{"artifacts":{"doi:10.1007/s11669-014-0313-y/p2/tab-1":{"artifact":"table","caption":"Solid phases in the Cr-Nb system with crystal structure data and composition ranges from the literature","label":"1","page":2},"doi:10.1007/s11669-014-0313-y/p2/tab-2":{"artifact":"table","caption":"Solid phase boundaries in the system Cr-Nb according to literature","label":"2","page":2},"doi:10.1007/s11669-014-0313-y/p2/tab-3":{"artifact":"table","caption":"Temperatures and liquid compositions of invariant reactions in the system Cr-Nb according to the literature","label":"3","page":2},"doi:10.1007/s11669-014-0313-y/p3/text-01":{"artifact":"text_passage","label":"page 3, passage 1","page":3},"doi:10.1007/s11669-014-0313-y/p5/tab-4":{"artifact":"table","caption":"Solidus and liquidus temperatures in the system Cr-Nb according to literature","label":"4","page":5},"doi:10.1007/s11669-014-0313-y/p6/tab-5":{"artifact":"table","caption":"Various thermodynamic properties according to the literature","label":"5","page":6},"doi:10.1007/s11669-014-0313-y/p6/text-19":{"artifact":"text_passage","label":"page 6, passage 19","page":6},"doi:10.1007/s11669-014-0313-y/p7/tab-6":{"artifact":"table","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7},"doi:10.1007/s11669-014-0313-y/p8/text-11":{"artifact":"text_passage","label":"page 8, passage 11","page":8},"doi:10.1016/0364-5916(93)90001-r/p2/text-03":{"artifact":"text_passage","label":"page 2, passage 3","page":2},"doi:10.1016/0364-5916(93)90001-r/p3/tab-1":{"artifact":"table","caption":"Summary of the experimental data.","label":"1","page":3},"doi:10.1016/0364-5916(93)90001-r/p7/text-05":{"artifact":"text_passage","label":"page 7, passage 5","page":7},"doi:10.1016/j.calphad.2012.09.002/p1/text-10":{"artifact":"text_passage","label":"page 1, passage 10","page":1},"doi:10.1016/j.calphad.2012.09.002/p3/text-08":{"artifact":"text_passage","label":"page 3, passage 8","page":3},"doi:10.1016/j.calphad.2012.09.002/p6/text-02":{"artifact":"text_passage","label":"page 6, passage 2","page":6},"doi:10.1016/j.calphad.2012.09.002/p6/text-05":{"artifact":"text_passage","label":"page 6, passage 5","page":6},"doi:10.1016/j.calphad.2012.09.002/p7/text-03":{"artifact":"text_passage","label":"page 7, passage 3","page":7},"sha256:ade531b1c8f06a5c/p4/tab-4":{"artifact":"table","caption":"Ab initio calculated total energy differences between the Laves phases Cr 2 X in C14, C15 and C36 structures and the weighted averages of total energies of the SER phases of pure constituents, compared for Cr 2 Nb with results of [7]","label":"4","page":4},"sha256:ade531b1c8f06a5c/p4/tab-5":{"artifact":"table","caption":"Ab initio calculated total energy differences between the Laves phases CrX 2 in C14, C15 and C36 structures and the weighted averages of total energies of the SER phases of pure constituents","label":"5","page":4}},"cite_as":{"also_cite":["the original source of every value you use (paper_citation / paper_doi, and cited_dois for values the paper cites from earlier work)"],"bibtex":"@misc{orchid_literature_2026,\n  author    = {Arr{\\'o}yave, Raymundo and Saal, James and Shin, Dongwon},\n  title     = {{ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature}},\n  version   = {2026.10},\n  publisher = {Zenodo},\n  year      = {2026},\n  doi       = {10.5281/zenodo.23735569},\n  url       = {https://doi.org/10.5281/zenodo.23735569},\n  note      = {Version 1, machine-extracted}\n}","dataset":"literature","doi":"10.5281/zenodo.23735569","license":"CC-BY-4.0","part_of":{"bibtex":"@misc{orchid_data_2026,\n  author    = {Arr{\\'o}yave, Raymundo and Saal, James and Shin, Dongwon},\n  title     = {{ORCHID data: umbrella record of the ORCHID datasets}},\n  version   = {2026.10},\n  publisher = {Zenodo},\n  year      = {2026},\n  doi       = {10.5281/zenodo.23736065},\n  url       = {https://doi.org/10.5281/zenodo.23736065},\n  note      = {Version 1, machine-extracted}\n}","doi":"10.5281/zenodo.23736065","text":"R. Arróyave, J. Saal, D. Shin, ORCHID data: umbrella record of the ORCHID datasets (version 2026.10; Version 1, machine-extracted), Zenodo (2026). https://doi.org/10.5281/zenodo.23736065","title":"ORCHID data: umbrella record of the ORCHID datasets","url":"https://doi.org/10.5281/zenodo.23736065"},"release_tag":"v2026.10","status":"Version 1, machine-extracted: values were read by language-model readers constrained to quote their source and checked automatically, and the release was then audited on the printed pages by adversarial audits, an independent second review of fit-facing records and a preliminary human review of a frozen sample. Flags such as accepted and ESPEI-ready record screening results, not certification; known issues are listed in the release notes.","text":"R. Arróyave, J. Saal, D. Shin, ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature (version 2026.10; Version 1, machine-extracted), Zenodo (2026). https://doi.org/10.5281/zenodo.23735569","title":"ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature","url":"https://doi.org/10.5281/zenodo.23735569","version":"2026.10"},"contexts":{},"elements":["CR","NB"],"licence":"CC BY 4.0 (ORCHID data; quotes are short excerpts kept for verification, the publishers' copyright, not relicensed)","models":{},"note":"records[].locator.ref -> artifacts; records[].model -> models (full records: orchid-literature.jsonl.gz)","papers":{"doi:10.1007/bf01329242":{"authors":["A. A. Bondar","T. Ya. Velikanova"],"citation":"A. A. Bondar, T. Ya. Velikanova, Aspects of construction of the constitution diagrams of ternary systems formed by chromium with carbon and d-transition metals, Powder Metall Met Ceram 35, 484-496 (1996).","container":"Powder Metall Met Ceram","doi":"10.1007/bf01329242","doi_url":"https://doi.org/10.1007/bf01329242","id":"doi:10.1007/bf01329242","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"Aspects of construction of the constitution diagrams of ternary systems formed by chromium with carbon and d-transition metals","year":1996},"doi:10.1007/bf02684676":{"authors":["O. I. Dovbenko","A. A. Bondar","T. Ya. Velikanova","S. V. Sleptsov"],"citation":"O. I. Dovbenko, A. A. Bondar, T. Ya. Velikanova, S. V. Sleptsov, The (Cr) + (NbC) quasibinary eutectic in the Cr - Nb - C system, Powder Metall Met Ceram 39, 256-261 (2000).","container":"Powder Metall Met Ceram","doi":"10.1007/bf02684676","doi_url":"https://doi.org/10.1007/bf02684676","id":"doi:10.1007/bf02684676","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"The (Cr) + (NbC) quasibinary eutectic in the Cr - Nb - C system","year":2000},"doi:10.1007/s11669-014-0313-y":{"authors":["Clemens Schmetterer","Alexandra Khvan","Aurélie Jacob","Bengt Hallstedt","Torsten Markus"],"citation":"Clemens Schmetterer, Alexandra Khvan, Aurélie Jacob, Bengt Hallstedt, Torsten Markus, A New Theoretical Study of the Cr-Nb System, J. Phase Equilib. Diffus. 35, 434-444 (2014).","container":"J. Phase Equilib. Diffus.","doi":"10.1007/s11669-014-0313-y","doi_url":"https://doi.org/10.1007/s11669-014-0313-y","id":"doi:10.1007/s11669-014-0313-y","kind":"corpus_paper","metadata_source":"crossref","pdf_sha256_prefix":"764ffbfcc7694f6e","roles":["reporting_paper"],"source_kinds":["journal_article"],"title":"A New Theoretical Study of the Cr-Nb System","year":2014},"doi:10.1016/0022-5088(61)90042-x":{"authors":["H.J. Goldschmidt","J.A. Brand"],"citation":"H.J. Goldschmidt, J.A. Brand, The constitution of the chromium-niobium-molybdenum system, Journal of the Less Common Metals 3, 44-61 (1961).","container":"Journal of the Less Common Metals","doi":"10.1016/0022-5088(61)90042-x","doi_url":"https://doi.org/10.1016/0022-5088(61)90042-x","id":"doi:10.1016/0022-5088(61)90042-x","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"The constitution of the chromium-niobium-molybdenum system","year":1961},"doi:10.1016/0022-5088(72)90145-2":{"authors":["J.P. Guha","D. Kolar"],"citation":"J.P. Guha, D. Kolar, Systems of niobium monocarbide with transition metals, Journal of the Less Common Metals 29, 33-40 (1972).","container":"Journal of the Less Common Metals","doi":"10.1016/0022-5088(72)90145-2","doi_url":"https://doi.org/10.1016/0022-5088(72)90145-2","id":"doi:10.1016/0022-5088(72)90145-2","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"Systems of niobium monocarbide with transition metals","year":1972},"doi:10.1016/0364-5916(93)90001-r":{"authors":["Joaquim G. Costa Neto","Suzana G. Fries","Hans Leo Lukas","Sérgio Gama","Günter Effenberg"],"citation":"Joaquim G. Costa Neto, Suzana G. Fries, Hans Leo Lukas, Sérgio Gama, Günter Effenberg, Thermodynamic optimisation of the Nb-Cr system, Calphad 17, 219-228 (1993).","container":"Calphad","doi":"10.1016/0364-5916(93)90001-r","doi_url":"https://doi.org/10.1016/0364-5916(93)90001-r","id":"doi:10.1016/0364-5916(93)90001-r","kind":"corpus_paper","metadata_source":"crossref","pdf_sha256_prefix":"65488995882f9a55","roles":["reporting_paper"],"source_kinds":["journal_article"],"title":"Thermodynamic optimisation of the Nb-Cr system","year":1993},"doi:10.1016/0921-5093(92)90420-6":{"citation":"D.J. Thoma and J.H. Perepezko, An experimental Evaluation of the Phase Relationships and Solubilities in the Nb-Cr System, Mater. Sci. Eng., 1992, 156A, p 97-108","doi":"10.1016/0921-5093(92)90420-6","doi_url":"https://doi.org/10.1016/0921-5093(92)90420-6","id":"doi:10.1016/0921-5093(92)90420-6","kind":"cited_work","metadata_source":"printed_reference","roles":["cited_source"],"source_kinds":["cited_work"]},"doi:10.1016/j.calphad.2006.09.002":{"authors":["Marcel H. F. Sluiter"],"citation":"Marcel H. F. Sluiter, Ab initio lattice stabilities of some elemental complex structures, Calphad (2006).","container":"Calphad","doi":"10.1016/j.calphad.2006.09.002","doi_url":"https://doi.org/10.1016/j.calphad.2006.09.002","id":"doi:10.1016/j.calphad.2006.09.002","kind":"cited_work","metadata_source":"openalex/crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"Ab initio lattice stabilities of some elemental complex structures","year":2006},"doi:10.1016/j.calphad.2008.04.006":{"authors":["J. Pavlů","J. Vřešt’ál","M. Šob"],"citation":"J. Pavlů, J. Vřešt’ál, M. Šob, Re-modeling of Laves phases in the Cr–Nb and Cr–Ta systems using first-principles results, Calphad 33, 179-186 (2009).","container":"Calphad","doi":"10.1016/j.calphad.2008.04.006","doi_url":"https://doi.org/10.1016/j.calphad.2008.04.006","id":"doi:10.1016/j.calphad.2008.04.006","kind":"corpus_paper","metadata_source":"crossref","roles":["cited_source","reporting_paper"],"source_kinds":["cited_work","journal_article"],"title":"Re-modeling of Laves phases in the Cr–Nb and Cr–Ta systems using first-principles results","year":2009},"doi:10.1016/j.calphad.2012.09.002":{"authors":["A.V. Khvan","B. Hallstedt","K. Chang"],"citation":"A.V. Khvan, B. Hallstedt, K. Chang, Thermodynamic assessment of Cr–Nb–C and Mn–Nb–C systems, Calphad 39, 54-61 (2012).","container":"Calphad","doi":"10.1016/j.calphad.2012.09.002","doi_url":"https://doi.org/10.1016/j.calphad.2012.09.002","id":"doi:10.1016/j.calphad.2012.09.002","kind":"corpus_paper","metadata_source":"crossref","pdf_sha256_prefix":"686d7fc881905529","roles":["reporting_paper"],"source_kinds":["journal_article"],"title":"Thermodynamic assessment of Cr–Nb–C and Mn–Nb–C systems","year":2012},"doi:10.1016/j.scriptamat.2009.11.002":{"authors":["J. Aufrecht","A. Leineweber","A. Senyshyn","E.J. Mittemeijer"],"citation":"J. Aufrecht, A. Leineweber, A. Senyshyn, E.J. Mittemeijer, The absence of a stable hexagonal Laves phase modification (NbCr2) in the Nb–Cr system, Scripta Materialia 62, 227-230 (2010).","container":"Scripta Materialia","doi":"10.1016/j.scriptamat.2009.11.002","doi_url":"https://doi.org/10.1016/j.scriptamat.2009.11.002","id":"doi:10.1016/j.scriptamat.2009.11.002","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"The absence of a stable hexagonal Laves phase modification (NbCr2) in the Nb–Cr system","year":2010},"doi:10.1016/s0925-8388(00)00678-2":{"authors":["Y.J Bhatt","Lalit Kumar","R.V Patil","G.B Kale","S.P Garg"],"citation":"Y.J Bhatt, Lalit Kumar, R.V Patil, G.B Kale, S.P Garg, Diffusion studies in Hf–Mo, Zr–Mo, Cr–Nb, Cr–Ta and Th–Re systems above 1900 K, Journal of Alloys and Compounds 302, 177-186 (2000).","container":"Journal of Alloys and Compounds","doi":"10.1016/s0925-8388(00)00678-2","doi_url":"https://doi.org/10.1016/s0925-8388(00)00678-2","id":"doi:10.1016/s0925-8388(00)00678-2","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"Diffusion studies in Hf–Mo, Zr–Mo, Cr–Nb, Cr–Ta and Th–Re systems above 1900 K","year":2000},"doi:10.1016/s0966-9795(98)00005-3":{"authors":["Suklyun Hong","C.L. Fu"],"citation":"Suklyun Hong, C.L. Fu, Phase stability and elastic moduli of Cr2Nb by first-principles calculations, Intermetallics 7, 5-9 (1999).","container":"Intermetallics","doi":"10.1016/s0966-9795(98)00005-3","doi_url":"https://doi.org/10.1016/s0966-9795(98)00005-3","id":"doi:10.1016/s0966-9795(98)00005-3","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"Phase stability and elastic moduli of Cr2Nb by first-principles calculations","year":1999},"doi:10.1039/tf9706601065":{"authors":["J. F. Martin","Franz Müller","O. Kubaschewski"],"citation":"J. F. Martin, Franz Müller, O. Kubaschewski, Thermodynamic properties of TaCr\n                    <sub>2</sub>\n                    and NbCr\n                    <sub>2</sub>, Trans. Faraday Soc. 66, 1065-1072 (1970).","container":"Trans. Faraday Soc.","doi":"10.1039/tf9706601065","doi_url":"https://doi.org/10.1039/tf9706601065","id":"doi:10.1039/tf9706601065","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"Thermodynamic properties of TaCr\n                    <sub>2</sub>\n                    and NbCr\n                    <sub>2</sub>","year":1970},"doi:10.1103/physrevb.54.12753":{"authors":["Alim Ormeci","F. Chu","John M. Wills","T. E. Mitchell","R. C. Albers","D. J. Thoma","S. P. Chen"],"citation":"Alim Ormeci, F. Chu, John M. Wills, T. E. Mitchell, R. C. Albers, D. J. Thoma et al., Total-energy study of electronic structure and mechanical behavior of<i>C</i>15 Laves phase compounds:<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant=\"normal\">NbCr</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>and<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant=\"normal\">HfV</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>, Phys. Rev. B 54, 12753-12762 (1996).","container":"Phys. Rev. B","doi":"10.1103/physrevb.54.12753","doi_url":"https://doi.org/10.1103/physrevb.54.12753","id":"doi:10.1103/physrevb.54.12753","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"Total-energy study of electronic structure and mechanical behavior of<i>C</i>15 Laves phase compounds:<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant=\"normal\">NbCr</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>and<mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" display=\"inline\"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant=\"normal\">HfV</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>","year":1996},"ref:45c3a19f294b2fe9":{"citation":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","id":"ref:45c3a19f294b2fe9","kind":"cited_work","metadata_source":"printed_reference","roles":["cited_source"],"source_kinds":["cited_work"],"year":1961},"ref:8bcf9d194317f902":{"citation":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","id":"ref:8bcf9d194317f902","kind":"cited_work","metadata_source":"printed_reference","roles":["cited_source"],"source_kinds":["cited_work"],"year":1969},"ref:9774baf9eea7a61a":{"citation":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","id":"ref:9774baf9eea7a61a","kind":"cited_work","metadata_source":"printed_reference","roles":["cited_source"],"source_kinds":["cited_work"],"year":1956},"ref:9ce01eaf08fa9a2c":{"citation":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","id":"ref:9ce01eaf08fa9a2c","kind":"cited_work","metadata_source":"printed_reference","roles":["cited_source"],"source_kinds":["cited_work"],"year":1958}},"part":1,"parts":1,"records":[{"chemical_system":"CR-NB","conditions":{"kind":"own_work_origin_unspecified"},"evidence_class":"unspecified","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-44XSLZ7VTR","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-1","row":1},"observation_type":"structural_property","origin":{"basis":"no_printed_or_resolvable_source_kind","class":"unspecified","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.944,"NB":0.056},"composition_source":"printed","phase":"(Cr)"}],"phases":[{"label":"(Cr)"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-1/r01#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","structure":{"prototype":"W","strukturbericht":"A2"},"system":"CR-NB","temperature_K":1353.0,"temperature_basis":"printed","temperature_printed":"1353","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"reading_resolution","value":0.005},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.006402,"sigma_method":{"basis":"calibrated","ci95":[0.001793,0.002549],"class":"unknown","entry":"value_types/LATTICE_LENGTH/classes/unknown","floor":0.0022,"floor_unit":"relative (fraction of the value)","n_pairs":586,"value":0.006402},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_stored":"Å","value":2.91,"value_stored":2.91},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Blazina","kind":"unknown","label":"57","reference":"Z. Blazina and R. Trojko, Structural Investigations of the Nb1\u0003xSixT2 and Nb1\u0003xAlxT2 (T = Cr, Mn, Fe Co, Ni) Systems, J. Less-Common Met., 1986, 119, p 297305","status":"resolved","year":"1986"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":{"phase":"Cr2Nb LT","prototype":"Cu2Mg","space_group":"Fd-3m"},"before":null,"evidence":{"batch":"table_context_batch_13","doi":"10.1007/s11669-014-0313-y","pdf_page":2,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed":"Cr2Nb LT | Cu2Mg | Fd-3m | 30-36 | 6.991/not given [57]","rationale":"Printed table context for this group supplies prototype, space_group; shared fields only, row values, references, uncertainty, composition and conditions unchanged; no forward fill across groups and no inference from symmetry, composition or other papers.","report_id":"ORCHID-TC-20261027-v1","source_group_rows":[2],"table":"1","table_key":"t256"},"field":"structure","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 13","image_sha256":"8c871d36427ab83c323be198b3b8bc130090d59d6e6ffab42a20d3a993847dad","page":2,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"single row","verdict":"confirmed"}}],"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["table_context_correction_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-WO3CKPLMNK","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-1","row":2},"observation_type":"structural_property","origin":{"basis":"cited_work_title_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.7,"NB":0.3},"composition_source":"printed","phase":"Cr2Nb LT"}],"phases":[{"label":"Cr2Nb LT","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-1/r02#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","reader_agreement":"single_reader_text_layer","reader_agreement_label":"single reader + PDF text layer","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","text_layer"],"record_kind":"general_table","source_system":"CR-NB","structure":{"phase":"Cr2Nb LT","prototype":"Cu2Mg","space_group":"Fd-3m"},"system":"CR-NB","temperature_K":298.15,"temperature_basis":"assumed_room_temperature","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"reading_resolution","value":0.0005},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.01538,"sigma_method":{"basis":"calibrated","ci95":[0.001793,0.002549],"class":"unknown","entry":"value_types/LATTICE_LENGTH/classes/unknown","floor":0.0022,"floor_unit":"relative (fraction of the value)","n_pairs":586,"value":0.01538},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.0005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_stored":"Å","value":6.991,"value_stored":6.991},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Straumanis","kind":"unknown","label":"58","reference":"M.E. Straumanis and S. Zyszczynski, Lattice Parameters, Thermal Expansion Coefﬁcients and Densities of Nb, and of Solid Solutions Nb-O and Nb-N-O and Their Defect Structure, J. Appl. Cryst., 1970, 3, p 1-6 Journal of Phase Equilibria and Diffusion Vol. 35 No. 4 2014","status":"resolved","year":"2014"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"},{"after":{"phase":"(Nb)","prototype":"W","space_group":"Im-3m"},"before":null,"evidence":{"batch":"table_context_batch_13","doi":"10.1007/s11669-014-0313-y","pdf_page":2,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed":"(Nb) | W | Im-3m | 75.6 | 3.30/298 [58]","rationale":"Printed table context for this group supplies prototype, space_group; shared fields only, row values, references, uncertainty, composition and conditions unchanged; no forward fill across groups and no inference from symmetry, composition or other papers.","report_id":"ORCHID-TC-20261027-v1","source_group_rows":[4],"table":"1","table_key":"t256"},"field":"structure","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 13","image_sha256":"8c871d36427ab83c323be198b3b8bc130090d59d6e6ffab42a20d3a993847dad","page":2,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"single row","verdict":"confirmed"}}],"evidence_class":"unspecified","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["table_context_correction_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-WJKDDP7SWN","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-1","row":4},"observation_type":"structural_property","origin":{"basis":"no_printed_or_resolvable_source_kind","class":"unspecified","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.244,"NB":0.756},"composition_source":"printed","phase":"(Nb)"}],"phases":[{"label":"(Nb)"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-1/r04#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","reader_agreement":"single_reader_text_layer","reader_agreement_label":"single reader + PDF text layer","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","text_layer"],"record_kind":"general_table","source_system":"CR-NB","structure":{"phase":"(Nb)","prototype":"W","space_group":"Im-3m"},"system":"CR-NB","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"reading_resolution","value":0.05},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.001793,0.002549],"class":"unknown","entry":"value_types/LATTICE_LENGTH/classes/unknown","floor":0.0022,"floor_unit":"relative (fraction of the value)","n_pairs":586,"value":0.00726},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_stored":"Å","value":3.3,"value_stored":3.3},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0921-5093(92)90420-6","first_author":"Thoma","kind":"assessment","label":"7","paper":"doi:10.1016/0921-5093(92)90420-6","reference":"D.J. Thoma and J.H. Perepezko, An experimental Evaluation of the Phase Relationships and Solubilities in the Nb-Cr System, Mater. Sci. Eng., 1992, 156A, p 97-108","status":"resolved","year":"1992"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-WQGZFFXH4L","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-2","row":1},"model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"phase_region_vertex_set","origin":{"basis":"cited_reference_is_assessment","class":"model_value","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.1437,"NB":0.8563},"composition_source":"printed","phase":"Nb"},{"basis":"mole_fraction","composition":{"CR":0.6804,"NB":0.3196},"composition_source":"printed","phase":"C15 Cr2Nb"},{"basis":"mole_fraction","composition":{"CR":0.9754,"NB":0.0246},"composition_source":"printed","phase":"Cr"},{"basis":"mole_fraction","composition":{"CR":0.6359,"NB":0.3641},"composition_source":"printed","phase":"C15 Cr2Nb (Nb-rich side)"},{"basis":"mole_fraction","composition":{"CR":0.6804,"NB":0.3196},"composition_source":"printed","phase":"C15 Cr2Nb (Cr-rich side)"}],"phases":[{"label":"Nb"},{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"},{"label":"Cr"},{"label":"C15 Cr2Nb (Nb-rich side)","model_phase":"C15_LAVES"},{"label":"C15 Cr2Nb (Cr-rich side)","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-2/r01#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1673.0,"temperature_basis":"printed","temperature_printed":"1673","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"sigma_method":{"basis":"calibrated","ci95":[0.004448,0.004448],"class":"model_calculated","entry":"model/X_PHASE","floor":0.005,"floor_unit":"mole fraction","n_pairs":16730,"value":0.005},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_CONDITION","floor":5.0,"floor_unit":"K","n_pairs":0,"value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0921-5093(92)90420-6","first_author":"Thoma","kind":"assessment","label":"7","paper":"doi:10.1016/0921-5093(92)90420-6","reference":"D.J. Thoma and J.H. Perepezko, An experimental Evaluation of the Phase Relationships and Solubilities in the Nb-Cr System, Mater. Sci. Eng., 1992, 156A, p 97-108","status":"resolved","year":"1992"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-RNAVOG63YZ","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-2","row":2},"model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"phase_region_vertex_set","origin":{"basis":"cited_reference_is_assessment","class":"model_value","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.1253,"NB":0.8747},"composition_source":"printed","phase":"Nb"},{"basis":"mole_fraction","composition":{"CR":0.6795,"NB":0.3205},"composition_source":"printed","phase":"C15 Cr2Nb"},{"basis":"mole_fraction","composition":{"CR":0.9851,"NB":0.0149},"composition_source":"printed","phase":"Cr"},{"basis":"mole_fraction","composition":{"CR":0.6399,"NB":0.3601},"composition_source":"printed","phase":"C15 Cr2Nb (Nb-rich side)"},{"basis":"mole_fraction","composition":{"CR":0.6795,"NB":0.3205},"composition_source":"printed","phase":"C15 Cr2Nb (Cr-rich side)"}],"phases":[{"label":"Nb"},{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"},{"label":"Cr"},{"label":"C15 Cr2Nb (Nb-rich side)","model_phase":"C15_LAVES"},{"label":"C15 Cr2Nb (Cr-rich side)","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-2/r02#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1573.0,"temperature_basis":"printed","temperature_printed":"1573","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"sigma_method":{"basis":"calibrated","ci95":[0.004448,0.004448],"class":"model_calculated","entry":"model/X_PHASE","floor":0.005,"floor_unit":"mole fraction","n_pairs":16730,"value":0.005},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_CONDITION","floor":5.0,"floor_unit":"K","n_pairs":0,"value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0921-5093(92)90420-6","first_author":"Thoma","kind":"assessment","label":"7","paper":"doi:10.1016/0921-5093(92)90420-6","reference":"D.J. Thoma and J.H. Perepezko, An experimental Evaluation of the Phase Relationships and Solubilities in the Nb-Cr System, Mater. Sci. Eng., 1992, 156A, p 97-108","status":"resolved","year":"1992"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-RIJFJ2JDFH","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-2","row":3},"model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"phase_region_vertex_set","origin":{"basis":"cited_reference_is_assessment","class":"model_value","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.091,"NB":0.909},"composition_source":"printed","phase":"Nb"},{"basis":"mole_fraction","composition":{"CR":0.6779,"NB":0.3221},"composition_source":"printed","phase":"C15 Cr2Nb"},{"basis":"mole_fraction","composition":{"CR":0.988,"NB":0.012},"composition_source":"printed","phase":"Cr"},{"basis":"mole_fraction","composition":{"CR":0.645,"NB":0.355},"composition_source":"printed","phase":"C15 Cr2Nb (Nb-rich side)"},{"basis":"mole_fraction","composition":{"CR":0.6779,"NB":0.3221},"composition_source":"printed","phase":"C15 Cr2Nb (Cr-rich side)"}],"phases":[{"label":"Nb"},{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"},{"label":"Cr"},{"label":"C15 Cr2Nb (Nb-rich side)","model_phase":"C15_LAVES"},{"label":"C15 Cr2Nb (Cr-rich side)","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-2/r03#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1473.0,"temperature_basis":"printed","temperature_printed":"1473","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"sigma_method":{"basis":"calibrated","ci95":[0.004448,0.004448],"class":"model_calculated","entry":"model/X_PHASE","floor":0.005,"floor_unit":"mole fraction","n_pairs":16730,"value":0.005},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_CONDITION","floor":5.0,"floor_unit":"K","n_pairs":0,"value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0921-5093(92)90420-6","first_author":"Thoma","kind":"assessment","label":"7","paper":"doi:10.1016/0921-5093(92)90420-6","reference":"D.J. Thoma and J.H. Perepezko, An experimental Evaluation of the Phase Relationships and Solubilities in the Nb-Cr System, Mater. Sci. Eng., 1992, 156A, p 97-108","status":"resolved","year":"1992"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-SVU5TPFKNS","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-2","row":4},"model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"phase_region_vertex_set","origin":{"basis":"cited_reference_is_assessment","class":"model_value","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.0902,"NB":0.9098},"composition_source":"printed","phase":"Nb"},{"basis":"mole_fraction","composition":{"CR":0.6749,"NB":0.3251},"composition_source":"printed","phase":"C15 Cr2Nb"},{"basis":"mole_fraction","composition":{"CR":0.9872,"NB":0.0128},"composition_source":"printed","phase":"Cr"},{"basis":"mole_fraction","composition":{"CR":0.6573,"NB":0.3427},"composition_source":"printed","phase":"C15 Cr2Nb (Nb-rich side)"},{"basis":"mole_fraction","composition":{"CR":0.6749,"NB":0.3251},"composition_source":"printed","phase":"C15 Cr2Nb (Cr-rich side)"}],"phases":[{"label":"Nb"},{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"},{"label":"Cr"},{"label":"C15 Cr2Nb (Nb-rich side)","model_phase":"C15_LAVES"},{"label":"C15 Cr2Nb (Cr-rich side)","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-2/r04#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1373.0,"temperature_basis":"printed","temperature_printed":"1373","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"sigma_method":{"basis":"calibrated","ci95":[0.004448,0.004448],"class":"model_calculated","entry":"model/X_PHASE","floor":0.005,"floor_unit":"mole fraction","n_pairs":16730,"value":0.005},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_CONDITION","floor":5.0,"floor_unit":"K","n_pairs":0,"value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0921-5093(92)90420-6","first_author":"Thoma","kind":"assessment","label":"7","paper":"doi:10.1016/0921-5093(92)90420-6","reference":"D.J. Thoma and J.H. Perepezko, An experimental Evaluation of the Phase Relationships and Solubilities in the Nb-Cr System, Mater. Sci. Eng., 1992, 156A, p 97-108","status":"resolved","year":"1992"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-AHP276X472","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-2","row":5},"model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"phase_region_vertex_set","origin":{"basis":"cited_reference_is_assessment","class":"model_value","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.0944,"NB":0.9056},"composition_source":"printed","phase":"Nb"},{"basis":"mole_fraction","composition":{"CR":0.6827,"NB":0.3173},"composition_source":"printed","phase":"C15 Cr2Nb"},{"basis":"mole_fraction","composition":{"CR":0.9898,"NB":0.0102},"composition_source":"printed","phase":"Cr"},{"basis":"mole_fraction","composition":{"CR":0.6357,"NB":0.3643},"composition_source":"printed","phase":"C15 Cr2Nb (Nb-rich side)"},{"basis":"mole_fraction","composition":{"CR":0.6827,"NB":0.3173},"composition_source":"printed","phase":"C15 Cr2Nb (Cr-rich side)"}],"phases":[{"label":"Nb"},{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"},{"label":"Cr"},{"label":"C15 Cr2Nb (Nb-rich side)","model_phase":"C15_LAVES"},{"label":"C15 Cr2Nb (Cr-rich side)","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-2/r05#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1223.0,"temperature_basis":"printed","temperature_printed":"1223","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"sigma_method":{"basis":"calibrated","ci95":[0.004448,0.004448],"class":"model_calculated","entry":"model/X_PHASE","floor":0.005,"floor_unit":"mole fraction","n_pairs":16730,"value":0.005},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_CONDITION","floor":5.0,"floor_unit":"K","n_pairs":0,"value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-RKQBS7NJ5R","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-2","row":6},"model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"phase_region_vertex_set","origin":{"basis":"cited_reference_is_assessment","class":"model_value","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.9,"NB":0.1},"composition_source":"printed","phase":"Cr"}],"phases":[{"label":"Cr"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-2/r06#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1873.0,"temperature_basis":"printed","temperature_printed":"1873","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.004448,0.004448],"class":"model_calculated","entry":"model/X_PHASE","floor":0.005,"floor_unit":"mole fraction","n_pairs":16730,"value":0.005},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_CONDITION","floor":5.0,"floor_unit":"K","n_pairs":0,"value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-FR7YF6DHWX","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-2","row":7},"model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"phase_region_vertex_set","origin":{"basis":"cited_reference_is_assessment","class":"model_value","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.9375,"NB":0.0625},"composition_source":"printed","phase":"Cr"}],"phases":[{"label":"Cr"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-2/r07#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1823.0,"temperature_basis":"printed","temperature_printed":"1823","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"sigma_method":{"basis":"calibrated","ci95":[0.004448,0.004448],"class":"model_calculated","entry":"model/X_PHASE","floor":0.005,"floor_unit":"mole fraction","n_pairs":16730,"value":0.005},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_CONDITION","floor":5.0,"floor_unit":"K","n_pairs":0,"value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-RZ6ZF3WGRV","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-2","row":8},"model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"phase_region_vertex_set","origin":{"basis":"cited_reference_is_assessment","class":"model_value","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.125,"NB":0.875},"composition_source":"printed","phase":"Nb"},{"basis":"mole_fraction","composition":{"CR":0.958,"NB":0.042},"composition_source":"printed","phase":"Cr"}],"phases":[{"label":"Nb"},{"label":"Cr"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-2/r08#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1773.0,"temperature_basis":"printed","temperature_printed":"1773","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"sigma_method":{"basis":"calibrated","ci95":[0.004448,0.004448],"class":"model_calculated","entry":"model/X_PHASE","floor":0.005,"floor_unit":"mole fraction","n_pairs":16730,"value":0.005},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_CONDITION","floor":5.0,"floor_unit":"K","n_pairs":0,"value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-5FJT57YLCI","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-2","row":9},"model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"phase_region_vertex_set","origin":{"basis":"cited_reference_is_assessment","class":"model_value","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.9686,"NB":0.0314},"composition_source":"printed","phase":"Cr"}],"phases":[{"label":"Cr"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-2/r09#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1673.0,"temperature_basis":"printed","temperature_printed":"1673","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"sigma_method":{"basis":"calibrated","ci95":[0.004448,0.004448],"class":"model_calculated","entry":"model/X_PHASE","floor":0.005,"floor_unit":"mole fraction","n_pairs":16730,"value":0.005},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_CONDITION","floor":5.0,"floor_unit":"K","n_pairs":0,"value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-5SCZYXY3VT","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-2","row":10},"model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"phase_region_vertex_set","origin":{"basis":"cited_reference_is_assessment","class":"model_value","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.2,"NB":0.8},"composition_source":"printed","phase":"Nb"}],"phases":[{"label":"Nb"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-2/r10#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933.0,"temperature_basis":"printed","temperature_printed":"1933","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.004448,0.004448],"class":"model_calculated","entry":"model/X_PHASE","floor":0.005,"floor_unit":"mole fraction","n_pairs":16730,"value":0.005},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_CONDITION","floor":5.0,"floor_unit":"K","n_pairs":0,"value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-3YSYIKVCIU","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-2","row":11},"observation_type":"phase_region_vertex_set","origin":{"basis":"cited_work_title_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.04,"NB":0.96},"composition_source":"printed","phase":"Nb"},{"basis":"mole_fraction","composition":{"CR":0.7,"NB":0.3},"composition_source":"printed","phase":"C15 Cr2Nb"},{"basis":"mole_fraction","composition":{"CR":0.98,"NB":0.02},"composition_source":"printed","phase":"Cr"},{"basis":"mole_fraction","composition":{"CR":0.64,"NB":0.36},"composition_source":"printed","phase":"C15 Cr2Nb (Nb-rich side)"},{"basis":"mole_fraction","composition":{"CR":0.7,"NB":0.3},"composition_source":"printed","phase":"C15 Cr2Nb (Cr-rich side)"}],"phases":[{"label":"Nb"},{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"},{"label":"Cr"},{"label":"C15 Cr2Nb (Nb-rich side)","model_phase":"C15_LAVES"},{"label":"C15 Cr2Nb (Cr-rich side)","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-2/r11#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1273.0,"temperature_basis":"printed","temperature_printed":"1273","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/s0925-8388(00)00678-2","first_author":"Bhatt","kind":"assessment","label":"54","paper":"doi:10.1016/s0925-8388(00)00678-2","reference":"Y.J. Bhatt, L. Kumar, R.V. Patil, G.B. Kale, and S.P. Garg, Diffusion Studies in Hf-Mo, Zr-Mo, Cr-Nb, Cr-Ta and Th-Re Systems Above 1900 K, J. Alloy. Compd., 2000, 302, p 177-186","status":"resolved","year":"2000"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-SOJNSYKO5B","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-2","row":12},"model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"phase_region_vertex_set","origin":{"basis":"cited_reference_is_assessment","class":"model_value","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.25,"NB":0.75},"composition_source":"printed","phase":"Nb"},{"basis":"mole_fraction","composition":{"CR":0.68,"NB":0.32},"composition_source":"printed","phase":"C15 Cr2Nb"},{"basis":"mole_fraction","composition":{"CR":0.78,"NB":0.22},"composition_source":"printed","phase":"Cr-rich liquid phase"},{"basis":"mole_fraction","composition":{"CR":0.64,"NB":0.36},"composition_source":"printed","phase":"C15 Cr2Nb (Nb-rich side)"},{"basis":"mole_fraction","composition":{"CR":0.68,"NB":0.32},"composition_source":"printed","phase":"C15 Cr2Nb (Cr-rich side)"},{"basis":"mole_fraction","composition":{"CR":0.78,"NB":0.22},"composition_source":"printed","phase":"Cr-rich liquid (a)"}],"phases":[{"label":"Nb"},{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"},{"label":"Cr-rich liquid phase"},{"label":"C15 Cr2Nb (Nb-rich side)","model_phase":"C15_LAVES"},{"label":"C15 Cr2Nb (Cr-rich side)","model_phase":"C15_LAVES"},{"label":"Cr-rich liquid (a)"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-2/r12#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1934.0,"temperature_basis":"printed","temperature_printed":"1934","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"sigma_method":{"basis":"calibrated","ci95":[0.004448,0.004448],"class":"model_calculated","entry":"model/X_PHASE","floor":0.005,"floor_unit":"mole fraction","n_pairs":16730,"value":0.005},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_CONDITION","floor":5.0,"floor_unit":"K","n_pairs":0,"value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-WOAKCHDQL7","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":1},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.975,"NB":0.025},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r01#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1973.0,"temperature_basis":"printed","temperature_printed":"1973","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1973.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-JQT5TPWJ4D","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":2},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.95,"NB":0.05},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r02#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1943.0,"temperature_basis":"printed","temperature_printed":"1943","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1943.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-6XK3IB3VBL","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":3},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.95,"NB":0.05},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.95,"NB":0.05},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r03#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2103.0,"temperature_basis":"printed","temperature_printed":"2103","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-4F4Y2BT2FK","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":4},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.925,"NB":0.075},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.925,"NB":0.075},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r04#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2063.0,"temperature_basis":"printed","temperature_printed":"2063","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-YSFV3QPMQT","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":5},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.9,"NB":0.1},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r05#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1883.0,"temperature_basis":"printed","temperature_printed":"1883","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1883.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-IWOOFAUL5V","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":6},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.9,"NB":0.1},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.9,"NB":0.1},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r06#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2033.0,"temperature_basis":"printed","temperature_printed":"2033","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-QRLTXZHQT7","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":7},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.85,"NB":0.15},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r07#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1873.0,"temperature_basis":"printed","temperature_printed":"1873","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1873.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-TTT6PCZ2PP","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":8},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.85,"NB":0.15},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.85,"NB":0.15},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r08#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1983.0,"temperature_basis":"printed","temperature_printed":"1983","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-ZONGOUTUKE","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":9},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.8,"NB":0.2},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r09#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1873.0,"temperature_basis":"printed","temperature_printed":"1873","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1873.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-FCZTF5KMW4","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":10},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.8,"NB":0.2},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.8,"NB":0.2},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r10#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1918.0,"temperature_basis":"printed","temperature_printed":"1918","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-XZ4HR27IW5","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":100},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.675,"NB":0.325},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.675,"NB":0.325},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r100#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2005.0,"temperature_basis":"printed","temperature_printed":"2005","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-UDFJOFWH2K","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":101},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.668,"NB":0.332},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r101#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1927.0,"temperature_basis":"printed","temperature_printed":"1927","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1927.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-E2LGH3HG36","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":102},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.668,"NB":0.332},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.668,"NB":0.332},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r102#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2007.0,"temperature_basis":"printed","temperature_printed":"2007","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-OJQPHDIIRK","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":103},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.653,"NB":0.347},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r103#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1951.0,"temperature_basis":"printed","temperature_printed":"1951","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1951.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-SYALZUBPEQ","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":104},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.653,"NB":0.347},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.653,"NB":0.347},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r104#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2011.0,"temperature_basis":"printed","temperature_printed":"2011","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-COM6S6ER4B","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":105},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.635,"NB":0.365},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r105#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1949.0,"temperature_basis":"printed","temperature_printed":"1949","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1949.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-MRODRLRF52","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":106},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.635,"NB":0.365},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.635,"NB":0.365},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r106#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2010.0,"temperature_basis":"printed","temperature_printed":"2010","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-MQSH2USZET","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":107},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.567,"NB":0.433},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r107#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1949.0,"temperature_basis":"printed","temperature_printed":"1949","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1949.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-S4HYUKHEEB","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":108},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.567,"NB":0.433},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.567,"NB":0.433},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r108#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1990.0,"temperature_basis":"printed","temperature_printed":"1990","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-H2EB6GKUNU","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":109},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.493,"NB":0.507},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r109#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1949.0,"temperature_basis":"printed","temperature_printed":"1949","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1949.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-CFAQ3QXJTY","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":11},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.75,"NB":0.25},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r11#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1873.0,"temperature_basis":"printed","temperature_printed":"1873","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1873.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-NMRMBRUZMU","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":110},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.493,"NB":0.507},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.493,"NB":0.507},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r110#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1949.0,"temperature_basis":"printed","temperature_printed":"1949","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-DLR3FQOUQ6","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":12},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.7,"NB":0.3},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r12#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1863.0,"temperature_basis":"printed","temperature_printed":"1863","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1863.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-6MM3NTH4TJ","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":13},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.6,"NB":0.4},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r13#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933.0,"temperature_basis":"printed","temperature_printed":"1933","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-WTQWPYTNFS","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":14},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.6,"NB":0.4},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.6,"NB":0.4},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r14#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1948.0,"temperature_basis":"printed","temperature_printed":"1948","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-OTHDQE33ON","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":15},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.55,"NB":0.45},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r15#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1923.0,"temperature_basis":"printed","temperature_printed":"1923","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1923.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-TTV7UDQVIM","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":16},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.55,"NB":0.45},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.55,"NB":0.45},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r16#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1973.0,"temperature_basis":"printed","temperature_printed":"1973","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-OQ77UPFSDQ","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":17},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.5,"NB":0.5},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r17#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933.0,"temperature_basis":"printed","temperature_printed":"1933","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-OEB4S3WAED","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":18},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.5,"NB":0.5},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.5,"NB":0.5},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r18#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1958.0,"temperature_basis":"printed","temperature_printed":"1958","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-7HSCQERH3O","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":19},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.45,"NB":0.55},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.45,"NB":0.55},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r19#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2003.0,"temperature_basis":"printed","temperature_printed":"2003","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-KGD6VUWL2V","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":20},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.4,"NB":0.6},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r20#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933.0,"temperature_basis":"printed","temperature_printed":"1933","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-7YIHJ3AIXY","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":21},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.4,"NB":0.6},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.4,"NB":0.6},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r21#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2048.0,"temperature_basis":"printed","temperature_printed":"2048","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-MJIO3RRQ73","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":22},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.35,"NB":0.65},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.35,"NB":0.65},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r22#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2093.0,"temperature_basis":"printed","temperature_printed":"2093","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-E26F2MAKNI","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":23},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.3,"NB":0.7},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r23#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933.0,"temperature_basis":"printed","temperature_printed":"1933","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-AHAPCSC6RB","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":24},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.3,"NB":0.7},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.3,"NB":0.7},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r24#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2108.0,"temperature_basis":"printed","temperature_printed":"2108","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-5QQLYFFXR4","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":25},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.2,"NB":0.8},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r25#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1943.0,"temperature_basis":"printed","temperature_printed":"1943","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1943.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-LQE32HDGQ5","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":26},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.2,"NB":0.8},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.2,"NB":0.8},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r26#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2173.0,"temperature_basis":"printed","temperature_printed":"2173","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-UQKXGPN5ME","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":27},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.15,"NB":0.85},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.15,"NB":0.85},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r27#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2223.0,"temperature_basis":"printed","temperature_printed":"2223","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-BNH35KKR26","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":28},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.1,"NB":0.9},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.1,"NB":0.9},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r28#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2313.0,"temperature_basis":"printed","temperature_printed":"2313","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-6B23XALQLI","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":29},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.05,"NB":0.95},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r29#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1993.0,"temperature_basis":"printed","temperature_printed":"1993","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1993.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-TRTIO7UEHK","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":30},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.05,"NB":0.95},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.05,"NB":0.95},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r30#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2333.0,"temperature_basis":"printed","temperature_printed":"2333","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-7BIBG6WX7Z","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":31},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.667,"NB":0.333},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r31#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1923.0,"temperature_basis":"printed","temperature_printed":"1923","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1923.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"assessment","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-VB4DGSW66E","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":32},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","own_work_of_paper":false},"overall_composition":{"CR":0.667,"NB":0.333},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.667,"NB":0.333},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r32#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1938.0,"temperature_basis":"printed","temperature_printed":"1938","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-FKMS3D5ZOE","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":33},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.941,"NB":0.059},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.941,"NB":0.059},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r33#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1974.0,"temperature_basis":"printed","temperature_printed":"1974","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-PN7VBU66X6","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":34},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.887,"NB":0.113},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.887,"NB":0.113},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r34#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1927.0,"temperature_basis":"printed","temperature_printed":"1927","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-UFPRUW3T56","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":35},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.456,"NB":0.544},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.456,"NB":0.544},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r35#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1887.4,"temperature_basis":"printed","temperature_printed":"1887.4","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-RIYFZYEHOD","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":36},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.387,"NB":0.613},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.387,"NB":0.613},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r36#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1969.3,"temperature_basis":"printed","temperature_printed":"1969.3","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-STKJOBGVGM","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":37},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.337,"NB":0.663},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.337,"NB":0.663},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r37#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2013.3,"temperature_basis":"printed","temperature_printed":"2013.3","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-DHEHASHCS7","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":38},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.196,"NB":0.804},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.196,"NB":0.804},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r38#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2127.5,"temperature_basis":"printed","temperature_printed":"2127.5","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-VHDI5VC7SO","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":39},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.158,"NB":0.842},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.158,"NB":0.842},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r39#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2168.5,"temperature_basis":"printed","temperature_printed":"2168.5","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-L4MPEUHOG3","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":40},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.096,"NB":0.904},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.096,"NB":0.904},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r40#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2323.3,"temperature_basis":"printed","temperature_printed":"2323.3","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-QHKW2WCUSJ","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":41},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.045,"NB":0.955},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.045,"NB":0.955},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r41#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2521.9,"temperature_basis":"printed","temperature_printed":"2521.9","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-XUKB6W3RDL","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":42},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.792,"NB":0.208},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.792,"NB":0.208},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r42#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2018.0,"temperature_basis":"printed","temperature_printed":"2018","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-AN5K7HGE53","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":43},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.665,"NB":0.335},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.665,"NB":0.335},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r43#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2047.0,"temperature_basis":"printed","temperature_printed":"2047","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-JVYL2K6ELT","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":44},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.593,"NB":0.407},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.593,"NB":0.407},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r44#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2013.0,"temperature_basis":"printed","temperature_printed":"2013","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-QDA7Q5UDTH","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":45},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.548,"NB":0.452},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.548,"NB":0.452},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r45#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1963.0,"temperature_basis":"printed","temperature_printed":"1963","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"unknown","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-5ABVIMEZBK","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":46},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","own_work_of_paper":false},"overall_composition":{"CR":0.496,"NB":0.504},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.496,"NB":0.504},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r46#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1905.0,"temperature_basis":"printed","temperature_printed":"1905","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-Q63HMCL4AY","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":47},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.9,"NB":0.1},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r47#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1954.0,"temperature_basis":"printed","temperature_printed":"1954","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1954.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-Q3OJMIMD7S","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":48},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.9,"NB":0.1},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.9,"NB":0.1},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r48#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1986.0,"temperature_basis":"printed","temperature_printed":"1986","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-U4CTHKP67C","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":49},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.85,"NB":0.15},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.85,"NB":0.15},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r49#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2042.0,"temperature_basis":"printed","temperature_printed":"2042","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-3DIIJAL3J2","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":50},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.4,"NB":0.6},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r50#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1972.0,"temperature_basis":"printed","temperature_printed":"1972","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1972.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-3JZP6JRFLQ","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":51},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.4,"NB":0.6},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.4,"NB":0.6},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r51#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2002.0,"temperature_basis":"printed","temperature_printed":"2002","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-6NPJX2KNCO","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":52},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.3,"NB":0.7},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r52#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1983.0,"temperature_basis":"printed","temperature_printed":"1983","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1983.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-ZDVAGP3QIO","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":53},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.3,"NB":0.7},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.3,"NB":0.7},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r53#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2061.0,"temperature_basis":"printed","temperature_printed":"2061","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-UVLRPYPXOW","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":54},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.2,"NB":0.8},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r54#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2183.0,"temperature_basis":"printed","temperature_printed":"2183","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2183.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-6DVTHR2FCH","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":55},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.2,"NB":0.8},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.2,"NB":0.8},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r55#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2372.0,"temperature_basis":"printed","temperature_printed":"2372","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-2IP3NRAXHK","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":56},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.1,"NB":0.9},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r56#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2373.0,"temperature_basis":"printed","temperature_printed":"2373","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2373.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-64QQM7VLLV","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":57},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.1,"NB":0.9},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.1,"NB":0.9},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r57#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2630.0,"temperature_basis":"printed","temperature_printed":"2630","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-IS6QBA5M3S","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":58},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.7,"NB":0.3},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r58#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1958.0,"temperature_basis":"printed","temperature_printed":"1958","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1958.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-XET7SENMIB","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":59},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.7,"NB":0.3},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.7,"NB":0.3},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r59#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1991.0,"temperature_basis":"printed","temperature_printed":"1991","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-D6PLLIT5JX","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":60},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.68,"NB":0.32},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.68,"NB":0.32},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r60#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1997.0,"temperature_basis":"printed","temperature_printed":"1997","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-567Z5RPPCL","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":61},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.67,"NB":0.33},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.67,"NB":0.33},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r61#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1995.0,"temperature_basis":"printed","temperature_printed":"1995","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-JHZSGMV7SN","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":62},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.65,"NB":0.35},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.65,"NB":0.35},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r62#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1991.0,"temperature_basis":"printed","temperature_printed":"1991","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-ZLJYBNOQG4","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":63},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.63,"NB":0.37},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r63#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1975.0,"temperature_basis":"printed","temperature_printed":"1975","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1975.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"unknown","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-3VKYACOCKC","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":64},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","own_work_of_paper":false},"overall_composition":{"CR":0.63,"NB":0.37},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.63,"NB":0.37},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r64#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1988.0,"temperature_basis":"printed","temperature_printed":"1988","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-OODUF4KBE6","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":65},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.991,"NB":0.009},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r65#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1953.0,"temperature_basis":"printed","temperature_printed":"1953","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1953.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-IA7W52OBI5","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":66},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.991,"NB":0.009},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.991,"NB":0.009},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r66#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2073.0,"temperature_basis":"printed","temperature_printed":"2073","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-4ATFIMAK3U","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":67},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.982,"NB":0.018},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r67#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933.0,"temperature_basis":"printed","temperature_printed":"1933","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-4P7LNWFC36","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":68},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.982,"NB":0.018},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.982,"NB":0.018},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r68#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2043.0,"temperature_basis":"printed","temperature_printed":"2043","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-34QL6RIMHA","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":69},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.973,"NB":0.027},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r69#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1963.0,"temperature_basis":"printed","temperature_printed":"1963","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1963.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-6AAFUKI67J","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":70},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.957,"NB":0.043},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r70#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1953.0,"temperature_basis":"printed","temperature_printed":"1953","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1953.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-BNFANVMNU7","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":71},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.957,"NB":0.043},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.957,"NB":0.043},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r71#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1993.0,"temperature_basis":"printed","temperature_printed":"1993","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-CYQLCVXM5W","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":72},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.93,"NB":0.07},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r72#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933.0,"temperature_basis":"printed","temperature_printed":"1933","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-6AUP62YGR4","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":73},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.93,"NB":0.07},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.93,"NB":0.07},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r73#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1948.0,"temperature_basis":"printed","temperature_printed":"1948","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-IT4AXUIRN5","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":74},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.901,"NB":0.099},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r74#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933.0,"temperature_basis":"printed","temperature_printed":"1933","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-CABFYTXYTN","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":75},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.901,"NB":0.099},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.901,"NB":0.099},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r75#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2043.0,"temperature_basis":"printed","temperature_printed":"2043","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-LSXVWP4Y4E","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":76},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.836,"NB":0.164},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r76#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933.0,"temperature_basis":"printed","temperature_printed":"1933","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-NYN4OXD5MD","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":77},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.798,"NB":0.202},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r77#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933.0,"temperature_basis":"printed","temperature_printed":"1933","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-J7QDS6ULZE","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":78},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.462,"NB":0.538},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r78#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1983.0,"temperature_basis":"printed","temperature_printed":"1983","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1983.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-K5Q72CONE5","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":79},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.462,"NB":0.538},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.462,"NB":0.538},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r79#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2033.0,"temperature_basis":"printed","temperature_printed":"2033","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-UYM7N6IPD3","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":80},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.415,"NB":0.585},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.415,"NB":0.585},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r80#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1993.0,"temperature_basis":"printed","temperature_printed":"1993","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-CFD3H5YFRT","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":81},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.341,"NB":0.659},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.341,"NB":0.659},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r81#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2133.0,"temperature_basis":"printed","temperature_printed":"2133","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-QAC2PCGGAW","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":82},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.736,"NB":0.264},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r82#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1953.0,"temperature_basis":"printed","temperature_printed":"1953","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1953.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-SAPAPQ2JL5","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":83},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.736,"NB":0.264},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.736,"NB":0.264},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r83#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1978.0,"temperature_basis":"printed","temperature_printed":"1978","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-XCOPKV4NUU","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":84},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.666,"NB":0.334},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r84#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1963.0,"temperature_basis":"printed","temperature_printed":"1963","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1963.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-PBVWXNXYM5","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":85},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.597,"NB":0.403},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r85#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1983.0,"temperature_basis":"printed","temperature_printed":"1983","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1983.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"unknown","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-WDBJBZ6SD6","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":86},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","own_work_of_paper":false},"overall_composition":{"CR":0.518,"NB":0.482},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r86#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1983.0,"temperature_basis":"printed","temperature_printed":"1983","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1983.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-LR25Y4R7ZZ","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":87},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.942,"NB":0.058},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r87#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2027.0,"temperature_basis":"printed","temperature_printed":"2027","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2027.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-FBPUFWAFOD","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":88},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.942,"NB":0.058},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.942,"NB":0.058},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r88#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2079.0,"temperature_basis":"printed","temperature_printed":"2079","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-LANEFDHAKT","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":89},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.879,"NB":0.121},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r89#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1935.0,"temperature_basis":"printed","temperature_printed":"1935","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1935.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-7CX7FRFAA2","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":90},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.879,"NB":0.121},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.879,"NB":0.121},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r90#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2002.0,"temperature_basis":"printed","temperature_printed":"2002","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-DKCVTLWYQ7","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":91},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.843,"NB":0.157},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r91#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933.0,"temperature_basis":"printed","temperature_printed":"1933","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-7X5MMHPVG2","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":92},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.843,"NB":0.157},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.843,"NB":0.157},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r92#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1975.0,"temperature_basis":"printed","temperature_printed":"1975","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-BHD2KQVSJQ","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":93},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.807,"NB":0.193},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.807,"NB":0.193},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r93#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1925.0,"temperature_basis":"printed","temperature_printed":"1925","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-QWNZ3T4V23","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":94},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.77,"NB":0.23},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r94#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1934.0,"temperature_basis":"printed","temperature_printed":"1934","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1934.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-OYRGKR6HKS","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":95},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.77,"NB":0.23},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.77,"NB":0.23},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r95#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1962.0,"temperature_basis":"printed","temperature_printed":"1962","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-GPOE3CXPCI","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":96},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.732,"NB":0.268},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r96#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1923.0,"temperature_basis":"printed","temperature_printed":"1923","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1923.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-OST3UVCOKH","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":97},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.732,"NB":0.268},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.732,"NB":0.268},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r97#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1990.0,"temperature_basis":"printed","temperature_printed":"1990","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-4B3U2TRBK4","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":98},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.697,"NB":0.303},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"solidus"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r98#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1929.0,"temperature_basis":"printed","temperature_printed":"1929","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1929.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"unknown","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-V3YEKG6UQX","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p5/tab-4","row":99},"observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","own_work_of_paper":false},"overall_composition":{"CR":0.697,"NB":0.303},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"CR":0.697,"NB":0.303},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1007/s11669-014-0313-y/p5/tab-4/r99#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2003.0,"temperature_basis":"printed","temperature_printed":"2003","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/j.calphad.2008.04.006","first_author":"Pavlu","kind":"assessment","label":"8","paper":"doi:10.1016/j.calphad.2008.04.006","reference":"J. Pavlu, J. Vrest’al, and P. Sob, Re-modeling of Laves Phases in the Cr-Nb and Cr-Ta Systems Using First-Principles Results, CALPHAD, 2009, 33, p 179-186","status":"resolved","year":"2009"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-EPDYZSGRDL","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p6/tab-5","row":1},"model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"equilibrium_property","origin":{"basis":"printed_source_other_calculation","class":"model_value","measured_in":"doi:10.1016/j.calphad.2008.04.006","own_work_of_paper":false},"overall_composition":{"CR":0.667,"NB":0.333},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p6/tab-5/r01#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"ΔfH","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.4965},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.7,"sigma_method":{"basis":"calibrated","ci95":[3.11346,4.54664],"class":"model_calculated","entry":"model/HM_FORM","floor":3.9,"floor_unit":"kJ/mol-atom","n_pairs":2045,"scaled_for_unstated_basis":3,"value":11.7},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol (basis unstated)","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol (basis unstated)","unit_basis":"unstated","unit_printed":"kJ/mol","unit_stored":"J/mol (basis unstated)","value":-9.93,"value_printed":-9.93,"value_stored":-9930.0},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/s0966-9795(98)00005-3","first_author":"Hong","kind":"unknown","label":"38","paper":"doi:10.1016/s0966-9795(98)00005-3","reference":"S. Hong and C.L. Fu, Phase Stability and Elastic Moduli of Cr2Nb by First-Principles Calculations, Intermetallics, 1999, 7, p 5-9","status":"resolved","year":"1999"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:computation_context"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-BXYEEUODQA","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p6/tab-5","row":2},"observation_type":"equilibrium_property","origin":{"basis":"cited_reference_title_first_principles","class":"computed","own_work_of_paper":false},"overall_composition":{"CR":0.667,"NB":0.333},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p6/tab-5/r02#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"ΔfH","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.372},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.79,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"scaled_for_unstated_basis":3,"stratum":"literature/magnetic_3d","value":11.79},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol (basis unstated)","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol (basis unstated)","unit_basis":"unstated","unit_printed":"kJ/mol","unit_stored":"J/mol (basis unstated)","value":-7.44,"value_printed":-7.44,"value_stored":-7440.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Yao","kind":"unknown","label":"39","reference":"Q. Yao, J. Sun, Y. Zhang, and B. Jiang, First-Principles Studies of Ternary Site Occupancy in the C15 NbCr2 Laves Phase, Acta Mater., 2006, 54(13), p 3585-3591","status":"resolved","year":"2006"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:computation_context"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-V5AAYX4LBW","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p6/tab-5","row":3},"observation_type":"equilibrium_property","origin":{"basis":"cited_reference_title_first_principles","class":"computed","own_work_of_paper":false},"overall_composition":{"CR":0.667,"NB":0.333},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p6/tab-5/r03#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"ΔfH","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.3465},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.79,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"scaled_for_unstated_basis":3,"stratum":"literature/magnetic_3d","value":11.79},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol (basis unstated)","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol (basis unstated)","unit_basis":"unstated","unit_printed":"kJ/mol","unit_stored":"J/mol (basis unstated)","value":-6.93,"value_printed":-6.93,"value_stored":-6930.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Kellou","kind":"unknown","label":"41","reference":"A. Kellou, T. Grosdidier, C. Coddet, and H. Aourag, Theoretical Study of Structural, Electronic, and Thermal Properties of Cr(Zr, Nb) Laves Alloys, Acta Mater., 2005, 53(5), p 1459-1466","status":"resolved","year":"2005"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"unspecified","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-V6NAQQQR3Z","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p6/tab-5","row":4},"observation_type":"equilibrium_property","origin":{"basis":"no_printed_or_resolvable_source_kind","class":"unspecified","own_work_of_paper":false},"overall_composition":{"CR":0.667,"NB":0.333},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p6/tab-5/r04#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"ΔfH","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.315},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.5,"sigma_method":{"basis":"calibrated","ci95":[2.41122,4.298262],"class":"unknown","entry":"value_types/HM_FORM/classes/unknown","floor":3.5,"floor_unit":"kJ/mol-atom","n_pairs":290,"scaled_for_unstated_basis":3,"value":10.5},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"kJ/mol (basis unstated)","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol (basis unstated)","unit_basis":"unstated","unit_printed":"kJ/mol","unit_stored":"J/mol (basis unstated)","value":-6.3,"value_printed":-6.3,"value_stored":-6300.0},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1103/physrevb.54.12753","first_author":"Ormeci","kind":"unknown","label":"40","paper":"doi:10.1103/physrevb.54.12753","reference":"A. Ormeci, F. Chu, J. Wills, T. Mitchell, R. Albers, D. Thoma, and S. Chen, Total-Energy Study of Electronic Structure and Mechanical Behavior of C15 Laves Phase Compounds: NbCr2 and HfV2, Phys. Rev. B, 1996, 54(18), p 12753-12762","status":"resolved","year":"1996"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"unspecified","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-7ZMMC6KJQ7","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p6/tab-5","row":5},"observation_type":"equilibrium_property","origin":{"basis":"no_printed_or_resolvable_source_kind","class":"unspecified","own_work_of_paper":false},"overall_composition":{"CR":0.667,"NB":0.333},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p6/tab-5/r05#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"ΔfH","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.351},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.5,"sigma_method":{"basis":"calibrated","ci95":[2.41122,4.298262],"class":"unknown","entry":"value_types/HM_FORM/classes/unknown","floor":3.5,"floor_unit":"kJ/mol-atom","n_pairs":290,"scaled_for_unstated_basis":3,"value":10.5},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol (basis unstated)","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol (basis unstated)","unit_basis":"unstated","unit_printed":"kJ/mol","unit_stored":"J/mol (basis unstated)","value":-7.02,"value_printed":-7.02,"value_stored":-7020.0},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1039/tf9706601065","first_author":"Martin","kind":"unknown","label":"37","paper":"doi:10.1039/tf9706601065","reference":"J.F. Martin, F. Müller, and O. Kubaschewski, Thermodynamic Properties of TaCr2 and NbCr2, Trans. Faraday Soc., 1970, 66, p 1065-1072","status":"resolved","year":"1970"}],"component":"CR","conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-ZKE56KTRWC.f9b1d8","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p6/tab-5","row":6},"merged_ids":["ORC-ZKE56KTRWC.a2311b"],"observation_type":"equilibrium_property","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.3,"NB":0.7},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"},{"label":"(Nb)"}],"pid":"doi:10.1007/s11669-014-0313-y/p6/tab-5/r06#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"ACR_CR","property_group":"activity / EMF / Gibbs energy","property_printed":"Activity of Cr","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"phase":"BCC_A2"},"NB":{"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":1472.0,"temperature_basis":"printed","temperature_printed":"1472","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.0205},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.09715,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[0.73326,4.289692],"class":"unknown","entry":"value_types/ACTIVITY/classes/unknown","floor":2.9,"floor_unit":"kJ/mol (chemical potential)","n_pairs":9,"prior_source":"kubaschewski","value":0.09715},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"1","value_type":"ACTIVITY"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"1","unit_basis":"not_printed","value":0.41,"value_printed":0.41},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1039/tf9706601065","first_author":"Martin","kind":"unknown","label":"37","paper":"doi:10.1039/tf9706601065","reference":"J.F. Martin, F. Müller, and O. Kubaschewski, Thermodynamic Properties of TaCr2 and NbCr2, Trans. Faraday Soc., 1970, 66, p 1065-1072","status":"resolved","year":"1970"}],"component":"CR","conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-GQNFWJEWL3.30af1a","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p6/tab-5","row":7},"merged_ids":["ORC-GQNFWJEWL3.467cc7"],"observation_type":"equilibrium_property","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.47,"NB":0.53},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"},{"label":"(Nb)"}],"pid":"doi:10.1007/s11669-014-0313-y/p6/tab-5/r07#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"ACR_CR","property_group":"activity / EMF / Gibbs energy","property_printed":"Activity of Cr","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"phase":"BCC_A2"},"NB":{"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":1472.0,"temperature_basis":"printed","temperature_printed":"1472","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.021},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.09952,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[0.73326,4.289692],"class":"unknown","entry":"value_types/ACTIVITY/classes/unknown","floor":2.9,"floor_unit":"kJ/mol (chemical potential)","n_pairs":9,"prior_source":"kubaschewski","value":0.09952},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"1","value_type":"ACTIVITY"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"1","unit_basis":"not_printed","value":0.42,"value_printed":0.42},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1039/tf9706601065","first_author":"Martin","kind":"unknown","label":"37","paper":"doi:10.1039/tf9706601065","reference":"J.F. Martin, F. Müller, and O. Kubaschewski, Thermodynamic Properties of TaCr2 and NbCr2, Trans. Faraday Soc., 1970, 66, p 1065-1072","status":"resolved","year":"1970"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-IMPRO7LAHD","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p6/tab-5","row":8},"observation_type":"equilibrium_property","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.667,"NB":0.333},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p6/tab-5/r08#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"CPM","property_group":"heat capacity / entropy / enthalpy","property_printed":"Cp","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":298.15,"temperature_basis":"printed","temperature_printed":"298.15","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":3.6295},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.6,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[0.256323,1.118072],"class":"unknown","entry":"value_types/CPM/classes/unknown","floor":0.6,"floor_unit":"J/K/mol","n_pairs":6,"prior_source":"kubaschewski","value":0.6},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"J/mol (basis unstated)/K","value_type":"CPM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"J/mol (basis unstated)/K","unit_basis":"unstated","unit_printed":"J/K mol","value":72.59,"value_printed":72.59},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1039/tf9706601065","first_author":"Martin","kind":"unknown","label":"37","paper":"doi:10.1039/tf9706601065","reference":"J.F. Martin, F. Müller, and O. Kubaschewski, Thermodynamic Properties of TaCr2 and NbCr2, Trans. Faraday Soc., 1970, 66, p 1065-1072","status":"resolved","year":"1970"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["readers disagree on unit"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-C3PXRTTA6V.116921","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p6/tab-5","row":9},"merged_ids":["ORC-C3PXRTTA6V.a5c1ab"],"observation_type":"equilibrium_property","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.667,"NB":0.333},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"C15 Cr2Nb","model_phase":"C15_LAVES"}],"pid":"doi:10.1007/s11669-014-0313-y/p6/tab-5/r09#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"SM_FORM","property_group":"formation","property_printed":"ΔfS","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":298.15,"temperature_basis":"printed","temperature_printed":"298.15","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"printed","value":0.6},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.6,"sigma_method":{"basis":"prior","ci95":null,"class":"unknown","entry":"value_types/SM_FORM/classes/unknown","floor":1.0,"floor_unit":"J/K/mol-atom","n_pairs":4,"prior_source":"kubaschewski","reason":"unit 'unknown' not convertible to J/K/mol-atom","value":null},"sigma_printed":{"kind":"plus_minus_coverage_not_stated","taken_as":"1 sigma","value":0.6},"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"unknown","value_type":"SM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"unknown","value":-0.5,"value_printed":-0.5},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":1},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Cr2:Nb","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Cr2:Nb","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["human_review_residual_concern"],"review_state":"extracted","specification_gaps":["state:composition","placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-QPQBIQZ6MD","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":1},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r01#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.0915},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":-1.83,"value_printed":-1.83,"value_stored":-1830.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-YC7TC246CJ","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":1},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"structural_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r01#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","property_printed":"a","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.348},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.0696,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.0696},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_printed":"Å","unit_stored":"Å","value":6.96,"value_printed":6.96,"value_stored":6.96},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":2},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Cr2:Nb","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Cr2:Nb","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["human_review_residual_concern"],"review_state":"extracted","specification_gaps":["state:composition","placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-SIRFFSAVZR","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":2},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r02#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.086},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":-1.72,"value_printed":-1.72,"value_stored":-1720.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-UEIQ5PUQW2","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":2},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"structural_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r02#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","property_printed":"a","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.3465},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.0693,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.0693},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_printed":"Å","unit_stored":"Å","value":6.93,"value_printed":6.93,"value_stored":6.93},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/j.calphad.2008.04.006","first_author":"Pavlu","kind":"assessment","label":"8","paper":"doi:10.1016/j.calphad.2008.04.006","reference":"J. Pavlu, J. Vrest’al, and P. Sob, Re-modeling of Laves Phases in the Cr-Nb and Cr-Ta Systems Using First-Principles Results, CALPHAD, 2009, 33, p 179-186","status":"resolved","year":"2009"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":3},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Cr2:Nb","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Cr2:Nb","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["human_review_residual_concern"],"review_state":"extracted","specification_gaps":["state:composition","placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-KXIDPCR7GV","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":3},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"printed_source_other_calculation","class":"computed","measured_in":"doi:10.1016/j.calphad.2008.04.006","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r03#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.1655},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":-3.31,"value_printed":-3.31,"value_stored":-3310.0},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/j.calphad.2008.04.006","first_author":"Pavlu","kind":"assessment","label":"8","paper":"doi:10.1016/j.calphad.2008.04.006","reference":"J. Pavlu, J. Vrest’al, and P. Sob, Re-modeling of Laves Phases in the Cr-Nb and Cr-Ta Systems Using First-Principles Results, CALPHAD, 2009, 33, p 179-186","status":"resolved","year":"2009"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-25M3TMYBEG","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":3},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"structural_property","origin":{"basis":"printed_source_other_calculation","class":"computed","measured_in":"doi:10.1016/j.calphad.2008.04.006","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r03#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","property_printed":"a","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.3465},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.0693,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.0693},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_printed":"Å","unit_stored":"Å","value":6.93,"value_printed":6.93,"value_stored":6.93},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/j.calphad.2008.04.006","first_author":"Pavlu","kind":"assessment","label":"8","paper":"doi:10.1016/j.calphad.2008.04.006","reference":"J. Pavlu, J. Vrest’al, and P. Sob, Re-modeling of Laves Phases in the Cr-Nb and Cr-Ta Systems Using First-Principles Results, CALPHAD, 2009, 33, p 179-186","status":"resolved","year":"2009"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":4},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Cr2:Nb","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Cr2:Nb","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["human_review_residual_concern"],"review_state":"extracted","specification_gaps":["state:composition","placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-HVNJODFNW2","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":4},"method":"Calphad","method_basis":"printed in the table row/column","model_unlinked_reason":"linked TDB not the reporting paper's own model (link basis: None)","observation_type":"equilibrium_property","origin":{"basis":"printed_source_other_calculation","class":"model_value","measured_in":"doi:10.1016/j.calphad.2008.04.006","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r04#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.1025},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.9,"sigma_method":{"basis":"calibrated","ci95":[3.11346,4.54664],"class":"model_calculated","entry":"model/HM_FORM","floor":3.9,"floor_unit":"kJ/mol-atom","n_pairs":2045,"value":3.9},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":-2.05,"value_printed":-2.05,"value_stored":-2050.0},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/s0966-9795(98)00005-3","first_author":"Hong","kind":"unknown","label":"38","paper":"doi:10.1016/s0966-9795(98)00005-3","reference":"S. Hong and C.L. Fu, Phase Stability and Elastic Moduli of Cr2Nb by First-Principles Calculations, Intermetallics, 1999, 7, p 5-9","status":"resolved","year":"1999"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":5},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Cr2:Nb","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Cr2:Nb","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["human_review_residual_concern"],"review_state":"extracted","specification_gaps":["state:composition","state:computation_context","placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-266DEJRAUQ","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":5},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"printed_source_other_calculation","class":"computed","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r05#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.124},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":-2.48,"value_printed":-2.48,"value_stored":-2480.0},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/s0966-9795(98)00005-3","first_author":"Hong","kind":"unknown","label":"38","paper":"doi:10.1016/s0966-9795(98)00005-3","reference":"S. Hong and C.L. Fu, Phase Stability and Elastic Moduli of Cr2Nb by First-Principles Calculations, Intermetallics, 1999, 7, p 5-9","status":"resolved","year":"1999"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition","state:computation_context"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-N766V2OZVN","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":5},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"structural_property","origin":{"basis":"printed_source_other_calculation","class":"computed","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r05#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","property_printed":"a","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.341},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.0682,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.0682},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_printed":"Å","unit_stored":"Å","value":6.82,"value_printed":6.82,"value_stored":6.82},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Yao","kind":"unknown","label":"39","reference":"Q. Yao, J. Sun, Y. Zhang, and B. Jiang, First-Principles Studies of Ternary Site Occupancy in the C15 NbCr2 Laves Phase, Acta Mater., 2006, 54(13), p 3585-3591","status":"resolved","year":"2006"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":6},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Cr2:Nb","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Cr2:Nb","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["human_review_residual_concern"],"review_state":"extracted","specification_gaps":["state:composition","state:computation_context","placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-HKL3LLIZCU","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":6},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"printed_source_other_calculation","class":"computed","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r06#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.1155},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":-2.31,"value_printed":-2.31,"value_stored":-2310.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Yao","kind":"unknown","label":"39","reference":"Q. Yao, J. Sun, Y. Zhang, and B. Jiang, First-Principles Studies of Ternary Site Occupancy in the C15 NbCr2 Laves Phase, Acta Mater., 2006, 54(13), p 3585-3591","status":"resolved","year":"2006"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition","state:computation_context"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-MBV7ZJ4KXM","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":6},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"structural_property","origin":{"basis":"printed_source_other_calculation","class":"computed","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r06#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","property_printed":"a","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.3465},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.0693,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.0693},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_printed":"Å","unit_stored":"Å","value":6.93,"value_printed":6.93,"value_stored":6.93},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Kellou","kind":"unknown","label":"41","reference":"A. Kellou, T. Grosdidier, C. Coddet, and H. Aourag, Theoretical Study of Structural, Electronic, and Thermal Properties of Cr(Zr, Nb) Laves Alloys, Acta Mater., 2005, 53(5), p 1459-1466","status":"resolved","year":"2005"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":7},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Cr2:Nb","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Cr2:Nb","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["human_review_residual_concern"],"review_state":"extracted","specification_gaps":["state:composition","state:computation_context","placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-AAUZWQFL7N","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":7},"method":"ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"printed_source_other_calculation","class":"computed","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r07#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.105},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":-2.1,"value_printed":-2.1,"value_stored":-2100.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Kellou","kind":"unknown","label":"41","reference":"A. Kellou, T. Grosdidier, C. Coddet, and H. Aourag, Theoretical Study of Structural, Electronic, and Thermal Properties of Cr(Zr, Nb) Laves Alloys, Acta Mater., 2005, 53(5), p 1459-1466","status":"resolved","year":"2005"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition","state:computation_context"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-2JZQSI77LM","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":7},"method":"ab initio","method_basis":"printed in the table row/column","observation_type":"structural_property","origin":{"basis":"printed_source_other_calculation","class":"computed","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r07#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","property_printed":"a","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.347},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.0694,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.0694},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_printed":"Å","unit_stored":"Å","value":6.94,"value_printed":6.94,"value_stored":6.94},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1103/physrevb.54.12753","first_author":"Ormeci","kind":"unknown","label":"40","paper":"doi:10.1103/physrevb.54.12753","reference":"A. Ormeci, F. Chu, J. Wills, T. Mitchell, R. Albers, D. Thoma, and S. Chen, Total-Energy Study of Electronic Structure and Mechanical Behavior of C15 Laves Phase Compounds: NbCr2 and HfV2, Phys. Rev. B, 1996, 54(18), p 12753-12762","status":"resolved","year":"1996"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":8},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Cr2:Nb","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Cr2:Nb","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["human_review_residual_concern"],"review_state":"extracted","specification_gaps":["state:composition","state:computation_context","placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-YXVPKEIW5Q","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":8},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"printed_source_other_calculation","class":"computed","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Cr2:Nb","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r08#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.117},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":-2.34,"value_printed":-2.34,"value_stored":-2340.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":[{"label":"Nb2:Cr","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":9},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Nb2:Cr","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Nb2:Cr","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["value_outside_typical_range_as_printed","human_review_residual_concern"],"magnitude_suspect":true,"review_state":"extracted","specification_gaps":["state:composition","placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"value_outside_typical_range_as_printed","detail":"HM_FORM = 75.38 kJ/mol-atom is outside [-200, 60]; the page prints it so","effect":"not_espei_ready","gate":"G2","visual_check":{"checked":"2026-10-24","image_sha256":"12ecd8b4f68772926b298057917b394dec58097891f1e4e107a73de24b1fe205","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Nb2:Cr C15 end-member (anti-site), 75.38 (FM) Ab initio Present work; phase label should be C15 Nb2:Cr end-member, not UNKNOWN","verdict":"as_stored"}},{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-UD3OC5EVC7","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":9},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Nb2:Cr","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r09#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":3.769},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":75.38,"value_printed":75.38,"value_stored":75380.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-LO7WFY3J5N","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":9},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"structural_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r09#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","property_printed":"a","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.3755},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.0751,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.0751},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_printed":"Å","unit_stored":"Å","value":7.51,"value_printed":7.51,"value_stored":7.51},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":[{"label":"Nb2:Cr","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":10},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Nb2:Cr","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Nb2:Cr","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["value_outside_typical_range_as_printed","human_review_residual_concern"],"magnitude_suspect":true,"review_state":"extracted","specification_gaps":["state:composition","placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"value_outside_typical_range_as_printed","detail":"HM_FORM = 75.39 kJ/mol-atom is outside [-200, 60]; the page prints it so","effect":"not_espei_ready","gate":"G2","visual_check":{"checked":"2026-10-23","image_sha256":"d263abf860fa2ca237980546dac8ca9f79860be1a23ae81516222aec0a4d5a3d","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Table 6 header: Enthalpies of formation (kJ.mol−1.atom−1); row Nb2:Cr, 75.39 (NM), Ab initio, Present work (also 75.38 FM, 75.33 [8]). Positive, as printed; C15 Laves end-member Nb2:Cr, phase not UNKNOWN.","verdict":"as_stored"}},{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-O7W3UAOLTR","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":10},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Nb2:Cr","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r10#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":3.7695},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":75.39,"value_printed":75.39,"value_stored":75390.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-SZ4SL7DIP7","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":10},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"structural_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r10#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","property_printed":"a","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.375},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.075,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.075},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_printed":"Å","unit_stored":"Å","value":7.5,"value_printed":7.5,"value_stored":7.5},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/j.calphad.2008.04.006","first_author":"Pavlu","kind":"assessment","label":"8","paper":"doi:10.1016/j.calphad.2008.04.006","reference":"J. Pavlu, J. Vrest’al, and P. Sob, Re-modeling of Laves Phases in the Cr-Nb and Cr-Ta Systems Using First-Principles Results, CALPHAD, 2009, 33, p 179-186","status":"resolved","year":"2009"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":[{"label":"Nb2:Cr","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":11},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Nb2:Cr","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Nb2:Cr","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["value_outside_typical_range_as_printed","human_review_residual_concern"],"magnitude_suspect":true,"review_state":"extracted","specification_gaps":["state:composition","placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"value_outside_typical_range_as_printed","detail":"HM_FORM = 75.33 kJ/mol-atom is outside [-200, 60]; the page prints it so","effect":"not_espei_ready","gate":"G2","visual_check":{"checked":"2026-10-24","image_sha256":"12ecd8b4f68772926b298057917b394dec58097891f1e4e107a73de24b1fe205","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Nb2:Cr C15 end-member, 75.33 Ab initio [8]; phase should be C15 Nb2:Cr end-member, not UNKNOWN","verdict":"as_stored"}},{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-VSZ5OK5H4W","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":11},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"printed_source_other_calculation","class":"computed","measured_in":"doi:10.1016/j.calphad.2008.04.006","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Nb2:Cr","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r11#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":3.7665},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":75.33,"value_printed":75.33,"value_stored":75330.0},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/j.calphad.2008.04.006","first_author":"Pavlu","kind":"assessment","label":"8","paper":"doi:10.1016/j.calphad.2008.04.006","reference":"J. Pavlu, J. Vrest’al, and P. Sob, Re-modeling of Laves Phases in the Cr-Nb and Cr-Ta Systems Using First-Principles Results, CALPHAD, 2009, 33, p 179-186","status":"resolved","year":"2009"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-YSVRFXURCU","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":11},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"structural_property","origin":{"basis":"printed_source_other_calculation","class":"computed","measured_in":"doi:10.1016/j.calphad.2008.04.006","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r11#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","property_printed":"a","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.375},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.075,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.075},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_printed":"Å","unit_stored":"Å","value":7.5,"value_printed":7.5,"value_stored":7.5},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":[{"label":"Cr2:Cr","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":12},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Cr2:Cr","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Cr2:Cr","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"espei_ready_before_gates":true,"extraction_accepted":true,"gate_failures":["human_review_residual_concern"],"review_state":"extracted","specification_gaps":["placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-QSJGIAPGCT","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":12},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Cr2:Cr","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r12#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":1.528},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":30.56,"value_printed":30.56,"value_stored":30560.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-UPRRZEZ5RG","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":12},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"structural_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r12#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","property_printed":"a","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.332},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.0664,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.0664},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_printed":"Å","unit_stored":"Å","value":6.64,"value_printed":6.64,"value_stored":6.64},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":[{"label":"Cr2:Cr","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":13},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Cr2:Cr","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Cr2:Cr","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"espei_ready_before_gates":true,"extraction_accepted":true,"gate_failures":["human_review_residual_concern"],"review_state":"extracted","specification_gaps":["placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-KDA4DDUPS3","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":13},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Cr2:Cr","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r13#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":1.6775},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":33.55,"value_printed":33.55,"value_stored":33550.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-JCUKNZFHFF","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":13},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"structural_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r13#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","property_printed":"a","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.333},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.0666,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.0666},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_printed":"Å","unit_stored":"Å","value":6.66,"value_printed":6.66,"value_stored":6.66},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/j.calphad.2008.04.006","first_author":"Pavlu","kind":"assessment","label":"8","paper":"doi:10.1016/j.calphad.2008.04.006","reference":"J. Pavlu, J. Vrest’al, and P. Sob, Re-modeling of Laves Phases in the Cr-Nb and Cr-Ta Systems Using First-Principles Results, CALPHAD, 2009, 33, p 179-186","status":"resolved","year":"2009"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":[{"label":"Cr2:Cr","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":14},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Cr2:Cr","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Cr2:Cr","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"espei_ready_before_gates":true,"extraction_accepted":true,"gate_failures":["human_review_residual_concern"],"review_state":"extracted","specification_gaps":["placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-BKJI2BHPNQ","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":14},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"printed_source_other_calculation","class":"computed","measured_in":"doi:10.1016/j.calphad.2008.04.006","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Cr2:Cr","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r14#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":1.3645},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":27.29,"value_printed":27.29,"value_stored":27290.0},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/j.calphad.2008.04.006","first_author":"Pavlu","kind":"assessment","label":"8","paper":"doi:10.1016/j.calphad.2008.04.006","reference":"J. Pavlu, J. Vrest’al, and P. Sob, Re-modeling of Laves Phases in the Cr-Nb and Cr-Ta Systems Using First-Principles Results, CALPHAD, 2009, 33, p 179-186","status":"resolved","year":"2009"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-RMQQ6AWWFB","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":14},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"structural_property","origin":{"basis":"printed_source_other_calculation","class":"computed","measured_in":"doi:10.1016/j.calphad.2008.04.006","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r14#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_A","property_group":"crystal structure","property_printed":"a","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.329},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.0658,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.0658},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"Å","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"Å","unit_printed":"Å","unit_stored":"Å","value":6.58,"value_printed":6.58,"value_stored":6.58},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/j.calphad.2006.09.002","first_author":"Sluiter","kind":"assessment","label":"55","paper":"doi:10.1016/j.calphad.2006.09.002","reference":"M.H.F. Sluiter, Ab Initio Lattice Stabilities of Some Elemental Complex Structures, CALPHAD, 2006, 30, p 357-366","status":"resolved","year":"2006"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":[{"label":"Cr2:Cr","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"doi":"10.1007/s11669-014-0313-y","locator":{"artifact":"table","asset":"doi:10.1007/s11669-014-0313-y/p7/tab-6","caption":"Enthalpy of formation of the different end-members in the Cr-Nb system","label":"6","page":7,"row":15},"pdf_page":7,"pdf_sha256":"764ffbfcc7694f6e50400cfa73eb2e7696b5c61b8d146422af81de26e7268b03","printed_phase_text":"Cr2:Cr","rationale":"Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","rendered_page_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","report_id":"ORCHID-PR-20261027-v1","review_group":55,"table":"6"},"field":"phases","gate":"PR20261027","rule":"source_adjudicated_placeholder_recovery","visual_check":{"checked":"2026-10-27; Codex rendered-page inspection","image_sha256":"a187d18f2d212babc82d048ac47a0f60a7ccf3fac7d7bcd836c0aa1f5740d10c","method":"Explicit printed row or bounded table group; no composition or diagram inference","page":7,"pdf_sha256_prefix":"764ffbfcc7694f6e","seen":"Cr2:Cr","verdict":"confirmed"}},{"after":null,"before":"state_phases_missing","evidence":{"basis":"phases recovered on the printed page","evidence_id":"ORCHID-PR-20261027-v1"},"field":"gate_failures","gate":"PR20261027","rule":"placeholder_recovery_lifts_state_phases_missing"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["human_review_residual_concern"],"review_state":"extracted","specification_gaps":["state:computation_context","placeholder_recovery_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"human_review_residual_concern","detail":"Phase labels only. Preserve all original scientific and state qualifications; downstream gates and ESPEI revalidation required. Table 6 explicit endmember group labels; these are C15 model endmembers including hypothetical configurations, not newly identified stable compounds. FM/NM distinctions remain in original metadata.","effect":"not_espei_ready","gate":"PR20261027"}],"id":"ORC-UMDA26N3XS","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p7/tab-6","row":15},"method":"Ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"printed_source_other_calculation","class":"computed","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phases":[{"label":"Cr2:Cr","label_source":"printed_source_page"}],"pid":"doi:10.1007/s11669-014-0313-y/p7/tab-6/r15#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"Enthalpies of formation","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"}},"source_system":"CR-NB","system":"CR-NB","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":1.32},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.929,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"stratum":"literature/magnetic_3d","value":3.929},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"kJ/mol-atom","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol-atom","unit_basis":"printed_unit","unit_printed":"kJ.mol^-1.atom^-1","unit_stored":"J/mol-atom","value":26.4,"value_printed":26.4,"value_stored":26400.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"91Cos","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-52PSHN2HBF","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":1},"method":"Microanalysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.185,"NB":0.815},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r01#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Nb-solvus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1773.0,"temperature_basis":"printed","temperature_printed":"1773","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1773.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"91Cos","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-GAVBJOP6XD","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":2},"method":"Microanalysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.65,"NB":0.35},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r02#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ range","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1773.0,"temperature_basis":"printed","temperature_printed":"1773","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1773.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"91Tak","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-R2O5TTO2HP","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":3},"method":"Microanalysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r03#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Cr-solvus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1373.0,"temperature_basis":"printed","temperature_printed":"1373","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1373.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"91Tak","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-JUABC5ZG44","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":4},"method":"Microanalysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r04#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ range","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1373.0,"temperature_basis":"printed","temperature_printed":"1373","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1373.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"75Pro","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-Z537QDKXOT","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":5},"method":"Microhardness","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.21,"NB":0.79},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r05#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Nb-solvus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1273.0,"temperature_basis":"printed","temperature_printed":"1273 and 1873","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1273.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"75Pro","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-KNLDA2FXWF","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":6},"method":"Microhardness","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.21,"NB":0.79},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r06#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Nb-solvus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1873.0,"temperature_basis":"printed","temperature_printed":"1273 and 1873","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1873.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"75Pro","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-MXXODU3J4C","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":7},"method":"Microhardness","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.9915,"NB":0.0085},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r07#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Cr-solvus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1273.0,"temperature_basis":"printed","temperature_printed":"1273","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1273.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"69Rud","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-EPSZPOW2E7","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":9},"method":"X-ray Diffraction","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r09#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ range","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1958.0,"temperature_basis":"printed_range","temperature_printed":"1943–1973","temperature_range_K":{"max":1973.0,"min":1943.0,"printed":"1943–1973"},"temperature_uncertainty":{"basis":"printed_range","value":15.0},"tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"xrd","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":{"kind":"range_half_width","taken_as":"half-width","value":15.0},"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1958.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"69Rud","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-Q43HVU5GAT","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":10},"method":"Thermal Analysis on heating","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"eutectic"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r10#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"eutectic temp.","type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1976.0,"temperature_basis":"printed","temperature_printed":"1976, 1941","tool_release":"tools-release-v2.1.18","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1976.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"69Rud","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-BWLFU6TCCW","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":11},"method":"Thermal Analysis on heating","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"eutectic"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r11#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"eutectic temp.","type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1941.0,"temperature_basis":"printed","temperature_printed":"1976, 1941","tool_release":"tools-release-v2.1.18","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1941.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"69Rud","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-3ZTYT7JYOO","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":12},"method":"Thermal Analysis on heating","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"congruent"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r12#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ Melting","type":"congruent transformation"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2003.0,"temperature_basis":"printed","temperature_printed":"2003","tool_release":"tools-release-v2.1.18","transition_kind":"congruent transformation","transition_kind_printed":"congruent","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2003.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"63Kor","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-56GH4KS6IZ","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":13},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.66,"NB":0.34},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"congruent"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r13#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ Melting","type":"congruent transformation"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2003.0,"temperature_basis":"printed","temperature_printed":"2003","tool_release":"tools-release-v2.1.18","transition_kind":"congruent transformation","transition_kind_printed":"congruent","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2003.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"63Kor","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-QKR5QEU3ZA","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":14},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.66,"NB":0.34},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"polymorphic"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r14#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ transf.","type":"polymorphic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1853.0,"temperature_basis":"printed","temperature_printed":"1853","tool_release":"tools-release-v2.1.18","transition_kind":"polymorphic","transition_kind_printed":"polymorphic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1853.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Zak","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-4QMMS5GEMD","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":16},"method":"X-Ray Diffraction","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r16#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Cr-solvus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1473.0,"temperature_basis":"printed","temperature_printed":"1473","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"xrd","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1473.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Zak","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-EYX2AT4N2X","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":17},"method":"X-Ray Diffraction","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.62,"NB":0.38},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r17#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ range","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1473.0,"temperature_basis":"printed","temperature_printed":"1473","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"xrd","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1473.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Gol","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-F26GFE3ALY","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":18},"method":"Optical Pyrometry","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"liquidus"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r18#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Liquidus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2305.5,"temperature_basis":"printed_range","temperature_printed":"1888–2723","temperature_range_K":{"max":2723.0,"min":1888.0,"printed":"1888–2723"},"temperature_uncertainty":{"basis":"printed_range","value":417.5},"tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":417.5,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"metallography_microscopy","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":{"kind":"range_half_width","taken_as":"half-width","value":417.5},"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2305.5},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Gol","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-Z3GLOEK64U","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":21},"method":"X-Ray Diffraction","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r21#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Cr-solvus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1273.0,"temperature_basis":"printed","temperature_printed":"1273","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"xrd","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1273.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Gol","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-QBGXFJUZ3V","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":22},"method":"X-Ray Diffraction","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r22#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ range","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1273.0,"temperature_basis":"printed","temperature_printed":"1273","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"xrd","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1273.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Gol","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-BJEBWROAHT","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":23},"method":"X-Ray Diffraction","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"eutectic"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r23#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"eutectic temp.","type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1875.0,"temperature_basis":"printed","temperature_printed":"1875, 1893","tool_release":"tools-release-v2.1.18","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"xrd","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1875.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Gol","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-3QIYTZJB5K","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":24},"method":"X-Ray Diffraction","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"eutectic"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r24#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"eutectic temp.","type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1893.0,"temperature_basis":"printed","temperature_printed":"1875, 1893","tool_release":"tools-release-v2.1.18","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"xrd","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1893.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Gol","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-UYHRXYIA2N","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":25},"method":"X-Ray Diffraction","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"congruent"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r25#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ Melting","type":"congruent transformation"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2046.0,"temperature_basis":"printed","temperature_printed":"2046","tool_release":"tools-release-v2.1.18","transition_kind":"congruent transformation","transition_kind_printed":"congruent","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"xrd","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2046.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Pan","status":"unresolved"},{"kind":"unknown","label":"62Sve","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-6O7VOCX724","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":26},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_region_vertex_set","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phase_compositions":[{"basis":"mole_fraction","composition":{"NB":0.0},"composition_source":"overall_composition_at_transition","phase":"liquid"}],"phases":[{"label":"liquid","model_phase":"LIQUID"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r26#phase_region_vertex_set","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"PHASE_COMPOSITION","property_group":"phase equilibrium","reaction":{"printed":"Cr-liquidus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2030.5,"temperature_basis":"printed_range","temperature_printed":"1913–2148","temperature_range_K":{"max":2148.0,"min":1913.0,"printed":"1913–2148"},"temperature_uncertainty":{"basis":"printed_range","value":117.5},"tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"prior","ci95":null,"class":"thermal_analysis","entry":"value_types/X_PHASE/classes/thermal_analysis","floor":0.01,"floor_unit":"mole fraction","n_pairs":1,"prior_source":"orchid_assumed","value":0.01},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"temperature_K":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":117.5,"sigma_method":{"basis":"prior","ci95":null,"class":"thermal_analysis","entry":"value_types/T_CONDITION/classes/unknown","floor":5.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":{"kind":"range_half_width","taken_as":"half-width","value":117.5},"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_CONDITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"}},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Pan","status":"unresolved"},{"kind":"unknown","label":"62Sve","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-FEWRZ7IN3G","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":27},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"solidus"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r27#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Cr-solidus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1913.0,"temperature_basis":"printed","temperature_printed":"1913 and 2013","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1913.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Pan","status":"unresolved"},{"kind":"unknown","label":"62Sve","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-SZUEVKPAHV","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":28},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"solidus"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r28#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Cr-solidus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2013.0,"temperature_basis":"printed","temperature_printed":"1913 and 2013","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2013.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Pan","status":"unresolved"},{"kind":"unknown","label":"62Sve","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-4NPDO4KTOO","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":29},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r29#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Cr-solvus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1858.0,"temperature_basis":"printed","temperature_printed":"1858","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1858.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Pan","status":"unresolved"},{"kind":"unknown","label":"62Sve","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-TJ7YKN5DXW","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":30},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"eutectic"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r30#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"eutectic temp.","type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1935.0,"temperature_basis":"printed","temperature_printed":"1935, 1915","tool_release":"tools-release-v2.1.18","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1935.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Pan","status":"unresolved"},{"kind":"unknown","label":"62Sve","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-7EP3CKFV5Y","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":31},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"eutectic"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r31#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"eutectic temp.","type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1915.0,"temperature_basis":"printed","temperature_printed":"1935, 1915","tool_release":"tools-release-v2.1.18","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1915.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Pan","status":"unresolved"},{"kind":"unknown","label":"62Sve","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-TOQND7HDBA","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":32},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r32#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"solid invar. eq.","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1898.0,"temperature_basis":"printed","temperature_printed":"1898, 1858","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1898.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Pan","status":"unresolved"},{"kind":"unknown","label":"62Sve","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-IVCP536VIS","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":33},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r33#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"solid invar. eq.","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1858.0,"temperature_basis":"printed","temperature_printed":"1898, 1858","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1858.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"61Pan","status":"unresolved"},{"kind":"unknown","label":"62Sve","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-BHQ33FKH3X","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":34},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"congruent"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r34#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ Melting","type":"congruent transformation"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1996.0,"temperature_basis":"printed","temperature_printed":"1996","tool_release":"tools-release-v2.1.18","transition_kind":"congruent transformation","transition_kind_printed":"congruent","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1996.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"59Mis","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-DIO4IRPT42","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":35},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.66,"NB":0.34},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"congruent"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r35#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ Melting","type":"congruent transformation"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2016.0,"temperature_basis":"printed","temperature_printed":"2016","tool_release":"tools-release-v2.1.18","transition_kind":"congruent transformation","transition_kind_printed":"congruent","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2016.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"58Ere","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-FIAUS7Q5FG","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":36},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"liquidus"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r36#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Liquidus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2033.0,"temperature_basis":"printed_range","temperature_printed":"1933–2133","temperature_range_K":{"max":2133.0,"min":1933.0,"printed":"1933–2133"},"temperature_uncertainty":{"basis":"printed_range","value":100.0},"tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":100.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":{"kind":"range_half_width","taken_as":"half-width","value":100.0},"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2033.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"58Ere","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-IRGHDAKOJP","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":37},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"solidus"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r37#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Cr-solidus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2043.0,"temperature_basis":"printed_range","temperature_printed":"1963–2123","temperature_range_K":{"max":2123.0,"min":1963.0,"printed":"1963–2123"},"temperature_uncertainty":{"basis":"printed_range","value":80.0},"tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":80.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":{"kind":"range_half_width","taken_as":"half-width","value":80.0},"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2043.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"58Ere","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-QEEQ4SPURT","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":38},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"eutectic"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r38#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"eutectic temp.","type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1986.0,"temperature_basis":"printed","temperature_printed":"1986, 1935","tool_release":"tools-release-v2.1.18","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1986.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"58Ere","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-CSJEXQFSHP","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":39},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"eutectic"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r39#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"eutectic temp.","type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1935.0,"temperature_basis":"printed","temperature_printed":"1986, 1935","tool_release":"tools-release-v2.1.18","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1935.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"58Ell","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-P36KFOZHYC","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":40},"method":"Incipient Melting","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.66,"NB":0.34},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"congruent"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r40#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ Melting","type":"congruent transformation"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1986.0,"temperature_basis":"printed","temperature_printed":"1986","tool_release":"tools-release-v2.1.18","transition_kind":"congruent transformation","transition_kind_printed":"congruent","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"metallography_microscopy","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1986.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"56Ely","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-BRJYHO4KVX","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":41},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"liquidus"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r41#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Liquidus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2179.5,"temperature_basis":"printed_range","temperature_printed":"1956–2403","temperature_range_K":{"max":2403.0,"min":1956.0,"printed":"1956–2403"},"temperature_uncertainty":{"basis":"printed_range","value":223.5},"tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":223.5,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":{"kind":"range_half_width","taken_as":"half-width","value":223.5},"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2179.5},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"56Ely","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-JITHXAAXA5","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":42},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"liquidus"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r42#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Liquidus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":2168.0,"temperature_basis":"printed_range","temperature_printed":"1943–2393","temperature_range_K":{"max":2393.0,"min":1943.0,"printed":"1943–2393"},"temperature_uncertainty":{"basis":"printed_range","value":225.0},"tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":225.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":{"kind":"range_half_width","taken_as":"half-width","value":225.0},"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2168.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"56Ely","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-CVK4MOP2QZ","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":44},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"solidus"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r44#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Cr-solidus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1943.0,"temperature_basis":"printed","temperature_printed":"1943 and 1973","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1943.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"56Ely","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"id":"ORC-FGRK2Q6WFL","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":45},"method":"Thermal Analysis","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"solidus"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r45#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Cr-solidus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1973.0,"temperature_basis":"printed","temperature_printed":"1943 and 1973","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1973.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"56Ely","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-F7TXNG2OMS","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":48},"method":"Microhardness","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r48#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Cr-solvus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1673.0,"temperature_basis":"printed","temperature_printed":"1673 and 1873","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1673.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"56Ely","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (other))","effect":"not_accepted","gate":"R3"}],"id":"ORC-4RPD7ECVVN","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":49},"method":"Microhardness","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"other"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r49#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"Cr-solvus","type":"other"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1873.0,"temperature_basis":"printed","temperature_printed":"1673 and 1873","tool_release":"tools-release-v2.1.18","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1873.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"56Ely","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-VK6WDGXPMT","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":50},"method":"Microhardness","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"eutectic"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r50#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"eutectic temp.","type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1935.0,"temperature_basis":"printed","temperature_printed":"1935, 1875","tool_release":"tools-release-v2.1.18","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1935.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"56Ely","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-SIJRPRJVWY","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":51},"method":"Microhardness","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"eutectic"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r51#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"eutectic temp.","type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1875.0,"temperature_basis":"printed","temperature_printed":"1935, 1875","tool_release":"tools-release-v2.1.18","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1875.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"56Ely","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition"],"state_fully_specified":false},"fold_lpo":1,"fold_lso":2,"id":"ORC-HAZIK7JC5P","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":52},"method":"Microhardness","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"congruent"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r52#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"NbCr₂ Melting","type":"congruent transformation"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1956.0,"temperature_basis":"printed","temperature_printed":"1956","tool_release":"tools-release-v2.1.18","transition_kind":"congruent transformation","transition_kind_printed":"congruent","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1956.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"70Mar","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (UNKNOWN))","effect":"not_accepted","gate":"R3"}],"id":"ORC-X6WJA4N4XW","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":53},"method":"Knudsen Effusion","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.0},"overall_composition_basis":"from_formula","paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r53#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"μCr"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1472.0,"temperature_basis":"printed","temperature_printed":"1472","tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"experimental_unspecified","entry":"value_types/T_TRANSITION/classes/experimental_unspecified","floor":10.0,"floor_unit":"K","n_pairs":0,"prior_source":"orchid_assumed","value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1472.0},{"chemical_system":"CR-NB","cited_sources":[{"kind":"unknown","label":"70Mar","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted"},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (placeholder phases only (UNKNOWN))","effect":"not_accepted","gate":"R3"}],"id":"ORC-4QUXMYV3D7","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1","row":54},"method":"Adiabatic Calorimetry","method_basis":"printed in the table row/column","observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"CR":0.667,"NB":0.333},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"UNKNOWN"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p3/tab-1/r54#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","reaction":{"printed":"∫(Cp/T)dT"},"reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"confirmed_pro","readers":["claude-opus-5.5","gemini-3.1-pro-preview","text_layer"],"record_kind":"general_table","source_system":"CR-NB","system":"CR-NB","temperature_K":180.0,"temperature_basis":"printed_range","temperature_printed":"10–350","temperature_range_K":{"max":350.0,"min":10.0,"printed":"10–350"},"temperature_uncertainty":{"basis":"printed_range","value":170.0},"tool_release":"tools-release-v2.1.18","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":170.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":{"kind":"range_half_width","taken_as":"half-width","value":170.0},"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":180.0},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1039/tf9706601065","first_author":"Martin","kind":"unknown","label":"27","paper":"doi:10.1039/tf9706601065","reference":"J.F. Martin, F. Muller, O. Kubaschewski, Trans. Farad. Soc. 66 (1970) 1065.","status":"resolved","year":"1970"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":298.15,"before":0.0,"evidence":{"caption":"Ab initio calculated total energy differences between the Laves phases Cr 2 X in C14, C15 and C36 structures and the weighted averages of total energies of the ","why":"0 K is the temperature of the first-principles columns of the table, not of this cited experimental value; formation quantities are standard (298.15 K), others unstated"},"field":"temperature_K","gate":"R2","rule":"experimental_value_from_0K_caption","visual_check":{"checked":"2026-10-24","image_sha256":"797bae5146d08da7016bcf863d95822304e3e45ac67e031a49aad7fa228cf482","page":3,"pdf_sha256_prefix":"664f945fea949860","seen":"Cited experimental values in tables captioned 0 K / first-principles took 0 K; formation quantities are standard (298.15 K), ambient when the caption says so, unstated otherwise.","verdict":"rule_confirmed"}},{"after":"CR-NB","before":"CR-NB-TA","evidence":{"basis":"phase_formula","overall_composition":{"NB":0.333333,"TA":0.0},"phases":["Cr2Nb C14"]},"field":"system","gate":"A1","rule":"system_of_the_state"}],"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["reference-dependent quantity without a resolved reference state"],"state_fully_specified":false,"system_is_state_subsystem":true},"fold_lpo":3,"fold_lso":2,"id":"ORC-YXXANJX5KK","locator":{"ref":"sha256:ade531b1c8f06a5c/p4/tab-4","row":4},"method":"Experiment","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"overall_composition":{"NB":0.333333},"overall_composition_basis":"from_formula","overall_composition_stored":{"NB":0.333333,"TA":0.0},"paper":"doi:10.1016/j.calphad.2008.04.006","paper_id":"doi:10.1016/j.calphad.2008.04.006","phases":[{"label":"Cr2Nb C14"}],"pid":"sha256:ade531b1c8f06a5c/p4/tab-4/r04#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"ΔH0L-SER Experiment","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"phase":"printed:SER"},"NB":{"phase":"printed:SER"}},"reference_state_stored":{"CR":{"phase":"printed:SER"},"NB":{"phase":"printed:SER"},"TA":{"phase":"printed:SER"}},"source_system":"CR-NB-TA","system":"CR-NB","temperature_K":298.15,"temperature_K_stored":0.0,"temperature_basis":"assumed_standard_298K","temperature_printed":"0 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.35},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":12.3,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[1.991877,9.330373],"class":"experimental_unspecified","entry":"value_types/HM_FORM/classes/experimental_unspecified","floor":4.1,"floor_unit":"kJ/mol-atom","n_pairs":29,"prior_source":"kubaschewski","scaled_for_unstated_basis":3,"value":12.3},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"kJ/mol (basis unstated)","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol (basis unstated)","unit_basis":"unstated","unit_printed":"kJ mol−1","unit_stored":"J/mol (basis unstated)","value":-7.0,"value_printed":-7,"value_stored":-7000.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":"CR-NB","before":"CR-NB-TA","evidence":{"basis":"phase_formula","overall_composition":{"NB":0.666667,"TA":0.0},"phases":["CrNb2 (C14)"]},"field":"system","gate":"A1","rule":"system_of_the_state"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["reference-dependent quantity without a resolved reference state"],"state_fully_specified":false,"system_is_state_subsystem":true},"fold_lpo":3,"fold_lso":2,"id":"ORC-XLSY5U4PRY.969957","locator":{"ref":"sha256:ade531b1c8f06a5c/p4/tab-5","row":1},"merged_ids":["ORC-XLSY5U4PRY.180bbf"],"method":"ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1016/j.calphad.2008.04.006","own_work_of_paper":true},"overall_composition":{"NB":0.666667},"overall_composition_basis":"from_formula","overall_composition_stored":{"NB":0.666667,"TA":0.0},"paper":"doi:10.1016/j.calphad.2008.04.006","paper_id":"doi:10.1016/j.calphad.2008.04.006","phases":[{"label":"CrNb2 (C14)","label_variants":["C14"]}],"pid":"sha256:ade531b1c8f06a5c/p4/tab-5/r01#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"ΔE0L-SER","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"},"NB":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"}},"reference_state_stored":{"CR":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"},"NB":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"},"TA":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"}},"source_system":"CR-NB-TA","system":"CR-NB","temperature_K":0.0,"temperature_basis":"quantity_label","temperature_printed":"0 K (the quantity is defined at 0 K)","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":3.826},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.79,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"scaled_for_unstated_basis":3,"stratum":"literature/magnetic_3d","value":11.79},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol (basis unstated)","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol (basis unstated)","unit_basis":"unstated","unit_printed":"kJ mol−1","unit_stored":"J/mol (basis unstated)","value":76.52,"value_printed":76.52,"value_stored":76520.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":"CR-NB","before":"CR-NB-TA","evidence":{"basis":"phase_formula","overall_composition":{"NB":0.666667,"TA":0.0},"phases":["CrNb2 (C15)"]},"field":"system","gate":"A1","rule":"system_of_the_state"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["reference-dependent quantity without a resolved reference state"],"state_fully_specified":false,"system_is_state_subsystem":true},"fold_lpo":3,"fold_lso":2,"id":"ORC-MPJWFHXJ3F.28353c","locator":{"ref":"sha256:ade531b1c8f06a5c/p4/tab-5","row":3},"merged_ids":["ORC-MPJWFHXJ3F.54ad75"],"method":"ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1016/j.calphad.2008.04.006","own_work_of_paper":true},"overall_composition":{"NB":0.666667},"overall_composition_basis":"from_formula","overall_composition_stored":{"NB":0.666667,"TA":0.0},"paper":"doi:10.1016/j.calphad.2008.04.006","paper_id":"doi:10.1016/j.calphad.2008.04.006","phases":[{"label":"CrNb2 (C15)","label_variants":["C15"]}],"pid":"sha256:ade531b1c8f06a5c/p4/tab-5/r03#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"ΔE0L-SER","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"},"NB":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"}},"reference_state_stored":{"CR":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"},"NB":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"},"TA":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"}},"source_system":"CR-NB-TA","system":"CR-NB","temperature_K":0.0,"temperature_basis":"quantity_label","temperature_printed":"0 K (the quantity is defined at 0 K)","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":3.7665},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.79,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"scaled_for_unstated_basis":3,"stratum":"literature/magnetic_3d","value":11.79},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol (basis unstated)","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol (basis unstated)","unit_basis":"unstated","unit_printed":"kJ mol−1","unit_stored":"J/mol (basis unstated)","value":75.33,"value_printed":75.33,"value_stored":75330.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":"CR-NB","before":"CR-NB-TA","evidence":{"basis":"phase_formula","overall_composition":{"NB":0.666667,"TA":0.0},"phases":["CrNb2 (C36)"]},"field":"system","gate":"A1","rule":"system_of_the_state"}],"evidence_class":"dft","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["reference-dependent quantity without a resolved reference state"],"state_fully_specified":false,"system_is_state_subsystem":true},"fold_lpo":3,"fold_lso":2,"id":"ORC-3OUP3LQ6BO.505957","locator":{"ref":"sha256:ade531b1c8f06a5c/p4/tab-5","row":5},"merged_ids":["ORC-3OUP3LQ6BO.a3d8f4"],"method":"ab initio","method_basis":"printed in the table row/column","observation_type":"equilibrium_property","origin":{"basis":"this_work+label_first_principles","class":"computed","measured_in":"doi:10.1016/j.calphad.2008.04.006","own_work_of_paper":true},"overall_composition":{"NB":0.666667},"overall_composition_basis":"from_formula","overall_composition_stored":{"NB":0.666667,"TA":0.0},"paper":"doi:10.1016/j.calphad.2008.04.006","paper_id":"doi:10.1016/j.calphad.2008.04.006","phases":[{"label":"CrNb2 (C36)","label_variants":["C36"]}],"pid":"sha256:ade531b1c8f06a5c/p4/tab-5/r05#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"HM_FORM","property_group":"formation","property_printed":"ΔE0L-SER","reader_agreement":"multi_reader","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.8-flash","text_layer"],"record_kind":"general_table","reference_state":{"CR":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"},"NB":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"}},"reference_state_stored":{"CR":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"},"NB":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"},"TA":{"phase":"printed:weighted averages of total energies of the SER phases of pure constituents"}},"source_system":"CR-NB-TA","system":"CR-NB","temperature_K":0.0,"temperature_basis":"quantity_label","temperature_printed":"0 K (the quantity is defined at 0 K)","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":3.8155},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.79,"sigma_method":{"basis":"calibrated","ci95":[2.742,4.87],"class":"dft","entry":"dft/literature/strata/magnetic_3d","floor":3.929,"floor_unit":"kJ/mol-atom","n_pairs":105,"scaled_for_unstated_basis":3,"stratum":"literature/magnetic_3d","value":11.79},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"kJ/mol (basis unstated)","value_type":"HM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"kJ/mol (basis unstated)","unit_basis":"unstated","unit_printed":"kJ mol−1","unit_stored":"J/mol (basis unstated)","value":76.31,"value_printed":76.31,"value_stored":76310.0},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"unknown","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"agrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":-3.373,"dx":{},"model":"CrNb-14Sch.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-YC6TL66HGS","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-3","row":6},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"NB":0.3333333333},"composition_source":"formula_nominal","phase":"(Cr2Nb)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Cr2Nb)","mapping_confidence":"confirmed","model_phase":"C15_LAVES","pearson_symbol":"cF24","prototype":"Cu2Mg","structure_basis":"mapped_model_phase"},{"label":"(Nb)","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-3/r-unplaced-0e2fb3c1#invariant","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","reaction":{"printed":"L = (Cr2Nb) + (Nb)"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash"],"record_kind":"invariant_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933,"temperature_printed":"1933","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-11},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"experimental","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"experimental","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"disagrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":-66.373,"dx":{},"model":"CrNb-14Sch.tdb","result":"fail","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-EEUA2TF3BY","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-3","row":8},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"NB":0.3333333333},"composition_source":"formula_nominal","phase":"(Cr2Nb)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Cr2Nb)","mapping_confidence":"confirmed","model_phase":"C15_LAVES","pearson_symbol":"cF24","prototype":"Cu2Mg","structure_basis":"mapped_model_phase"},{"label":"(Nb)","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-3/r-unplaced-52639941#invariant","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","reaction":{"printed":"L = (Cr2Nb) + (Nb)"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash"],"record_kind":"invariant_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1870,"temperature_printed":"1870","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-11},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1870},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"experimental","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"disagrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":46.627,"dx":{},"model":"CrNb-14Sch.tdb","result":"fail","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-EVLIAQWNO7","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-3","row":4},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"NB":0.3333333333},"composition_source":"formula_nominal","phase":"(Cr2Nb)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Cr2Nb)","mapping_confidence":"confirmed","model_phase":"C15_LAVES","pearson_symbol":"cF24","prototype":"Cu2Mg","structure_basis":"mapped_model_phase"},{"label":"(Nb)","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-3/r-unplaced-54e3d7a8#invariant","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","reaction":{"printed":"L = (Cr2Nb) + (Nb)"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash"],"record_kind":"invariant_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1983,"temperature_printed":"1983","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-11},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1983},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"experimental","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"agrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":-3.373,"dx":{},"model":"CrNb-14Sch.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-OT7J4EGYRR","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-3","row":2},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"NB":0.3333333333},"composition_source":"formula_nominal","phase":"(Cr2Nb)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Cr2Nb)","mapping_confidence":"confirmed","model_phase":"C15_LAVES","pearson_symbol":"cF24","prototype":"Cu2Mg","structure_basis":"mapped_model_phase"},{"label":"(Nb)","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-3/r-unplaced-59819263#invariant","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","reaction":{"printed":"L = (Cr2Nb) + (Nb)"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash"],"record_kind":"invariant_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933,"temperature_printed":"1933","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-11},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"experimental","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"disagrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":39.627,"dx":{},"model":"CrNb-14Sch.tdb","result":"fail","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-AL3U6ROZ5K","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-3","row":10},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"NB":0.3333333333},"composition_source":"formula_nominal","phase":"(Cr2Nb)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Cr2Nb)","mapping_confidence":"confirmed","model_phase":"C15_LAVES","pearson_symbol":"cF24","prototype":"Cu2Mg","structure_basis":"mapped_model_phase"},{"label":"(Nb)","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-3/r-unplaced-fead89c4#invariant","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","reaction":{"printed":"L = (Cr2Nb) + (Nb)"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash"],"record_kind":"invariant_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1976,"temperature_printed":"1976","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-11},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1976},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Pan","kind":"experimental","label":"13","reference":"V.M. Pan, Polymorphic Transformation in NbCr2, Fiz. Met. Metalloved., 1961, 12(3), p 455-457","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"agrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":14.237,"dx":{},"model":"CrNb-14Sch.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-KMNNNUXJHG","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-3","row":1},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:45c3a19f294b2fe9","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"NB":0.3333333333},"composition_source":"formula_nominal","phase":"(Cr2Nb)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Cr)","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"(Cr2Nb)","mapping_confidence":"confirmed","model_phase":"C15_LAVES","pearson_symbol":"cF24","prototype":"Cu2Mg","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-3/r01#invariant","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","reaction":{"printed":"L = (Cr) + (Cr2Nb)"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1913,"temperature_printed":"1913","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-11},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1913},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Eremenko","kind":"experimental","label":"35","reference":"V.N. Eremenko, G.V. Zudilova, and L.A. Gaevskaya, About the Phase Diagram of the Chromium-Niobium System, Metalloved. I, Obrabotka Met., 1958, 1, p 11-16","status":"resolved","year":"1958"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"disagrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":34.237,"dx":{},"model":"CrNb-14Sch.tdb","result":"fail","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-JMRSMNIBQP","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-3","row":3},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9ce01eaf08fa9a2c","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"NB":0.3333333333},"composition_source":"formula_nominal","phase":"(Cr2Nb)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Cr)","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"(Cr2Nb)","mapping_confidence":"confirmed","model_phase":"C15_LAVES","pearson_symbol":"cF24","prototype":"Cu2Mg","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-3/r02#invariant","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","reaction":{"printed":"L = (Cr) + (Cr2Nb)"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1933,"temperature_printed":"1933","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-11},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1933},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Elyutin","kind":"unknown","label":"31","reference":"V.P. Elyutin and V.F. Funke, Some Data for the ChromiumNiobium Phase Diagram, Izvest. Acad. Nauk SSSR Otd. Tekh. Nauk, 1956, 3, p 68-76","status":"resolved","year":"1956"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"disagrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":-25.763,"dx":{},"model":"CrNb-14Sch.tdb","result":"fail","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-VNOFIT5Y4E","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-3","row":5},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:9774baf9eea7a61a","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"NB":0.3333333333},"composition_source":"formula_nominal","phase":"(Cr2Nb)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Cr)","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"(Cr2Nb)","mapping_confidence":"confirmed","model_phase":"C15_LAVES","pearson_symbol":"cF24","prototype":"Cu2Mg","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-3/r03#invariant","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","reaction":{"printed":"L = (Cr) + (Cr2Nb)"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1873,"temperature_printed":"1873","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-11},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1873},{"chemical_system":"CR-NB","cited_sources":[{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"experimental","label":"9","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Silicon System, J. Less Common Met., 1961, 3, p 44-61","status":"resolved","year":"1961"},{"doi":"10.1016/0022-5088(61)90042-x","first_author":"Goldschmidt","kind":"experimental","label":"10","paper":"doi:10.1016/0022-5088(61)90042-x","reference":"H.J. Goldschmidt and J.A. Brand, The Constitution of the Chromium-Niobium-Molybdenum System, J. Less Common Met., 1961, 3, p 34-43","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"agrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":4.237,"dx":{},"model":"CrNb-14Sch.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-ERMJ5VJ3LH","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-3","row":7},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(61)90042-x","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"NB":0.3333333333},"composition_source":"formula_nominal","phase":"(Cr2Nb)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Cr)","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"(Cr2Nb)","mapping_confidence":"confirmed","model_phase":"C15_LAVES","pearson_symbol":"cF24","prototype":"Cu2Mg","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-3/r04#invariant","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","reaction":{"printed":"L = (Cr) + (Cr2Nb)"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1903,"temperature_printed":"1903","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-11},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1903},{"chemical_system":"CR-NB","cited_sources":[{"first_author":"Rudy","kind":"experimental","label":"36","reference":"E. Rudy, Compendium of Phase Diagram Data, Part V, Technical Report AFML-TR-65-2, 1969, 21, p 127-130","status":"resolved","year":"1969"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"disagrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":42.237,"dx":{},"model":"CrNb-14Sch.tdb","result":"fail","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-27TUDBC67Q","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p2/tab-3","row":9},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:8bcf9d194317f902","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","phase_compositions":[{"basis":"mole_fraction","composition":{"NB":0.3333333333},"composition_source":"formula_nominal","phase":"(Cr2Nb)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Cr)","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"(Cr2Nb)","mapping_confidence":"confirmed","model_phase":"C15_LAVES","pearson_symbol":"cF24","prototype":"Cu2Mg","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1007/s11669-014-0313-y/p2/tab-3/r05#invariant","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","reaction":{"printed":"L = (Cr) + (Cr2Nb)"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash+claude","readers":["claude-opus-5.5","gemini-3.1-pro-preview","gemini-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"CR-NB","system":"CR-NB","temperature_K":1941,"temperature_printed":"1941","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-11},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.5},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1941},{"chemical_system":"CR-NB","citations_printed":["7"],"cited_sources":[{"doi":"10.1016/0921-5093(92)90420-6","first_author":"Thoma","kind":"assessment","label":"7","paper":"doi:10.1016/0921-5093(92)90420-6","reference":"D.J. Thoma and J.H. Perepezko, An experimental Evaluation of the Phase Relationships and Solubilities in the Nb-Cr System, Mater. Sci. Eng., 1992, 156A, p 97-108","status":"resolved","year":"1992"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"INVARIANT_TEMPERATURE without the phases of its state (reactions_in_quote:0)","effect":"not_accepted","gate":"R3"}],"id":"ORC-ZJYD6EWJD4.48e535","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p3/text-01"},"observation_type":"phase_transition","origin":{"class":"model_value","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","pid":"doi:10.1007/s11669-014-0313-y/p3/text-01/s03#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","quote":"Based on these data they also concluded that the transition between the two phases comprises an intermediate C36 hexagonal Laves type phase and follows a sequential peritectoid (1898 K)-eutectoid (1858 K) transition.","quote_page":3,"reaction":{"type":"peritectoid"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1898.0,"temperature_printed":"1898 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"peritectoid","transition_kind_printed":"peritectoid","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":4.0,"sigma_method":{"basis":"calibrated","ci95":[3.11346,4.29954],"class":"model_calculated","entry":"model/T_INVARIANT","floor":4.0,"floor_unit":"K","n_pairs":14146,"value":4.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1898.0},{"chemical_system":"CR-NB","citations_printed":["7"],"cited_sources":[{"doi":"10.1016/0921-5093(92)90420-6","first_author":"Thoma","kind":"assessment","label":"7","paper":"doi:10.1016/0921-5093(92)90420-6","reference":"D.J. Thoma and J.H. Perepezko, An experimental Evaluation of the Phase Relationships and Solubilities in the Nb-Cr System, Mater. Sci. Eng., 1992, 156A, p 97-108","status":"resolved","year":"1992"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"INVARIANT_TEMPERATURE without the phases of its state (reactions_in_quote:0)","effect":"not_accepted","gate":"R3"}],"id":"ORC-ZJYD6EWJD4.bb939c","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p3/text-01"},"observation_type":"phase_transition","origin":{"class":"model_value","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","pid":"doi:10.1007/s11669-014-0313-y/p3/text-01/s03#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","quote":"Based on these data they also concluded that the transition between the two phases comprises an intermediate C36 hexagonal Laves type phase and follows a sequential peritectoid (1898 K)-eutectoid (1858 K) transition.","quote_page":3,"reaction":{"type":"eutectoid"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1858.0,"temperature_printed":"1858 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"eutectoid","transition_kind_printed":"eutectoid","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":4.0,"sigma_method":{"basis":"calibrated","ci95":[3.11346,4.29954],"class":"model_calculated","entry":"model/T_INVARIANT","floor":4.0,"floor_unit":"K","n_pairs":14146,"value":4.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1858.0},{"chemical_system":"CR-NB","conditions":{"kind":"paper_context_not_extracted","paper":"doi:10.1007/s11669-014-0313-y"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_flags":["NOTE_SELF_FLAG"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (compounds_in_quote:0)","effect":"not_accepted","gate":"R3"}],"id":"ORC-JGR5EJPDKH","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p6/text-19"},"observation_type":"phase_transition","origin":{"attribution_note":"no printed citation: the paper's own statement","class":"experimental","measured_in":"doi:10.1007/s11669-014-0313-y","own_work_of_paper":true},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","pid":"doi:10.1007/s11669-014-0313-y/p6/text-19/s06#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"Cr is known to be antiferromagnetic below its Néel temperature of 311 K.","quote_page":6,"reaction":{"type":"magnetic"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":311.0,"temperature_printed":"311 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"magnetic","transition_kind_printed":"magnetic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":311.0},{"chemical_system":"CR-NB","citations_printed":["17"],"cited_sources":[{"doi":"10.1016/j.scriptamat.2009.11.002","first_author":"Aufrecht","kind":"unknown","label":"17","paper":"doi:10.1016/j.scriptamat.2009.11.002","reference":"J. Aufrecht, A. Leineweber, A. Senyshyn, and E.J. Mittemeijer, The Absence of a Stable Hexagonal Laves Phase Modiﬁcation (NbCr2) in the Nb-Cr System, Scr. Mater., 2010, 62(5), p 227-230","status":"resolved","year":"2010"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","dropped_field_count":1,"espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"has_dropped_fields":true,"review_flags":["NOTE_SELF_FLAG"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (compounds_in_quote:0)","effect":"not_accepted","gate":"R3"}],"id":"ORC-GDC7WTTD45","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1007/s11669-014-0313-y/p8/text-11"},"method":"DTA","method_basis":"printed in the quoted sentence (fix-up 2026-10-22 gate)","observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1007/s11669-014-0313-y","paper_id":"doi:10.1007/s11669-014-0313-y","pid":"doi:10.1007/s11669-014-0313-y/p8/text-11/s03#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"Its congruent melting temperature was taken from Aufrecht et al.[17] (2033 K) who determined this temperature by DTA.","quote_page":8,"reaction":{"type":"congruent transformation"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":2033.0,"temperature_printed":"2033 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"congruent transformation","transition_kind_printed":"congruent","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":5.0,"sigma_method":{"basis":"cleaned_below_threshold","ci95":[2.096713,58.183787],"class":"thermal_analysis","entry":"value_types/T_TRANSITION/classes/thermal_analysis","floor":5.0,"floor_unit":"K","n_pairs":9,"prior_source":"orchid_assumed","value":5.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2033.0},{"chemical_system":"CR-NB","citations_printed":["SlDin"],"conditions":{"kind":"paper_context_not_extracted","paper":"doi:10.1016/0364-5916(93)90001-r"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","dropped_field_count":1,"espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"has_dropped_fields":true,"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (not_a_single_phase_transition)","effect":"not_accepted","gate":"R3"}],"id":"ORC-OWNZOCIQVO","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p2/text-03"},"observation_type":"phase_transition","origin":{"class":"experimental","measured_in":"doi:10.1016/0364-5916(93)90001-r","own_work_of_paper":true},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","pid":"doi:10.1016/0364-5916(93)90001-r/p2/text-03/s04#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"The reported \"liquidus\" ends at the pure Nb 360 K below the presently accepted melting temperature of Nb (2750 K [SlDin]).","quote_page":2,"reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":2750.0,"temperature_printed":"2750 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"other","transition_kind_printed":"liquidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2750.0},{"chemical_system":"CR-NB","citations_printed":["86Ven"],"cited_sources":[{"kind":"unknown","label":"86Ven","status":"unresolved"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":1,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (compounds_in_quote:0)","effect":"not_accepted","gate":"R3"}],"id":"ORC-GN47ATTYP4","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p2/text-03"},"observation_type":"phase_transition","origin":{"class":"model_value","own_work_of_paper":false},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","pid":"doi:10.1016/0364-5916(93)90001-r/p2/text-03/s21#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"The congruent melting temperature of the compound was measured by [69Rud,63Kor,62Sve,GlPan, 61Go1,59Mis,58E11,56Ely]. The values scatter in a range of almost 100 K. In the review of [86Ven] a temperature of 2043 K was selected.","quote_page":2,"reaction":{"type":"congruent transformation"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":2043.0,"temperature_printed":"2043 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"congruent transformation","transition_kind_printed":"congruent","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_TRANSITION","floor":10.0,"floor_unit":"K","n_pairs":129,"value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2043.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":1,"fold_lso":2,"id":"ORC-5JW5GX2ENJ","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/0364-5916(93)90001-r/p7/text-05"},"observation_type":"phase_transition","origin":{"attribution_note":"no printed citation: the paper's own statement","class":"model_value","measured_in":"doi:10.1016/0364-5916(93)90001-r","own_work_of_paper":true},"paper":"doi:10.1016/0364-5916(93)90001-r","paper_id":"doi:10.1016/0364-5916(93)90001-r","phases":[{"label":"NbCrz"}],"pid":"doi:10.1016/0364-5916(93)90001-r/p7/text-05/s11#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"The congruent melting temperature of the NbCrz phase was set to 2001 K.","quote_page":7,"reaction":{"type":"congruent transformation"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":2001.0,"temperature_printed":"2001 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"congruent transformation","transition_kind_printed":"congruent","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_TRANSITION","floor":10.0,"floor_unit":"K","n_pairs":129,"value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":2001.0},{"chemical_system":"CR-NB","citations_printed":["5"],"cited_sources":[{"doi":"10.1007/bf02684676","first_author":"Dovbenko","kind":"unknown","label":"5","paper":"doi:10.1007/bf02684676","reference":"O.I. Dovbenko, A.A. Bondar, T.Ya. Velikanova, S.V. Sleptsov, The (Cr) þ (NbC) quasibinary eutectic in the Cr–Nb–C system, Powder Metall. 39 (5–6) (2000) 256–261.","status":"resolved","year":"2000"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (not_a_single_phase_transition)","effect":"not_accepted","gate":"R3"}],"id":"ORC-Q3SMOB2D3P.35e1e7","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p1/text-10"},"observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p1/text-10/s08#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"During the evaluation of literature data it appeared that experimental temperatures of the four phase invariant equilibria L2(Cr) þCr23C6 þNbC (1825 K [5]) and LþCr7C32Cr23C6 þNbC (1853 K [5]) are higher than the temperatures, of corresponding invariant equilibria L2(Cr) þCr23C6 (1806 K) and LþCr7C32Cr23C6 (1850 K) in the binary Cr-C system calculated using the dataset of Lee [6].","quote_page":1,"reaction":{"printed":"LþCr7C32Cr23C6 þNbC"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1853.0,"temperature_printed":"1853 K","tool_release":"release v2 + tools dev copy record build","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1853.0},{"chemical_system":"CR-NB","citations_printed":["5"],"cited_sources":[{"doi":"10.1007/bf02684676","first_author":"Dovbenko","kind":"unknown","label":"5","paper":"doi:10.1007/bf02684676","reference":"O.I. Dovbenko, A.A. Bondar, T.Ya. Velikanova, S.V. Sleptsov, The (Cr) þ (NbC) quasibinary eutectic in the Cr–Nb–C system, Powder Metall. 39 (5–6) (2000) 256–261.","status":"resolved","year":"2000"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (not_a_single_phase_transition)","effect":"not_accepted","gate":"R3"}],"id":"ORC-Q3SMOB2D3P.cff031","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p1/text-10"},"observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p1/text-10/s08#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"During the evaluation of literature data it appeared that experimental temperatures of the four phase invariant equilibria L2(Cr) þCr23C6 þNbC (1825 K [5]) and LþCr7C32Cr23C6 þNbC (1853 K [5]) are higher than the temperatures, of corresponding invariant equilibria L2(Cr) þCr23C6 (1806 K) and LþCr7C32Cr23C6 (1850 K) in the binary Cr-C system calculated using the dataset of Lee [6].","quote_page":1,"reaction":{"printed":"L2(Cr) þCr23C6 þNbC"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1825.0,"temperature_printed":"1825 K","tool_release":"release v2 + tools dev copy record build","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1825.0},{"chemical_system":"CR-NB","citations_printed":["3"],"cited_sources":[{"doi":"10.1016/0022-5088(72)90145-2","first_author":"Guha","kind":"unknown","label":"3","paper":"doi:10.1016/0022-5088(72)90145-2","reference":"J.P. Guha, D. Kolar, Systems of niobium monocarbide with transition metals, J. Less-Common Met. 2 (1) (1972) 33–40.","status":"resolved","year":"1972"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"INVARIANT_TEMPERATURE without the phases of its state (reactions_in_quote:0)","effect":"not_accepted","gate":"R3"}],"id":"ORC-URQQWDIADN","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p3/text-08"},"observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p3/text-08/s05#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","quote":"Guha and Kolar [3] studied the quasibinary section NbC-Cr. The melting point of the eutectic was determined as 1383 K and the eutectic composition as 76 wt%Cr.","quote_page":3,"reaction":{"type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1383.0,"temperature_printed":"1383 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1383.0},{"chemical_system":"CR-NB","citations_printed":["4"],"cited_sources":[{"doi":"10.1007/bf01329242","first_author":"Bondar","kind":"unknown","label":"4","paper":"doi:10.1007/bf01329242","reference":"A.A. Bondar, T. Ya. Velikanova, Aspects of construction of the constitution diagrams of ternary systems formed by chromium with carbon and d-transition metals, Powder Metall. 35 (7-8) (1996) 484–496.","status":"resolved","year":"1996"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"INVARIANT_TEMPERATURE without the phases of its state (reactions_in_quote:0)","effect":"not_accepted","gate":"R3"}],"id":"ORC-3Y4G625UIV","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p3/text-08"},"observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p3/text-08/s09#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","quote":"Later in the work of Bondar and Velikanova [4] the temperature of the eutectic melting point determined was 1923 K in their work on construction of the solidus surface of the system.","quote_page":3,"reaction":{"type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1923.0,"temperature_printed":"1923 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1923.0},{"chemical_system":"CR-NB","citations_printed":["5"],"cited_sources":[{"doi":"10.1007/bf02684676","first_author":"Dovbenko","kind":"unknown","label":"5","paper":"doi:10.1007/bf02684676","reference":"O.I. Dovbenko, A.A. Bondar, T.Ya. Velikanova, S.V. Sleptsov, The (Cr) þ (NbC) quasibinary eutectic in the Cr–Nb–C system, Powder Metall. 39 (5–6) (2000) 256–261.","status":"resolved","year":"2000"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (not_a_single_phase_transition)","effect":"not_accepted","gate":"R3"}],"id":"ORC-YPIXC45LQS.7076da","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p3/text-08"},"observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p3/text-08/s13#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"The temperature for the invariant equilibira L2(NbC)þ(Cr)þ(Cr23C6) and L2(NbC)þ (Cr)þ(NbCr2) were obtained as 1825 K and 1891 K, which is 37 and 28 K respectively higher than, that reported by Bondar and Velikanova [4].","quote_page":3,"reaction":{"printed":"L2(NbC)þ(Cr)þ(Cr23C6)","type":"other"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1825.0,"temperature_printed":"1825 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"other","transition_kind_printed":"invariant","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1825.0},{"chemical_system":"CR-NB","citations_printed":["5"],"cited_sources":[{"doi":"10.1007/bf02684676","first_author":"Dovbenko","kind":"unknown","label":"5","paper":"doi:10.1007/bf02684676","reference":"O.I. Dovbenko, A.A. Bondar, T.Ya. Velikanova, S.V. Sleptsov, The (Cr) þ (NbC) quasibinary eutectic in the Cr–Nb–C system, Powder Metall. 39 (5–6) (2000) 256–261.","status":"resolved","year":"2000"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (not_a_single_phase_transition)","effect":"not_accepted","gate":"R3"}],"id":"ORC-YPIXC45LQS.a5e208","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p3/text-08"},"observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p3/text-08/s13#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"The temperature for the invariant equilibira L2(NbC)þ(Cr)þ(Cr23C6) and L2(NbC)þ (Cr)þ(NbCr2) were obtained as 1825 K and 1891 K, which is 37 and 28 K respectively higher than, that reported by Bondar and Velikanova [4].","quote_page":3,"reaction":{"printed":"L2(NbC)þ (Cr)þ(NbCr2)","type":"other"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1891.0,"temperature_printed":"1891 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"other","transition_kind_printed":"invariant","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1891.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_flags":["NOTE_SELF_FLAG"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (not_a_single_phase_transition)","effect":"not_accepted","gate":"R3"}],"id":"ORC-DJNZO7EEDZ.3f6163","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p6/text-02"},"observation_type":"phase_transition","origin":{"attribution_note":"no printed citation: the paper's own statement","class":"model_value","measured_in":"doi:10.1016/j.calphad.2012.09.002","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p6/text-02/s02#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"Isothermal sections calculated at 1907 K, 1874 K and 1839 K representing sections of the phase diagram at solidus temperatures for the following ternary phase fields: (Nb)þNbCr2 þNb2C; NbCr2 þNb2CrþNbC and (Cr)þNbCr2 þNbC respectively are shown in Fig. 2.","quote_page":6,"reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1874.0,"temperature_printed":"1874 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_TRANSITION","floor":10.0,"floor_unit":"K","n_pairs":129,"value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1874.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_flags":["NOTE_SELF_FLAG"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (not_a_single_phase_transition)","effect":"not_accepted","gate":"R3"}],"id":"ORC-DJNZO7EEDZ.460ea8","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p6/text-02"},"observation_type":"phase_transition","origin":{"attribution_note":"no printed citation: the paper's own statement","class":"model_value","measured_in":"doi:10.1016/j.calphad.2012.09.002","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p6/text-02/s02#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"Isothermal sections calculated at 1907 K, 1874 K and 1839 K representing sections of the phase diagram at solidus temperatures for the following ternary phase fields: (Nb)þNbCr2 þNb2C; NbCr2 þNb2CrþNbC and (Cr)þNbCr2 þNbC respectively are shown in Fig. 2.","quote_page":6,"reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1907.0,"temperature_printed":"1907 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_TRANSITION","floor":10.0,"floor_unit":"K","n_pairs":129,"value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1907.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_flags":["NOTE_SELF_FLAG"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (not_a_single_phase_transition)","effect":"not_accepted","gate":"R3"}],"id":"ORC-DJNZO7EEDZ.80f788","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p6/text-02"},"observation_type":"phase_transition","origin":{"attribution_note":"no printed citation: the paper's own statement","class":"model_value","measured_in":"doi:10.1016/j.calphad.2012.09.002","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p6/text-02/s02#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"Isothermal sections calculated at 1907 K, 1874 K and 1839 K representing sections of the phase diagram at solidus temperatures for the following ternary phase fields: (Nb)þNbCr2 þNb2C; NbCr2 þNb2CrþNbC and (Cr)þNbCr2 þNbC respectively are shown in Fig. 2.","quote_page":6,"reaction":{"type":"other"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1839.0,"temperature_printed":"1839 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"other","transition_kind_printed":"solidus","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_TRANSITION","floor":10.0,"floor_unit":"K","n_pairs":129,"value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1839.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_flags":["NOTE_SELF_FLAG"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (not_a_single_phase_transition)","effect":"not_accepted","gate":"R3"}],"id":"ORC-STQE6Z25Z3.bce02b","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p6/text-02"},"observation_type":"phase_transition","origin":{"attribution_note":"no printed citation: the paper's own statement","class":"model_value","measured_in":"doi:10.1016/j.calphad.2012.09.002","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p6/text-02/s11#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"The calculated temperatures for the L2(Nb)þNb2CþNbCr2 and L2(Cr)þNbCr2 þNbC are 1907 K and 1839 K respectively what is for 28 and 54 K lower than reported in the literature.","quote_page":6,"reaction":{"printed":"L2(Cr)þNbCr2 þNbC"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1839.0,"temperature_printed":"1839 K","tool_release":"release v2 + tools dev copy record build","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_TRANSITION","floor":10.0,"floor_unit":"K","n_pairs":129,"value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1839.0},{"chemical_system":"CR-NB","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_flags":["NOTE_SELF_FLAG"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (not_a_single_phase_transition)","effect":"not_accepted","gate":"R3"}],"id":"ORC-STQE6Z25Z3.d78142","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p6/text-02"},"observation_type":"phase_transition","origin":{"attribution_note":"no printed citation: the paper's own statement","class":"model_value","measured_in":"doi:10.1016/j.calphad.2012.09.002","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p6/text-02/s11#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"The calculated temperatures for the L2(Nb)þNb2CþNbCr2 and L2(Cr)þNbCr2 þNbC are 1907 K and 1839 K respectively what is for 28 and 54 K lower than reported in the literature.","quote_page":6,"reaction":{"printed":"L2(Nb)þNb2CþNbCr2"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1907.0,"temperature_printed":"1907 K","tool_release":"release v2 + tools dev copy record build","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_TRANSITION","floor":10.0,"floor_unit":"K","n_pairs":129,"value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1907.0},{"chemical_system":"CR-NB","conditions":{"kind":"paper_context_not_extracted","paper":"doi:10.1016/j.calphad.2012.09.002"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_flags":["NOTE_SELF_FLAG"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (not_a_single_phase_transition)","effect":"not_accepted","gate":"R3"}],"id":"ORC-N3XXTUXX7S","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p6/text-05"},"observation_type":"phase_transition","origin":{"attribution_note":"no printed citation: the paper's own statement","class":"experimental","measured_in":"doi:10.1016/j.calphad.2012.09.002","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p6/text-05/s01#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"It should be noticed that experimental data for Cr-Nb-C system gives a temperature of 1953 K for LþNbC2Nb2Cþ NbCr2 which is higher than the temperatures for the L2(Nb)þNb2CþNbCr2 and L2(Cr)þ NbCþNbCr2 invariant equilibria.","quote_page":6,"reaction":{"printed":"LþNbC2Nb2Cþ NbCr2"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1953.0,"temperature_printed":"1953 K","tool_release":"release v2 + tools dev copy record build","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"unknown","entry":"value_types/T_TRANSITION/classes/unknown","floor":16.0,"floor_unit":"K","n_pairs":274,"value":16.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_TRANSITION"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1953.0},{"chemical_system":"CR-NB","citations_printed":["33"],"conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_flags":["NOTE_SELF_FLAG"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":2,"gate_failures":[{"code":"state_phases_missing","detail":"INVARIANT_TEMPERATURE without the phases of its state (reactions_in_quote:0)","effect":"not_accepted","gate":"R3"}],"id":"ORC-I5ADWMLGLI","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2012.09.002/p7/text-03"},"observation_type":"phase_transition","origin":{"attribution_note":"no printed citation: the paper's own statement","class":"model_value","measured_in":"doi:10.1016/j.calphad.2012.09.002","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2012.09.002","paper_id":"doi:10.1016/j.calphad.2012.09.002","pid":"doi:10.1016/j.calphad.2012.09.002/p7/text-03/s12#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","quote":"The calculated temperature is 1892 K which corresponds to eutectic temperature in the binary Cr-Nb system described by Costa Neto et al. [33].","quote_page":7,"reaction":{"type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"CR-NB","system":"CR-NB","temperature_K":1892.0,"temperature_printed":"1892 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":4.0,"sigma_method":{"basis":"calibrated","ci95":[3.11346,4.29954],"class":"model_calculated","entry":"model/T_INVARIANT","floor":4.0,"floor_unit":"K","n_pairs":14146,"value":4.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"sigma_scatter":null,"unit":"K","value_type":"T_INVARIANT"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"K","value":1892.0}],"release":"orchid-literature 2026-10-23 (record store db-v2.1: invariant/general v2.1.19r, text+context fixup-20261022)","system":"CR-NB"}