{"artifacts":{"doi:10.1016/j.calphad.2013.02.006/p2/text-03":{"artifact":"text_passage","label":"page 2, passage 3","page":2},"doi:10.1016/j.calphad.2013.02.006/p4/tab-1":{"artifact":"table","caption":"Lattice parameters of Re, Nb, and the most stable end-members of s and χ, s-(Re) 10 (Nb) 4 (Nb) 16 χ-(Re) 24 (Nb) 10 (Re) 24 , respectively. The calculated values at 0 K are compared to previous experiments and calculations at various temperatures.","label":"1","page":4},"doi:10.1016/j.calphad.2013.02.006/p4/text-47":{"artifact":"text_passage","label":"page 4, passage 47","page":4},"doi:10.1016/j.calphad.2013.02.006/p5/tab-3":{"artifact":"table","caption":"Predicted enthalpies of formation (J/mol formula units and atom) of s and χ at 298 K, with the most stable end-members shown in bold text. J/mol formula units and J/mol atom are represented as J/mol f and J/mol a, respectively.","label":"3","page":5},"doi:10.1016/j.calphad.2013.02.006/p7/text-07":{"artifact":"text_passage","label":"page 7, passage 7","page":7},"doi:10.1016/j.calphad.2013.02.006/p8/text-05":{"artifact":"text_passage","label":"page 8, passage 5","page":8},"doi:10.1016/j.calphad.2013.02.006/p9/tab-6":{"artifact":"table","caption":"Calculated invariant reactions compared to the data by Giessen et al. [7].","label":"6","page":9},"doi:10.1016/j.calphad.2020.101797/p44/tab-viii":{"artifact":"table","caption":"Invariant reactions in the Nb-Re binary system.","label":"VIII","page":44}},"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":["NB","RE"],"licence":"CC BY 4.0 (ORCHID data; quotes are short excerpts kept for verification, the publishers' copyright, not relicensed)","models":{"M400ca87c":{"catalog_entry":{"license":"CC BY 4.0","name":"NbRe-13Liu.tdb","source_url":"https://doi.org/10.1016/j.calphad.2025.102833","tier":"bundled"},"link_basis":"reporting_paper_own_model (TDB header cites this paper)","model_citation":"X.L. Liu, C.Z. Hargather, Z.-K. Liu, Calphad, 41, 119-27(2013).","model_doi":"10.1016/j.calphad.2013.02.006","tdb":"NbRe-13Liu.tdb","tdb_path":"databases/sgte-binary/NbRe-13Liu.tdb","tdb_sha256":"9127581a18abfbf796e89ef8697ff3e913d6ac69087a786efa45855308b83b12"},"Mb7ba089a":{"catalog_entry":{"license":"CC BY 4.0","name":"NbRe-13Liu.tdb","source_url":"https://doi.org/10.1016/j.calphad.2025.102833","tier":"bundled"},"link_basis":"reporting_paper_own_model","model_citation":"X.L. Liu, C.Z. Hargather, Z.-K. Liu, Calphad, 41, 119-27(2013).","model_doi":"10.1016/j.calphad.2013.02.006","reproduced_by_calculation":true,"tdb":"NbRe-13Liu.tdb","tdb_path":"databases/sgte-binary/NbRe-13Liu.tdb","tdb_sha256":"9127581a18abfbf796e89ef8697ff3e913d6ac69087a786efa45855308b83b12"},"Mbb8b08dc":{"catalog_entry":{"license":"CC BY 4.0","name":"NbRe-20Yen.tdb","source_url":"https://doi.org/10.1016/j.calphad.2025.102833","tier":"bundled"},"link_basis":"reporting_paper_own_model","model_citation":"Calphad, 70, 101797(2020).","model_doi":"10.1016/j.calphad.2020.101797","reproduced_by_calculation":true,"tdb":"NbRe-20Yen.tdb","tdb_path":"databases/sgte-binary/NbRe-20Yen.tdb","tdb_sha256":"a3f16c73704aef3b4dea70b7faa4dd235462965e98bca54cc37a5d1cc7e42b6e"},"Mea9af46f":{"catalog_entry":{"license":"CC BY 4.0","name":"NbRe-20Yen.tdb","source_url":"https://doi.org/10.1016/j.calphad.2025.102833","tier":"bundled"},"link_basis":"reporting_paper_own_model","model_citation":"Calphad, 70, 101797(2020).","model_doi":"10.1016/j.calphad.2020.101797","reproduced_by_calculation":false,"tdb":"NbRe-20Yen.tdb","tdb_path":"databases/sgte-binary/NbRe-20Yen.tdb","tdb_sha256":"a3f16c73704aef3b4dea70b7faa4dd235462965e98bca54cc37a5d1cc7e42b6e"}},"note":"records[].locator.ref -> artifacts; records[].model -> models (full records: orchid-literature.jsonl.gz)","papers":{"doi:10.1007/bf01472402":{"authors":["E. M. Savitskii","M. A. Tylkina","K. B. Povarova"],"citation":"E. M. Savitskii, M. A. Tylkina, K. B. Povarova, Phase diagram for the niobium-rhenium system, The Soviet Journal of Atomic Energy 7, 937-940 (1961).","container":"The Soviet Journal of Atomic Energy","doi":"10.1007/bf01472402","doi_url":"https://doi.org/10.1007/bf01472402","id":"doi:10.1007/bf01472402","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"Phase diagram for the niobium-rhenium system","year":1961},"doi:10.1016/0022-5088(59)90065-7":{"authors":["A.G. Knapton"],"citation":"A.G. Knapton, The niobium-rhenium system, Journal of the Less Common Metals 1, 480-486 (1959).","container":"Journal of the Less Common Metals","doi":"10.1016/0022-5088(59)90065-7","doi_url":"https://doi.org/10.1016/0022-5088(59)90065-7","id":"doi:10.1016/0022-5088(59)90065-7","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"The niobium-rhenium system","year":1959},"doi:10.1016/j.calphad.2013.02.006":{"authors":["Xuan L. Liu","Chelsey Z. Hargather","Zi-Kui Liu"],"citation":"Xuan L. Liu, Chelsey Z. Hargather, Zi-Kui Liu, First-principles aided thermodynamic modeling of the Nb–Re system, Calphad 41, 119-127 (2013).","container":"Calphad","doi":"10.1016/j.calphad.2013.02.006","doi_url":"https://doi.org/10.1016/j.calphad.2013.02.006","id":"doi:10.1016/j.calphad.2013.02.006","kind":"corpus_paper","metadata_source":"crossref","pdf_sha256_prefix":"4af8d61ffb5bc33a","roles":["reporting_paper"],"source_kinds":["journal_article"],"title":"First-principles aided thermodynamic modeling of the Nb–Re system","year":2013},"doi:10.1016/j.calphad.2020.101797":{"authors":["Shao-yu Yen","Shu-chang Wu","M. Anshar Makhraja","Kai-chi Lo","An-chou Yeh","Kyosuke Yoshimi","Chuan Zhang","Shih-kang Lin"],"citation":"Shao-yu Yen, Shu-chang Wu, M. Anshar Makhraja, Kai-chi Lo, An-chou Yeh, Kyosuke Yoshimi et al., Phase equilibria and thermodynamic assessment of the Mo–Nb-Re ternary system, Calphad 70, 101797 (2020).","container":"Calphad","doi":"10.1016/j.calphad.2020.101797","doi_url":"https://doi.org/10.1016/j.calphad.2020.101797","id":"doi:10.1016/j.calphad.2020.101797","kind":"corpus_paper","metadata_source":"crossref","pdf_sha256_prefix":"582cc2ce1055af06","roles":["reporting_paper"],"source_kinds":["journal_article"],"title":"Phase equilibria and thermodynamic assessment of the Mo–Nb-Re ternary system","year":2020},"doi:10.1016/j.pmatsci.2007.04.001":{"authors":["J.-M. Joubert"],"citation":"J.-M. Joubert, Crystal chemistry and Calphad modeling of the σ phase, Progress in Materials Science 53, 528-583 (2008).","container":"Progress in Materials Science","doi":"10.1016/j.pmatsci.2007.04.001","doi_url":"https://doi.org/10.1016/j.pmatsci.2007.04.001","id":"doi:10.1016/j.pmatsci.2007.04.001","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"Crystal chemistry and Calphad modeling of the σ phase","year":2008},"doi:10.1016/j.pmatsci.2009.04.002":{"authors":["J.-M. Joubert","M. Phejar"],"citation":"J.-M. Joubert, M. Phejar, Crystal chemistry and Calphad modelling of the χ phase, Progress in Materials Science 54, 945-980 (2009).","container":"Progress in Materials Science","doi":"10.1016/j.pmatsci.2009.04.002","doi_url":"https://doi.org/10.1016/j.pmatsci.2009.04.002","id":"doi:10.1016/j.pmatsci.2009.04.002","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"Crystal chemistry and Calphad modelling of the χ phase","year":2009},"ref:e888029a968eaa92":{"citation":"B.C. Giessen, R. Nordheim, N.J. Grant, Trans. Met. Soc. AIME 221 (1961) 1009–1013.","id":"ref:e888029a968eaa92","kind":"cited_work","metadata_source":"printed_reference","roles":["cited_source"],"source_kinds":["cited_work"],"year":1961}},"part":1,"parts":1,"records":[{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":[{"label":"σ-(Re)10(Nb)4(Nb)16","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"batch":"table_context_batch_07","doi":"10.1016/j.calphad.2013.02.006","pdf_page":4,"pdf_sha256":"4af8d61ffb5bc33abfb2d1ae216cef886ae11e4ca1e74fa2ef3b74daa7ea2dd9","printed":"(Re)10(Nb)4(Nb)16 | P42/mnm | a 9.779 | c/a 0.523 | Present work; caption: 'σ-(Re)10(Nb)4(Nb)16'","rationale":"Printed table context for this group supplies phase, 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":[7],"table":"1","table_key":"t129"},"field":"phases","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 07","image_sha256":"1fd2db9196011ef12fe76f796e542abcab033c64afeca7fb28c2162fbfe68d66","page":4,"pdf_sha256_prefix":"4af8d61ffb5bc33a","seen":"single row; label composed as in the caption (row label + σ prefix printed in caption)","verdict":"confirmed"}},{"after":{"phase":"σ-(Re)10(Nb)4(Nb)16","space_group":"P4_2/mnm"},"before":{"space_group":"P4_2/mnm"},"evidence":{"batch":"table_context_batch_07","doi":"10.1016/j.calphad.2013.02.006","pdf_page":4,"pdf_sha256":"4af8d61ffb5bc33abfb2d1ae216cef886ae11e4ca1e74fa2ef3b74daa7ea2dd9","printed":"(Re)10(Nb)4(Nb)16 | P42/mnm | a 9.779 | c/a 0.523 | Present work; caption: 'σ-(Re)10(Nb)4(Nb)16'","rationale":"Printed table context for this group supplies phase, 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":[7],"table":"1","table_key":"t129"},"field":"structure","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 07","image_sha256":"1fd2db9196011ef12fe76f796e542abcab033c64afeca7fb28c2162fbfe68d66","page":4,"pdf_sha256_prefix":"4af8d61ffb5bc33a","seen":"single row; label composed as in the caption (row label + σ prefix printed in caption)","verdict":"confirmed"}}],"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","table_context_correction_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":4,"fold_lso":1,"id":"ORC-IKPKSWE2LY.74b2f5","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p4/tab-1","row":7},"observation_type":"structural_property","origin":{"basis":"this_work_uncited_beside_cited_rows+title_first_principles","class":"computed","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"σ-(Re)10(Nb)4(Nb)16","label_source":"printed_source_page"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p4/tab-1/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","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":"NB-RE","structure":{"phase":"σ-(Re)10(Nb)4(Nb)16","space_group":"P4_2/mnm"},"system":"NB-RE","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","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":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.09779,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.09779},"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":9.779,"value_stored":9.779},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":[{"label":"σ-(Re)10(Nb)4(Nb)16","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"batch":"table_context_batch_07","doi":"10.1016/j.calphad.2013.02.006","pdf_page":4,"pdf_sha256":"4af8d61ffb5bc33abfb2d1ae216cef886ae11e4ca1e74fa2ef3b74daa7ea2dd9","printed":"(Re)10(Nb)4(Nb)16 | P42/mnm | a 9.779 | c/a 0.523 | Present work; caption: 'σ-(Re)10(Nb)4(Nb)16'","rationale":"Printed table context for this group supplies phase, 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":[7],"table":"1","table_key":"t129"},"field":"phases","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 07","image_sha256":"1fd2db9196011ef12fe76f796e542abcab033c64afeca7fb28c2162fbfe68d66","page":4,"pdf_sha256_prefix":"4af8d61ffb5bc33a","seen":"single row; label composed as in the caption (row label + σ prefix printed in caption)","verdict":"confirmed"}},{"after":{"phase":"σ-(Re)10(Nb)4(Nb)16","space_group":"P4_2/mnm"},"before":{"space_group":"P4_2/mnm"},"evidence":{"batch":"table_context_batch_07","doi":"10.1016/j.calphad.2013.02.006","pdf_page":4,"pdf_sha256":"4af8d61ffb5bc33abfb2d1ae216cef886ae11e4ca1e74fa2ef3b74daa7ea2dd9","printed":"(Re)10(Nb)4(Nb)16 | P42/mnm | a 9.779 | c/a 0.523 | Present work; caption: 'σ-(Re)10(Nb)4(Nb)16'","rationale":"Printed table context for this group supplies phase, 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":[7],"table":"1","table_key":"t129"},"field":"structure","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 07","image_sha256":"1fd2db9196011ef12fe76f796e542abcab033c64afeca7fb28c2162fbfe68d66","page":4,"pdf_sha256_prefix":"4af8d61ffb5bc33a","seen":"single row; label composed as in the caption (row label + σ prefix printed in caption)","verdict":"confirmed"}}],"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","table_context_correction_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":4,"fold_lso":1,"id":"ORC-IKPKSWE2LY.e61b0c","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p4/tab-1","row":7},"observation_type":"structural_property","origin":{"basis":"this_work_uncited_beside_cited_rows+title_first_principles","class":"computed","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"σ-(Re)10(Nb)4(Nb)16","label_source":"printed_source_page"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p4/tab-1/r07#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_C_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":"NB-RE","structure":{"phase":"σ-(Re)10(Nb)4(Nb)16","space_group":"P4_2/mnm"},"system":"NB-RE","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","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":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.00523,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.00523},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.0005},"sigma_scatter":null,"unit":"not_printed","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"not_printed","value":0.523},{"chemical_system":"NB-RE","cited_sources":[{"doi":"10.1016/j.pmatsci.2007.04.001","first_author":"Joubert","kind":"assessment","label":"3","paper":"doi:10.1016/j.pmatsci.2007.04.001","reference":"J.-M. Joubert, Prog. Mater. Sci. 53 (2008) 528–583.","status":"resolved","year":"2008"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":null,"before":0.0,"evidence":{"caption":"Lattice parameters of Re, Nb, and the most stable end-members of s and χ, s-(Re) 10 (Nb) 4 (Nb) 16 χ-(Re) 24 (Nb) 10 (Re) 24 , respectively. The calculated valu","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":[{"label":"σ","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"batch":"table_context_batch_07","doi":"10.1016/j.calphad.2013.02.006","pdf_page":4,"pdf_sha256":"4af8d61ffb5bc33abfb2d1ae216cef886ae11e4ca1e74fa2ef3b74daa7ea2dd9","printed":"(σ) | (with disorder) | a 9.782 | c/a 0.521 | Experiment [3]","rationale":"Printed table context for this group supplies phase; 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":[8],"table":"1","table_key":"t129"},"field":"phases","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 07","image_sha256":"1fd2db9196011ef12fe76f796e542abcab033c64afeca7fb28c2162fbfe68d66","page":4,"pdf_sha256_prefix":"4af8d61ffb5bc33a","seen":"separate row with its own space-group cell '(with disorder)'; no space group inherited","verdict":"confirmed"}}],"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition","table_context_correction_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":4,"fold_lso":1,"id":"ORC-EXG7IJEDXY.64d753","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p4/tab-1","row":8},"observation_type":"structural_property","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"σ","label_source":"printed_source_page"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p4/tab-1/r08#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":"NB-RE","system":"NB-RE","temperature_K":null,"temperature_K_stored":0.0,"temperature_basis":"not_printed","temperature_printed":"0 K","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":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.02152,"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":0.02152},"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":9.782,"value_stored":9.782},{"chemical_system":"NB-RE","cited_sources":[{"doi":"10.1016/j.pmatsci.2007.04.001","first_author":"Joubert","kind":"assessment","label":"3","paper":"doi:10.1016/j.pmatsci.2007.04.001","reference":"J.-M. Joubert, Prog. Mater. Sci. 53 (2008) 528–583.","status":"resolved","year":"2008"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":null,"before":0.0,"evidence":{"caption":"Lattice parameters of Re, Nb, and the most stable end-members of s and χ, s-(Re) 10 (Nb) 4 (Nb) 16 χ-(Re) 24 (Nb) 10 (Re) 24 , respectively. The calculated valu","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":[{"label":"σ","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"batch":"table_context_batch_07","doi":"10.1016/j.calphad.2013.02.006","pdf_page":4,"pdf_sha256":"4af8d61ffb5bc33abfb2d1ae216cef886ae11e4ca1e74fa2ef3b74daa7ea2dd9","printed":"(σ) | (with disorder) | a 9.782 | c/a 0.521 | Experiment [3]","rationale":"Printed table context for this group supplies phase; 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":[8],"table":"1","table_key":"t129"},"field":"phases","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 07","image_sha256":"1fd2db9196011ef12fe76f796e542abcab033c64afeca7fb28c2162fbfe68d66","page":4,"pdf_sha256_prefix":"4af8d61ffb5bc33a","seen":"separate row with its own space-group cell '(with disorder)'; no space group inherited","verdict":"confirmed"}}],"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","specification_gaps":["state:composition","table_context_correction_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":4,"fold_lso":1,"id":"ORC-EXG7IJEDXY.adb6d8","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p4/tab-1","row":8},"observation_type":"structural_property","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"σ","label_source":"printed_source_page"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p4/tab-1/r08#structural_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"LATTICE_C_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":"NB-RE","system":"NB-RE","temperature_K":null,"temperature_K_stored":0.0,"temperature_basis":"not_printed","temperature_printed":"0 K","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":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.001146,"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":0.001146},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.0005},"sigma_scatter":null,"unit":"not_printed","value_type":"LATTICE_LENGTH"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"not_printed","value":0.521},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":[{"label":"χ-(Re)24(Nb)10(Re)24","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"batch":"table_context_batch_07","doi":"10.1016/j.calphad.2013.02.006","pdf_page":4,"pdf_sha256":"4af8d61ffb5bc33abfb2d1ae216cef886ae11e4ca1e74fa2ef3b74daa7ea2dd9","printed":"(Re)24(Nb)10(Re)24 | I4̄3m | a 9.677 | Present work; caption: 'χ-(Re)24(Nb)10(Re)24'","rationale":"Printed table context for this group supplies phase, 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":[9],"table":"1","table_key":"t129"},"field":"phases","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 07","image_sha256":"1fd2db9196011ef12fe76f796e542abcab033c64afeca7fb28c2162fbfe68d66","page":4,"pdf_sha256_prefix":"4af8d61ffb5bc33a","seen":"single row; label composed as in the caption","verdict":"confirmed"}},{"after":{"phase":"χ-(Re)24(Nb)10(Re)24","space_group":"I-43m"},"before":null,"evidence":{"batch":"table_context_batch_07","doi":"10.1016/j.calphad.2013.02.006","pdf_page":4,"pdf_sha256":"4af8d61ffb5bc33abfb2d1ae216cef886ae11e4ca1e74fa2ef3b74daa7ea2dd9","printed":"(Re)24(Nb)10(Re)24 | I4̄3m | a 9.677 | Present work; caption: 'χ-(Re)24(Nb)10(Re)24'","rationale":"Printed table context for this group supplies phase, 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":[9],"table":"1","table_key":"t129"},"field":"structure","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 07","image_sha256":"1fd2db9196011ef12fe76f796e542abcab033c64afeca7fb28c2162fbfe68d66","page":4,"pdf_sha256_prefix":"4af8d61ffb5bc33a","seen":"single row; label composed as in the caption","verdict":"confirmed"}}],"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","table_context_correction_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":4,"fold_lso":1,"id":"ORC-FF32EHOQDS","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p4/tab-1","row":9},"observation_type":"structural_property","origin":{"basis":"this_work_uncited_beside_cited_rows+title_first_principles","class":"computed","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"χ-(Re)24(Nb)10(Re)24","label_source":"printed_source_page"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p4/tab-1/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","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":"NB-RE","structure":{"phase":"χ-(Re)24(Nb)10(Re)24","space_group":"I-43m"},"system":"NB-RE","temperature_K":0.0,"temperature_basis":"printed","temperature_printed":"0 K","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":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.09677,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/LATTICE_LENGTH","floor":0.01,"floor_unit":"relative (fraction of the value)","value":0.09677},"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":9.677,"value_stored":9.677},{"chemical_system":"NB-RE","cited_sources":[{"doi":"10.1016/j.pmatsci.2009.04.002","first_author":"Joubert","kind":"assessment","label":"4","paper":"doi:10.1016/j.pmatsci.2009.04.002","reference":"J.-M. Joubert, M. Phejar, Prog. Mater. Sci. 54 (2009) 945–980.","status":"resolved","year":"2009"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":null,"before":0.0,"evidence":{"caption":"Lattice parameters of Re, Nb, and the most stable end-members of s and χ, s-(Re) 10 (Nb) 4 (Nb) 16 χ-(Re) 24 (Nb) 10 (Re) 24 , respectively. The calculated valu","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":[{"label":"χ","label_source":"printed_source_page"}],"before":[{"label":"UNKNOWN"}],"evidence":{"batch":"table_context_batch_07","doi":"10.1016/j.calphad.2013.02.006","pdf_page":4,"pdf_sha256":"4af8d61ffb5bc33abfb2d1ae216cef886ae11e4ca1e74fa2ef3b74daa7ea2dd9","printed":"(χ) | (blank space group) | a 9.676 | Experiment [4]","rationale":"Printed table context for this group supplies phase; 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":[10],"table":"1","table_key":"t129"},"field":"phases","gate":"TC20261027","rule":"source_adjudicated_table_context","visual_check":{"checked":"2026-10-27; Claude rendered-page inspection, table-context batch 07","image_sha256":"1fd2db9196011ef12fe76f796e542abcab033c64afeca7fb28c2162fbfe68d66","page":4,"pdf_sha256_prefix":"4af8d61ffb5bc33a","seen":"separate row with its own label; space group cell blank, no forward fill from the χ end-member 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":["state:composition","table_context_correction_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":4,"fold_lso":1,"id":"ORC-EHOAWE4CFE","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p4/tab-1","row":10},"observation_type":"structural_property","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"χ","label_source":"printed_source_page"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p4/tab-1/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","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":"NB-RE","system":"NB-RE","temperature_K":null,"temperature_K_stored":0.0,"temperature_basis":"not_printed","temperature_printed":"0 K","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":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.02129,"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":0.02129},"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":9.676,"value_stored":9.676},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-NQ66MRC6SE.7a84f5","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":1},"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(σ)","model_phase":"SIGMA_D8B"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/r01#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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.10165},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.3,"sigma_method":{"basis":"calibrated","ci95":[1.937758,4.143867],"class":"model_calculated","entry":"model/SM_FORM","floor":3.3,"floor_unit":"J/K/mol-atom","n_pairs":118,"value":3.3},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.0005},"sigma_scatter":null,"unit":"J/mol-atom/K","value_type":"SM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"J/mol-atom/K","unit_basis":"caption","unit_printed":"J/mol f/K","value":-2.033,"value_printed":-2.033},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-NQ66MRC6SE.c4e5d8","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":1},"merged_ids":["ORC-NQ66MRC6SE.ffdafb"],"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(σ)","model_phase":"SIGMA_D8B"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.11235},"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":0.0005},"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":"caption","unit_printed":"kJ/mol a","unit_stored":"J/mol-atom","value":-2.247,"value_printed":-2.247,"value_stored":-2247.0},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-NQ66MRC6SE.d1dcaa","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":1},"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(σ)","model_phase":"SIGMA_D8B"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/r01#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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.0034},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.3,"sigma_method":{"basis":"calibrated","ci95":[1.937758,4.143867],"class":"model_calculated","entry":"model/SM_FORM","floor":3.3,"floor_unit":"J/K/mol-atom","n_pairs":118,"value":3.3},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.0005},"sigma_scatter":null,"unit":"J/mol-atom/K","value_type":"SM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"J/mol-atom/K","unit_basis":"caption","unit_printed":"J/mol a/K","value":-0.068,"value_printed":-0.068},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-Z4GXLV2562.2b896f","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":2},"merged_ids":["ORC-Z4GXLV2562.3d6942"],"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(σ)","model_phase":"SIGMA_D8B"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.6794},"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":0.0005},"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":"caption","unit_printed":"kJ/mol a","unit_stored":"J/mol-atom","value":-13.588,"value_printed":-13.588,"value_stored":-13588.0},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-Z4GXLV2562.e27537","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":2},"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(σ)","model_phase":"SIGMA_D8B"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/r02#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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.0346},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.3,"sigma_method":{"basis":"calibrated","ci95":[1.937758,4.143867],"class":"model_calculated","entry":"model/SM_FORM","floor":3.3,"floor_unit":"J/K/mol-atom","n_pairs":118,"value":3.3},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.0005},"sigma_scatter":null,"unit":"J/mol-atom/K","value_type":"SM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"J/mol-atom/K","unit_basis":"caption","unit_printed":"J/mol f/K","value":-0.692,"value_printed":-0.692},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-Z4GXLV2562.efaf4c","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":2},"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(σ)","model_phase":"SIGMA_D8B"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/r02#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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.00115},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.3,"sigma_method":{"basis":"calibrated","ci95":[1.937758,4.143867],"class":"model_calculated","entry":"model/SM_FORM","floor":3.3,"floor_unit":"J/K/mol-atom","n_pairs":118,"value":3.3},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.0005},"sigma_scatter":null,"unit":"J/mol-atom/K","value_type":"SM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"J/mol-atom/K","unit_basis":"caption","unit_printed":"J/mol a/K","value":-0.023,"value_printed":-0.023},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-IENEGXBQ4W.2a06f8","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":4},"merged_ids":["ORC-IENEGXBQ4W.576e38"],"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(χ)","model_phase":"CHI_A12"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.6771},"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":0.0005},"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":"caption","unit_printed":"kJ/mol a","unit_stored":"J/mol-atom","value":-13.542,"value_printed":-13.542,"value_stored":-13542.0},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":"SM","before":"SM_FORM","evidence":{"printed":"ΔfS","unit":"J/mol-atom/K","value":28.528,"why":"a positive formation entropy above 15 J/K per mole of atoms is not physical for a condensed compound; the value is the absolute (third-law) entropy S298"},"field":"property","gate":"R2","rule":"absolute_entropy_labelled_formation","visual_check":{"checked":"2026-10-24","image_sha256":"60f1711bdeaa76f08d91b3cfee8e1b5b7c833b36e04758d53af0912747b45c1d","page":3,"pdf_sha256_prefix":"07674a521dd9c77a","seen":"Columns headed 'entropy of formation' that print absolute (third-law) entropies: positive values above 15 J/K per mole of atoms, impossible for the formation of a condensed compound from condensed elements.","verdict":"rule_confirmed"}},{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-IENEGXBQ4W.4b90e8","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":4},"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(χ)","model_phase":"CHI_A12"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/r04#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"SM","property_code_before_gates":"SM_FORM","property_group":"heat capacity / entropy / enthalpy","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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":1.4264},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":1.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/S_ABS","floor":1.0,"floor_unit":"J/K/mol","n_pairs":260,"value":1.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.0005},"sigma_scatter":null,"unit":"J/mol-atom/K","value_type":"S_ABS"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"J/mol-atom/K","unit_basis":"caption","unit_printed":"J/mol f/K","value":28.528,"value_printed":28.528},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-IENEGXBQ4W.9efd1d","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":4},"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(χ)","model_phase":"CHI_A12"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/r04#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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.0246},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.3,"sigma_method":{"basis":"calibrated","ci95":[1.937758,4.143867],"class":"model_calculated","entry":"model/SM_FORM","floor":3.3,"floor_unit":"J/K/mol-atom","n_pairs":118,"value":3.3},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.0005},"sigma_scatter":null,"unit":"J/mol-atom/K","value_type":"SM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"J/mol-atom/K","unit_basis":"caption","unit_printed":"J/mol a/K","value":0.492,"value_printed":0.492},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-A2SYWB6OSF.13962f","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":5},"merged_ids":["ORC-A2SYWB6OSF.ee1e61"],"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(χ)","model_phase":"CHI_A12"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.21795},"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":0.0005},"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":"caption","unit_printed":"kJ/mol a","unit_stored":"J/mol-atom","value":4.359,"value_printed":4.359,"value_stored":4359.0},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":"SM","before":"SM_FORM","evidence":{"printed":"ΔfS","unit":"J/mol-atom/K","value":51.029,"why":"a positive formation entropy above 15 J/K per mole of atoms is not physical for a condensed compound; the value is the absolute (third-law) entropy S298"},"field":"property","gate":"R2","rule":"absolute_entropy_labelled_formation","visual_check":{"checked":"2026-10-24","image_sha256":"60f1711bdeaa76f08d91b3cfee8e1b5b7c833b36e04758d53af0912747b45c1d","page":3,"pdf_sha256_prefix":"07674a521dd9c77a","seen":"Columns headed 'entropy of formation' that print absolute (third-law) entropies: positive values above 15 J/K per mole of atoms, impossible for the formation of a condensed compound from condensed elements.","verdict":"rule_confirmed"}},{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-A2SYWB6OSF.2d1b6a","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":5},"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(χ)","model_phase":"CHI_A12"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/r05#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"unstated_assumed","property":"SM","property_code_before_gates":"SM_FORM","property_group":"heat capacity / entropy / enthalpy","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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":2.55145},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":1.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/S_ABS","floor":1.0,"floor_unit":"J/K/mol","n_pairs":260,"value":1.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.0005},"sigma_scatter":null,"unit":"J/mol-atom/K","value_type":"S_ABS"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"J/mol-atom/K","unit_basis":"caption","unit_printed":"J/mol f/K","value":51.029,"value_printed":51.029},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-A2SYWB6OSF.dedd51","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":5},"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(χ)","model_phase":"CHI_A12"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/r05#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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.044},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.3,"sigma_method":{"basis":"calibrated","ci95":[1.937758,4.143867],"class":"model_calculated","entry":"model/SM_FORM","floor":3.3,"floor_unit":"J/K/mol-atom","n_pairs":118,"value":3.3},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"sigma_scatter":null,"unit":"J/mol-atom/K","value_type":"SM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"J/mol-atom/K","unit_basis":"caption","unit_printed":"J/mol a/K","value":0.88,"value_printed":0.88},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-PMML277PUB.61264f","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":6},"merged_ids":["ORC-PMML277PUB.bbd45c"],"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(χ)","model_phase":"CHI_A12"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/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":"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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.52595},"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":0.0005},"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":"caption","unit_printed":"kJ/mol a","unit_stored":"J/mol-atom","value":-10.519,"value_printed":-10.519,"value_stored":-10519.0},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-PMML277PUB.660c36","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":6},"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(χ)","model_phase":"CHI_A12"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/r06#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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.01185},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.3,"sigma_method":{"basis":"calibrated","ci95":[1.937758,4.143867],"class":"model_calculated","entry":"model/SM_FORM","floor":3.3,"floor_unit":"J/K/mol-atom","n_pairs":118,"value":3.3},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.0005},"sigma_scatter":null,"unit":"J/mol-atom/K","value_type":"SM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"J/mol-atom/K","unit_basis":"caption","unit_printed":"J/mol a/K","value":0.237,"value_printed":0.237},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"id":"ORC-PMML277PUB.9b75b8","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3","row":6},"model":"M400ca87c","observation_type":"equilibrium_property","origin":{"basis":"this_work+caption_names_calc_only","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"(χ)","model_phase":"CHI_A12"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p5/tab-3/r06#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":{"NB":{"fixed_state_variables":{"T":298.15},"phase":"BCC_A2"},"RE":{"fixed_state_variables":{"T":298.15},"phase":"HCP_A3"}},"source_system":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_basis":"printed","temperature_printed":"298 K","tool_release":"tools-release-v2.1.18","uncertainty":{"basis":"stated_default","note":"5% default","value":0.68755},"uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":3.3,"sigma_method":{"basis":"calibrated","ci95":[1.937758,4.143867],"class":"model_calculated","entry":"model/SM_FORM","floor":3.3,"floor_unit":"J/K/mol-atom","n_pairs":118,"value":3.3},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.0005},"sigma_scatter":null,"unit":"J/mol-atom/K","value_type":"SM_FORM"}},"sigma_rule":"max(sqrt(max(printed, reading, method)^2 + composition^2 + conversion^2), scatter)"},"unit":"J/mol-atom/K","unit_basis":"caption","unit_printed":"J/mol f/K","value":13.751,"value_printed":13.751},{"chemical_system":"NB-RE","cited_sources":[{"first_author":"Giessen","kind":"experimental","label":"7","reference":"B.C. Giessen, R. Nordheim, N.J. Grant, Trans. Met. Soc. AIME 221 (1961) 1009–1013.","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":15.615,"dx":{"L":0.0177},"model":"NbRe-13Liu.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":4,"fold_lso":1,"id":"ORC-25V73YGVHI","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6","row":2},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:e888029a968eaa92","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phase_compositions":[{"basis":"mole_fraction","composition":{"RE":0.48},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"bcc","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"σ","mapping_confidence":"confirmed","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6/r-unplaced-520b378d#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 -> bcc + σ (eutectic)","type":"eutectic"},"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-3.8-flash"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2740,"temperature_printed":"2740 ± 10","temperature_uncertainty":{"basis":"printed","value":10.0},"tool_release":"v2.1.19n","transition_kind":"eutectic","transition_kind_printed":"eutectic","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"},"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":{"kind":"plus_minus_coverage_not_stated","taken_as":"1 sigma","value":10.0},"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":2740},{"chemical_system":"NB-RE","cited_sources":[{"first_author":"Giessen","kind":"experimental","label":"7","reference":"B.C. Giessen, R. Nordheim, N.J. Grant, Trans. Met. Soc. AIME 221 (1961) 1009–1013.","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"agrees","espei_certified":true,"espei_certified_basis":"pycalphad_invariant_agreement","espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":11.219,"dx":{"L":-0.0098},"model":"NbRe-13Liu.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":4,"fold_lso":1,"id":"ORC-L62WHNUIWH","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6","row":4},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:e888029a968eaa92","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phase_compositions":[{"basis":"mole_fraction","composition":{"RE":0.53},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"χ","mapping_confidence":"confirmed","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"},{"label":"σ","mapping_confidence":"confirmed","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6/r-unplaced-691a4cb5#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 + χ -> σ (peritectic)","type":"peritectic"},"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-3.8-flash"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2843,"temperature_printed":"2843 ± 10","temperature_uncertainty":{"basis":"printed","value":10.0},"tool_release":"v2.1.19n","transition_kind":"peritectic","transition_kind_printed":"peritectic","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"},"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":{"kind":"plus_minus_coverage_not_stated","taken_as":"1 sigma","value":10.0},"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":2843},{"chemical_system":"NB-RE","cited_sources":[{"first_author":"Giessen","kind":"experimental","label":"7","reference":"B.C. Giessen, R. Nordheim, N.J. Grant, Trans. Met. Soc. AIME 221 (1961) 1009–1013.","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"agrees","espei_certified":true,"espei_certified_basis":"pycalphad_invariant_agreement","espei_phase_rule":{"basis":"printed_labels","result":"pass"},"espei_ready":true,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":21.533,"dx":{"L":0.0144},"model":"NbRe-13Liu.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":4,"fold_lso":1,"id":"ORC-7XWYXZW7PP","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6","row":8},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:e888029a968eaa92","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phase_compositions":[{"basis":"mole_fraction","composition":{"RE":0.88},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"χ","mapping_confidence":"confirmed","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"},{"label":"hcp","mapping_confidence":"confirmed","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6/r-unplaced-ab75d80c#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 -> χ + hcp (eutectic)","type":"eutectic"},"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-3.8-flash"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":3004,"temperature_printed":"3004 ± 15","temperature_uncertainty":{"basis":"printed","value":15.0},"tool_release":"v2.1.19n","transition_kind":"eutectic","transition_kind_printed":"eutectic","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"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":15.0,"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":{"kind":"plus_minus_coverage_not_stated","taken_as":"1 sigma","value":15.0},"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":3004},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"model","flags":{"calphad_check":"agrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":-0.385,"dx":{"bcc":0.0019},"model":"NbRe-13Liu.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":4,"fold_lso":1,"id":"ORC-XQIUK4ED5G","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6","row":1},"model":"Mb7ba089a","observation_type":"invariant_reaction","origin":{"basis":"this_work+label_names_calculation","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","measured_in_basis":"reporting_paper_own_value","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phase_compositions":[{"basis":"mole_fraction","composition":{"RE":0.46},"composition_source":"printed","phase":"bcc"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"bcc","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"σ","mapping_confidence":"confirmed","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6/r-unplaced-afa33e9f#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 -> bcc + σ (eutectic)","type":"eutectic"},"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-3.8-flash"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2724,"temperature_printed":"2724","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","transition_kind":"eutectic","transition_kind_printed":"eutectic","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"},"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":0.5},"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":2724},{"chemical_system":"NB-RE","cited_sources":[{"first_author":"Giessen","kind":"experimental","label":"7","reference":"B.C. Giessen, R. Nordheim, N.J. Grant, Trans. Met. Soc. AIME 221 (1961) 1009–1013.","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":20.938,"dx":{"σ":-0.0306},"model":"NbRe-13Liu.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":4,"fold_lso":1,"id":"ORC-ZE5UC6CEE2","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6","row":6},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:e888029a968eaa92","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phase_compositions":[{"basis":"mole_fraction","composition":{"RE":0.54},"composition_source":"printed","phase":"σ"}],"phases":[{"label":"σ","mapping_confidence":"confirmed","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"},{"label":"bcc","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"χ","mapping_confidence":"confirmed","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6/r-unplaced-dffe6079#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":"σ -> bcc + χ (eutectoid)","type":"eutectoid"},"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-3.8-flash"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2460,"temperature_printed":"2460 ± 10","temperature_uncertainty":{"basis":"printed","value":10.0},"tool_release":"v2.1.19n","transition_kind":"eutectoid","transition_kind_printed":"eutectoid","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"},"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":{"kind":"plus_minus_coverage_not_stated","taken_as":"1 sigma","value":10.0},"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":2460},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"model","flags":{"calphad_check":"agrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":-0.781,"dx":{"L":0.0002},"model":"NbRe-13Liu.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":4,"fold_lso":1,"id":"ORC-TH3MP5QHWA","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6","row":3},"model":"Mb7ba089a","observation_type":"invariant_reaction","origin":{"basis":"this_work+label_names_calculation","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","measured_in_basis":"reporting_paper_own_value","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phase_compositions":[{"basis":"mole_fraction","composition":{"RE":0.54},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"χ","mapping_confidence":"confirmed","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"},{"label":"σ","mapping_confidence":"confirmed","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6/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 + χ -> σ (peritectic)","type":"peritectic"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2831,"temperature_printed":"2831","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","transition_kind":"peritectic","transition_kind_printed":"peritectic","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"},"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":0.5},"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":2831},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"model","flags":{"calphad_check":"agrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":1.938,"dx":{"σ":-0.0006},"model":"NbRe-13Liu.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":4,"fold_lso":1,"id":"ORC-ELMWBCFUHN","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6","row":5},"model":"Mb7ba089a","observation_type":"invariant_reaction","origin":{"basis":"this_work+label_names_calculation","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","measured_in_basis":"reporting_paper_own_value","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phase_compositions":[{"basis":"mole_fraction","composition":{"RE":0.57},"composition_source":"printed","phase":"σ"}],"phases":[{"label":"σ","mapping_confidence":"confirmed","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"},{"label":"bcc","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"χ","mapping_confidence":"confirmed","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6/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":"σ -> bcc + χ (eutectoid)","type":"eutectoid"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2441,"temperature_printed":"2441","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","transition_kind":"eutectoid","transition_kind_printed":"eutectoid","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"},"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":0.5},"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":2441},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"model","flags":{"calphad_check":"agrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":-0.467,"dx":{"L":0.0044},"model":"NbRe-13Liu.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":4,"fold_lso":1,"id":"ORC-F3NZHTIXZ3","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6","row":7},"model":"Mb7ba089a","observation_type":"invariant_reaction","origin":{"basis":"this_work+label_names_calculation","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","measured_in_basis":"reporting_paper_own_value","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phase_compositions":[{"basis":"mole_fraction","composition":{"RE":0.87},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"χ","mapping_confidence":"confirmed","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"},{"label":"hcp","mapping_confidence":"confirmed","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2013.02.006/p9/tab-6/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 -> χ + hcp (eutectic)","type":"eutectic"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2982,"temperature_printed":"2982","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","transition_kind":"eutectic","transition_kind_printed":"eutectic","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"},"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":0.5},"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":2982},{"chemical_system":"NB-RE","cited_sources":[{"first_author":"Giessen","kind":"unknown","label":"19","reference":"B.C.Giessen, R.Nordheim, N.J.Grant, The Constitution Diagram Niobium (Columbium)Rhenium, Trans. Met. Soc. AIME. 221 (1961).","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","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":1,"id":"ORC-HHFTH2FIN7","locator":{"ref":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii","row":1},"observation_type":"invariant_reaction","origin":{"basis":"cited_work_before_1980_assumed_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2020.101797","paper_id":"doi:10.1016/j.calphad.2020.101797","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.48},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","model_phase":"LIQUID"},{"label":"bcc","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"σ","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii/r01#invariant_reaction","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":"Liquid ↔ bcc + σ"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2740.0,"temperature_printed":"2740±10","temperature_uncertainty":{"basis":"printed","value":10.0},"tool_release":"v2.1.19p","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"},"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":{"kind":"plus_minus_coverage_not_stated","taken_as":"1 sigma","value":10.0},"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":2740.0},{"chemical_system":"NB-RE","cited_sources":[{"first_author":"Liu","kind":"assessment","label":"7","reference":"X.L.Liu, C.Z.Hargather, Z.K.Liu, First-principles aided thermodynamic modeling of the Nb-Re system, Calphad Comput. Coupling Phase Diagrams Thermochem. (2013). https://doi.org/10.1016/j.calphad.2013.02.006.","status":"resolved","year":"2013"}],"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","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":1,"id":"ORC-33EEZMH2GS","locator":{"ref":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii","row":2},"observation_type":"invariant_reaction","origin":{"basis":"cited_work_title_modelling","class":"computed","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2020.101797","paper_id":"doi:10.1016/j.calphad.2020.101797","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.46},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","model_phase":"LIQUID"},{"label":"bcc","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"σ","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii/r02#invariant_reaction","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":"Liquid ↔ bcc + σ"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2831.0,"temperature_printed":"2831","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19p","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.02,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/X_PHASE","floor":0.02,"floor_unit":"mole fraction","value":0.02},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":50.0,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/T_INVARIANT","floor":50.0,"floor_unit":"K","value":50.0},"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":2831.0},{"chemical_system":"NB-RE","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","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":1,"id":"ORC-BUDBODJQLT","locator":{"ref":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii","row":3},"model":"Mbb8b08dc","observation_type":"invariant_reaction","origin":{"basis":"this_work_uncited_beside_cited_rows+title_modelling","class":"model_value","measured_in":"doi:10.1016/j.calphad.2020.101797","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2020.101797","paper_id":"doi:10.1016/j.calphad.2020.101797","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.456},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","model_phase":"LIQUID"},{"label":"bcc","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"σ","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii/r03#invariant_reaction","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":"Liquid ↔ bcc + σ"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2703.0,"temperature_printed":"2703","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19p","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"},"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":2703.0},{"chemical_system":"NB-RE","cited_sources":[{"first_author":"Giessen","kind":"unknown","label":"19","reference":"B.C.Giessen, R.Nordheim, N.J.Grant, The Constitution Diagram Niobium (Columbium)Rhenium, Trans. Met. Soc. AIME. 221 (1961).","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","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":1,"id":"ORC-6OOI4WDRRE","locator":{"ref":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii","row":4},"observation_type":"invariant_reaction","origin":{"basis":"cited_work_before_1980_assumed_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2020.101797","paper_id":"doi:10.1016/j.calphad.2020.101797","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.88},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","model_phase":"LIQUID"},{"label":"hcp","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"},{"label":"χ","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii/r04#invariant_reaction","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":"Liquid ↔ hcp + χ"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":3004.0,"temperature_printed":"3004±15","temperature_uncertainty":{"basis":"printed","value":15.0},"tool_release":"v2.1.19p","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"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":15.0,"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":{"kind":"plus_minus_coverage_not_stated","taken_as":"1 sigma","value":15.0},"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":3004.0},{"chemical_system":"NB-RE","cited_sources":[{"first_author":"Liu","kind":"assessment","label":"7","reference":"X.L.Liu, C.Z.Hargather, Z.K.Liu, First-principles aided thermodynamic modeling of the Nb-Re system, Calphad Comput. Coupling Phase Diagrams Thermochem. (2013). https://doi.org/10.1016/j.calphad.2013.02.006.","status":"resolved","year":"2013"}],"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","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":1,"id":"ORC-UCHRGRMVDG","locator":{"ref":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii","row":5},"observation_type":"invariant_reaction","origin":{"basis":"cited_work_title_modelling","class":"computed","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2020.101797","paper_id":"doi:10.1016/j.calphad.2020.101797","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.87},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","model_phase":"LIQUID"},{"label":"hcp","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"},{"label":"χ","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii/r05#invariant_reaction","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":"Liquid ↔ hcp + χ"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2982.0,"temperature_printed":"2982","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19p","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.02,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/X_PHASE","floor":0.02,"floor_unit":"mole fraction","value":0.02},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":50.0,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/T_INVARIANT","floor":50.0,"floor_unit":"K","value":50.0},"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":2982.0},{"chemical_system":"NB-RE","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","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":1,"id":"ORC-NW4V5CUWLM","locator":{"ref":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii","row":6},"model":"Mbb8b08dc","observation_type":"invariant_reaction","origin":{"basis":"this_work_uncited_beside_cited_rows+title_modelling","class":"model_value","measured_in":"doi:10.1016/j.calphad.2020.101797","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2020.101797","paper_id":"doi:10.1016/j.calphad.2020.101797","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.861},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","model_phase":"LIQUID"},{"label":"hcp","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"},{"label":"χ","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii/r06#invariant_reaction","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":"Liquid ↔ hcp + χ"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2990.0,"temperature_printed":"2990","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19p","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"},"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":2990.0},{"chemical_system":"NB-RE","cited_sources":[{"first_author":"Giessen","kind":"unknown","label":"19","reference":"B.C.Giessen, R.Nordheim, N.J.Grant, The Constitution Diagram Niobium (Columbium)Rhenium, Trans. Met. Soc. AIME. 221 (1961).","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","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":1,"id":"ORC-6JF6Y3MMIG","locator":{"ref":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii","row":7},"observation_type":"invariant_reaction","origin":{"basis":"cited_work_before_1980_assumed_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2020.101797","paper_id":"doi:10.1016/j.calphad.2020.101797","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.53},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","model_phase":"LIQUID"},{"label":"χ","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"},{"label":"σ","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii/r07#invariant_reaction","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":"Liquid + χ ↔ σ"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2843.0,"temperature_printed":"2843±10","temperature_uncertainty":{"basis":"printed","value":10.0},"tool_release":"v2.1.19p","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"},"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":{"kind":"plus_minus_coverage_not_stated","taken_as":"1 sigma","value":10.0},"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":2843.0},{"chemical_system":"NB-RE","cited_sources":[{"first_author":"Liu","kind":"assessment","label":"7","reference":"X.L.Liu, C.Z.Hargather, Z.K.Liu, First-principles aided thermodynamic modeling of the Nb-Re system, Calphad Comput. Coupling Phase Diagrams Thermochem. (2013). https://doi.org/10.1016/j.calphad.2013.02.006.","status":"resolved","year":"2013"}],"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","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":1,"id":"ORC-5QA7S7J6AF","locator":{"ref":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii","row":8},"observation_type":"invariant_reaction","origin":{"basis":"cited_work_title_modelling","class":"computed","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2020.101797","paper_id":"doi:10.1016/j.calphad.2020.101797","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.54},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","model_phase":"LIQUID"},{"label":"χ","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"},{"label":"σ","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii/r08#invariant_reaction","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":"Liquid + χ ↔ σ"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2831.0,"temperature_printed":"2831","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19p","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.02,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/X_PHASE","floor":0.02,"floor_unit":"mole fraction","value":0.02},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":50.0,"sigma_method":{"basis":"prior","class":"dft","entry":"dft/priors/T_INVARIANT","floor":50.0,"floor_unit":"K","value":50.0},"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":2831.0},{"chemical_system":"NB-RE","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","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":1,"id":"ORC-7QAJT7ZNJT","locator":{"ref":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii","row":9},"model":"Mbb8b08dc","observation_type":"invariant_reaction","origin":{"basis":"this_work_uncited_beside_cited_rows+title_modelling","class":"model_value","measured_in":"doi:10.1016/j.calphad.2020.101797","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2020.101797","paper_id":"doi:10.1016/j.calphad.2020.101797","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.531},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","model_phase":"LIQUID"},{"label":"χ","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"},{"label":"σ","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii/r09#invariant_reaction","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":"Liquid + χ ↔ σ"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2804.0,"temperature_printed":"2804","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19p","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"},"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":2804.0},{"chemical_system":"NB-RE","cited_sources":[{"first_author":"Giessen","kind":"unknown","label":"19","reference":"B.C.Giessen, R.Nordheim, N.J.Grant, The Constitution Diagram Niobium (Columbium)Rhenium, Trans. Met. Soc. AIME. 221 (1961).","status":"resolved","year":"1961"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":["σ","bcc","χ"],"before":["σ","bcc","χ","L"],"evidence":{"dropped":{"L":"from the 'Composition of Liquid at.% Re' column header; σ <-> bcc + χ is solid-state"}},"field":"phases","gate":"G6","rule":"non_phase_labels_dropped_on_page","visual_check":{"checked":"2026-10-24","image_sha256":"a8ca2e778f23047b303318c36fd46106cdf50170ba21f8456b9a22e79e04bc56","page":44,"pdf_sha256_prefix":"582cc2ce1055af06","seen":"Table VIII Nb-Re: σ <-> bcc + χ 2460±10 [19], 2441 [7], 2436 This Work; header T[K], Composition of Liquid at.%Re","verdict":"checked"}}],"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","row_state":"settled","state_fully_specified":false},"fold_lpo":0,"fold_lso":1,"id":"ORC-S2CH6VXKE3","locator":{"ref":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii","row":10},"observation_type":"invariant_reaction","origin":{"basis":"cited_work_before_1980_assumed_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2020.101797","paper_id":"doi:10.1016/j.calphad.2020.101797","phase_compositions":[],"phase_compositions_dropped":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.54},"composition_source":"printed","phase":"L"}],"phases":[{"label":"σ","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"},{"label":"bcc","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"χ","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"}],"phases_dropped":[{"label":"L","reason":"not a phase of the row on the page: from the 'Composition of Liquid at.% Re' column header; σ <-> bcc + χ is solid-state"}],"phases_stored":["σ","bcc","χ","L"],"pid":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii/r10#invariant_reaction","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":"σ ↔ bcc + χ"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2460.0,"temperature_printed":"2460±10","temperature_uncertainty":{"basis":"printed","value":10.0},"tool_release":"v2.1.19p","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":{"kind":"plus_minus_coverage_not_stated","taken_as":"1 sigma","value":10.0},"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":2460.0},{"chemical_system":"NB-RE","cited_sources":[{"first_author":"Liu","kind":"assessment","label":"7","reference":"X.L.Liu, C.Z.Hargather, Z.K.Liu, First-principles aided thermodynamic modeling of the Nb-Re system, Calphad Comput. Coupling Phase Diagrams Thermochem. (2013). https://doi.org/10.1016/j.calphad.2013.02.006.","status":"resolved","year":"2013"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":["σ","bcc","χ"],"before":["σ","bcc","χ","L"],"evidence":{"dropped":{"L":"from the 'Composition of Liquid at.% Re' column header; σ <-> bcc + χ is solid-state"}},"field":"phases","gate":"G6","rule":"non_phase_labels_dropped_on_page","visual_check":{"checked":"2026-10-24","image_sha256":"a8ca2e778f23047b303318c36fd46106cdf50170ba21f8456b9a22e79e04bc56","page":44,"pdf_sha256_prefix":"582cc2ce1055af06","seen":"Table VIII Nb-Re: σ <-> bcc + χ 2460±10 [19], 2441 [7], 2436 This Work; header T[K], Composition of Liquid at.%Re","verdict":"checked"}},{"after":"model","before":"dft","evidence":{"doi":"10.1016/j.calphad.2020.101797","pdf_page":44,"pdf_sha256":"582cc2ce1055af06678f11d68be51a8bcdd6824200ac57a5bbcdb8e25e85638e","rationale":"The 2441 K sigma → bcc + chi reaction is solid-state. A liquid phase and a composition assigned to liquid are inappropriate. This is a thermodynamic-model invariant, even if first-principles energies informed the model. Correct phase/composition associations and the dft evidence label.","report_id":"ORCHID-HR-20261026-v1","sample_number":245},"field":"evidence_class","gate":"HR20261026","rule":"source_adjudicated_human_review","visual_check":{"checked":"2026-10-26; Codex source adjudication, not independent human re-review","image_sha256":"67037df703f4bd0cd578d35e29619c53989d8a14e4eea7dc8b78b3df2a777a50","page":44,"pdf_sha256_prefix":"582cc2ce1055af06","seen":"The 2441 K sigma → bcc + chi reaction is solid-state. A liquid phase and a composition assigned to liquid are inappropriate. This is a thermodynamic-model invariant, even if first-principles energies informed the model. Correct phase/composition associations and the dft evidence label.","verdict":"confirmed"}},{"after":{"basis":"source_adjudicated_human_review_20261026","class":"model_value","own_work_of_paper":false},"before":{"basis":"cited_work_title_modelling","class":"computed","own_work_of_paper":false},"evidence":{"doi":"10.1016/j.calphad.2020.101797","pdf_page":44,"pdf_sha256":"582cc2ce1055af06678f11d68be51a8bcdd6824200ac57a5bbcdb8e25e85638e","rationale":"The 2441 K sigma → bcc + chi reaction is solid-state. A liquid phase and a composition assigned to liquid are inappropriate. This is a thermodynamic-model invariant, even if first-principles energies informed the model. Correct phase/composition associations and the dft evidence label.","report_id":"ORCHID-HR-20261026-v1","sample_number":245},"field":"origin","gate":"HR20261026","rule":"source_adjudicated_human_review","visual_check":{"checked":"2026-10-26; Codex source adjudication, not independent human re-review","image_sha256":"67037df703f4bd0cd578d35e29619c53989d8a14e4eea7dc8b78b3df2a777a50","page":44,"pdf_sha256_prefix":"582cc2ce1055af06","seen":"The 2441 K sigma → bcc + chi reaction is solid-state. A liquid phase and a composition assigned to liquid are inappropriate. This is a thermodynamic-model invariant, even if first-principles energies informed the model. Correct phase/composition associations and the dft evidence label.","verdict":"confirmed"}}],"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","row_state":"settled","specification_gaps":["human_review_correction_requires_downstream_revalidation"],"state_fully_specified":false},"fold_lpo":0,"fold_lso":1,"id":"ORC-IQQB4KEKAF","locator":{"ref":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii","row":11},"observation_type":"invariant_reaction","origin":{"basis":"source_adjudicated_human_review_20261026","class":"model_value","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2020.101797","paper_id":"doi:10.1016/j.calphad.2020.101797","phase_compositions":[],"phase_compositions_dropped":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.57},"composition_source":"printed","phase":"L"}],"phases":[{"label":"σ","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"},{"label":"bcc","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"χ","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"}],"phases_dropped":[{"label":"L","reason":"not a phase of the row on the page: from the 'Composition of Liquid at.% Re' column header; σ <-> bcc + χ is solid-state"}],"phases_stored":["σ","bcc","χ","L"],"pid":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii/r11#invariant_reaction","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":"σ ↔ bcc + χ"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2441.0,"temperature_printed":"2441","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19p","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":2441.0},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":["σ","bcc","χ"],"before":["σ","bcc","χ","L"],"evidence":{"dropped":{"L":"from the 'Composition of Liquid at.% Re' column header; σ <-> bcc + χ is solid-state"}},"field":"phases","gate":"G6","rule":"non_phase_labels_dropped_on_page","visual_check":{"checked":"2026-10-24","image_sha256":"a8ca2e778f23047b303318c36fd46106cdf50170ba21f8456b9a22e79e04bc56","page":44,"pdf_sha256_prefix":"582cc2ce1055af06","seen":"Table VIII Nb-Re: σ <-> bcc + χ 2460±10 [19], 2441 [7], 2436 This Work; header T[K], Composition of Liquid at.%Re","verdict":"checked"}}],"evidence_class":"model","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"review_state":"extracted","row_state":"settled","state_fully_specified":false},"fold_lpo":0,"fold_lso":1,"id":"ORC-XMPUKZ7J46","locator":{"ref":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii","row":12},"model":"Mea9af46f","observation_type":"invariant_reaction","origin":{"basis":"this_work_uncited_beside_cited_rows+title_modelling","class":"model_value","measured_in":"doi:10.1016/j.calphad.2020.101797","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2020.101797","paper_id":"doi:10.1016/j.calphad.2020.101797","phase_compositions":[],"phase_compositions_dropped":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.601},"composition_source":"printed","phase":"L"}],"phases":[{"label":"σ","model_phase":"SIGMA_D8B","pearson_symbol":"tP30","prototype":"CrFe","structure_basis":"mapped_model_phase"},{"label":"bcc","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"χ","model_phase":"CHI_A12","pearson_symbol":"cI58","prototype":"alpha-Mn","structure_basis":"mapped_model_phase"}],"phases_dropped":[{"label":"L","reason":"not a phase of the row on the page: from the 'Composition of Liquid at.% Re' column header; σ <-> bcc + χ is solid-state"}],"phases_stored":["σ","bcc","χ","L"],"pid":"doi:10.1016/j.calphad.2020.101797/p44/tab-viii/r12#invariant_reaction","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":"σ ↔ bcc + χ"},"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-3.8-flash","text_layer"],"record_kind":"invariant_table","source_system":"NB-RE","system":"NB-RE","temperature_K":2436.0,"temperature_printed":"2436","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19p","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":2436.0},{"chemical_system":"NB-RE","citations_printed":["6"],"cited_sources":[{"doi":"10.1016/0022-5088(59)90065-7","first_author":"Knapton","kind":"unknown","label":"6","paper":"doi:10.1016/0022-5088(59)90065-7","reference":"A.G. Knapton, J. Less Common Met. 1 (1959) 480–486.","status":"resolved","year":"1959"}],"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":1,"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-VPUTLLK3BI.7d48f5","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p2/text-03"},"observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","pid":"doi:10.1016/j.calphad.2013.02.006/p2/text-03/s02#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":"He evaluated one eutectic point at 2673 K and 53% Re (Lbcc þs) and a second one at 3003 K and 88% Re (L-χ þhcp).","quote_page":2,"reaction":{"printed":"L-χ þhcp","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":"NB-RE","system":"NB-RE","temperature_K":3003.0,"temperature_printed":"3003 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":3003.0},{"chemical_system":"NB-RE","citations_printed":["6"],"cited_sources":[{"doi":"10.1016/0022-5088(59)90065-7","first_author":"Knapton","kind":"unknown","label":"6","paper":"doi:10.1016/0022-5088(59)90065-7","reference":"A.G. Knapton, J. Less Common Met. 1 (1959) 480–486.","status":"resolved","year":"1959"}],"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_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":1,"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-VPUTLLK3BI.a530b1","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p2/text-03"},"observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","pid":"doi:10.1016/j.calphad.2013.02.006/p2/text-03/s02#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":"He evaluated one eutectic point at 2673 K and 53% Re (Lbcc þs) and a second one at 3003 K and 88% Re (L-χ þhcp).","quote_page":2,"reaction":{"printed":"Lbcc þs","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":"NB-RE","system":"NB-RE","temperature_K":2673.0,"temperature_printed":"2673 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":2673.0},{"chemical_system":"NB-RE","conditions":{"kind":"paper_context_not_extracted","paper":"doi:10.1016/j.calphad.2013.02.006"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","dropped_field_count":2,"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":4,"fold_lso":1,"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-MXJF3UEXOG","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p2/text-03"},"observation_type":"phase_transition","origin":{"attribution_note":"no printed citation: the paper's own statement","class":"experimental","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","pid":"doi:10.1016/j.calphad.2013.02.006/p2/text-03/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":"A peritectic point was found at 2723 K and 57% Re (L þχ-s).","quote_page":2,"reaction":{"printed":"L þχ-s","type":"peritectic"},"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":"NB-RE","system":"NB-RE","temperature_K":2723.0,"temperature_printed":"2723 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"peritectic","transition_kind_printed":"peritectic","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":2723.0},{"chemical_system":"NB-RE","citations_printed":["6"],"cited_sources":[{"doi":"10.1016/0022-5088(59)90065-7","first_author":"Knapton","kind":"unknown","label":"6","paper":"doi:10.1016/0022-5088(59)90065-7","reference":"A.G. Knapton, J. Less Common Met. 1 (1959) 480–486.","status":"resolved","year":"1959"}],"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","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":1,"id":"ORC-YZKCOR6Y7Y","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p2/text-03"},"observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","phases":[{"label":"χ"}],"pid":"doi:10.1016/j.calphad.2013.02.006/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":"Knapton also noted the congruent melting of χ at 3073 K [6].","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":"NB-RE","system":"NB-RE","temperature_K":3073.0,"temperature_printed":"3073 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":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":3073.0},{"chemical_system":"NB-RE","citations_printed":["8"],"cited_sources":[{"doi":"10.1007/bf01472402","first_author":"Savitskii","kind":"unknown","label":"8","paper":"doi:10.1007/bf01472402","reference":"E.M. Savitskii, M.A. Tylkina, K.B. Povarova, Sov. J. At. Energy 7 (1961) 937–940.","status":"resolved","year":"1961"}],"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_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":1,"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-E5LT2WMMSX","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p2/text-03"},"observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","pid":"doi:10.1016/j.calphad.2013.02.006/p2/text-03/s16#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":"A peritectic reaction forming χ, existing from 69.5% to 86.5% Re, was found at 2793 K (L þhcp-χ).","quote_page":2,"reaction":{"printed":"L þhcp-χ","type":"peritectic"},"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":"NB-RE","system":"NB-RE","temperature_K":2793.0,"temperature_printed":"2793 K","tool_release":"release v2 + tools dev copy record build","transition_kind":"peritectic","transition_kind_printed":"peritectic","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":2793.0},{"chemical_system":"NB-RE","conditions":{"kind":"paper_context_not_extracted","paper":"doi:10.1016/j.calphad.2013.02.006"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","dropped_field_count":2,"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":4,"fold_lso":1,"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-L4RMD3CH2C","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p2/text-03"},"observation_type":"phase_transition","origin":{"attribution_note":"no printed citation: the paper's own statement","class":"experimental","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","pid":"doi:10.1016/j.calphad.2013.02.006/p2/text-03/s17#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":"At 2613 K, a eutectic reaction exists with the composition of 50-51% Re (L-bcc þχ).","quote_page":2,"reaction":{"printed":"L-bcc þχ","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":"NB-RE","system":"NB-RE","temperature_K":2613.0,"temperature_printed":"2613 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":2613.0},{"chemical_system":"NB-RE","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":298.15,"before":298.0,"evidence":{"printed":"298 K"},"field":"temperature_K","gate":"G1","rule":"standard_reference_temperature"}],"evidence_class":"model","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":4,"fold_lso":1,"gate_failures":[{"code":"state_phases_missing","detail":"HM_FORM without the phases of its state (compounds_in_quote:0)","effect":"not_accepted","gate":"R3"}],"id":"ORC-7JJ7TKUWMO","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p4/text-47"},"observation_type":"equilibrium_property","origin":{"attribution_note":"no printed citation: the paper's own statement","class":"model_value","measured_in":"doi:10.1016/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","pid":"doi:10.1016/j.calphad.2013.02.006/p4/text-47/s14#equilibrium_property","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"HM_FORM","property_group":"formation","property_printed":"ΔfH","quote":"Table 3 depicts that the ΔfH for χ-(Re)24(Nb)10(Re)24 calculated with the Debye-Grüneisen model at 298 K in this work is -13.542 kJ/mol atom.","quote_page":4,"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":"NB-RE","system":"NB-RE","temperature_K":298.15,"temperature_K_stored":298.0,"temperature_printed":"298 K","tool_release":"release v2 + tools dev copy record build","uncertainty":{"basis":"stated_default","note":"10% placeholder; none printed","value":1.3542},"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":0.0005},"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_stored":"kJ/mol atom","value":-13.542,"value_stored":-13.542},{"chemical_system":"NB-RE","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_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":1,"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-JAISNIMBNX","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p7/text-07"},"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.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","pid":"doi:10.1016/j.calphad.2013.02.006/p7/text-07/s18#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":"Starting on the Nb-rich side of the phase diagram, the present work shows a eutectic at 46% Re at a temperature of 2724 K (Lbcc þs) in close agreement with the reported 48 71% Re and","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":"NB-RE","system":"NB-RE","temperature_K":2724.0,"temperature_printed":"2724 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":2724.0},{"chemical_system":"NB-RE","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_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":4,"fold_lso":1,"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-VDFJ2JDT6I","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.calphad.2013.02.006/p8/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/j.calphad.2013.02.006","own_work_of_paper":true},"paper":"doi:10.1016/j.calphad.2013.02.006","paper_id":"doi:10.1016/j.calphad.2013.02.006","pid":"doi:10.1016/j.calphad.2013.02.006/p8/text-05/s08#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":"Excellent agreement is seen in the Re-rich eutectic at 86% Re and 2982 K (L-χþhcp) when compared to the experimental values of 88 70.5% Re and 3004 715 K [7].","quote_page":8,"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":"NB-RE","system":"NB-RE","temperature_K":2982.0,"temperature_printed":"2982 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":2982.0}],"release":"orchid-literature 2026-10-23 (record store db-v2.1: invariant/general v2.1.19r, text+context fixup-20261022)","system":"NB-RE"}