{"artifacts":{"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5":{"artifact":"table","caption":"Experimental and calculated values on the invariant reactions in the Re–U system.","label":"5","page":9}},"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":["RE","U"],"licence":"CC BY 4.0 (ORCHID data; quotes are short excerpts kept for verification, the publishers' copyright, not relicensed)","models":{"Md10f58d7":{"catalog_entry":{"license":"CC BY 4.0","name":"ReU-11Ber.tdb","source_url":"https://doi.org/10.1016/j.calphad.2025.102833","tier":"bundled"},"link_basis":"reporting_paper_own_model","model_citation":"J. Nucl. Mater., 411, 131-43(2011).","model_doi":"10.1016/j.jnucmat.2011.01.043","reproduced_by_calculation":false,"tdb":"ReU-11Ber.tdb","tdb_path":"databases/sgte-binary/ReU-11Ber.tdb","tdb_sha256":"a43b5b0bf7f000263789e30a923536396660cf13d7c5d01b600c438fffb4d8b8"},"Me61d601e":{"catalog_entry":{"license":"CC BY 4.0","name":"ReU-11Ber.tdb","source_url":"https://doi.org/10.1016/j.calphad.2025.102833","tier":"bundled"},"link_basis":"reporting_paper_own_model","model_citation":"J. Nucl. Mater., 411, 131-43(2011).","model_doi":"10.1016/j.jnucmat.2011.01.043","reproduced_by_calculation":true,"tdb":"ReU-11Ber.tdb","tdb_path":"databases/sgte-binary/ReU-11Ber.tdb","tdb_sha256":"a43b5b0bf7f000263789e30a923536396660cf13d7c5d01b600c438fffb4d8b8"}},"note":"records[].locator.ref -> artifacts; records[].model -> models (full records: orchid-literature.jsonl.gz)","papers":{"doi:10.1016/0022-3115(77)90078-2":{"authors":["S.P. Garg","R.J. Ackermann"],"citation":"S.P. Garg, R.J. Ackermann, The high temperature phase diagrams for Th-Mo, Th-Re, U-Mo, and U-Re; derived thermodynamic properties of refractory metal solutes in liquid thorium and uranium, Journal of Nuclear Materials 64, 265-274 (1977).","container":"Journal of Nuclear Materials","doi":"10.1016/0022-3115(77)90078-2","doi_url":"https://doi.org/10.1016/0022-3115(77)90078-2","id":"doi:10.1016/0022-3115(77)90078-2","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"The high temperature phase diagrams for Th-Mo, Th-Re, U-Mo, and U-Re; derived thermodynamic properties of refractory metal solutes in liquid thorium and uranium","year":1977},"doi:10.1016/0022-3115(94)90381-6":{"authors":["Richard E. Mason","Mohamed S. El-Genk"],"citation":"Richard E. Mason, Mohamed S. El-Genk, Experimental investigation of the ruthenium-uranium and rhenium-uranium binary systems, Journal of Nuclear Materials 217, 304-321 (1994).","container":"Journal of Nuclear Materials","doi":"10.1016/0022-3115(94)90381-6","doi_url":"https://doi.org/10.1016/0022-3115(94)90381-6","id":"doi:10.1016/0022-3115(94)90381-6","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"Experimental investigation of the ruthenium-uranium and rhenium-uranium binary systems","year":1994},"doi:10.1016/0022-5088(63)90059-6":{"authors":["R.J. Jackson","D.E. Williams","W.L. Larsen"],"citation":"R.J. Jackson, D.E. Williams, W.L. Larsen, The uraniumrhenium alloy system, Journal of the Less Common Metals 5, 443-461 (1963).","container":"Journal of the Less Common Metals","doi":"10.1016/0022-5088(63)90059-6","doi_url":"https://doi.org/10.1016/0022-5088(63)90059-6","id":"doi:10.1016/0022-5088(63)90059-6","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"The uraniumrhenium alloy system","year":1963},"doi:10.1016/j.jnucmat.2011.01.043":{"authors":["A. Berche","N. Dupin","C. Guéneau","C. Rado","B. Sundman","J.C. Dumas"],"citation":"A. Berche, N. Dupin, C. Guéneau, C. Rado, B. Sundman, J.C. Dumas, Calphad thermodynamic description of some binary systems involving U, Journal of Nuclear Materials 411, 131-143 (2011).","container":"Journal of Nuclear Materials","doi":"10.1016/j.jnucmat.2011.01.043","doi_url":"https://doi.org/10.1016/j.jnucmat.2011.01.043","id":"doi:10.1016/j.jnucmat.2011.01.043","kind":"corpus_paper","metadata_source":"crossref","pdf_sha256_prefix":"e8c35347021ccf10","roles":["cited_source","reporting_paper"],"source_kinds":["journal_article"],"title":"Calphad thermodynamic description of some binary systems involving U","year":2011}},"part":1,"parts":1,"records":[{"chemical_system":"RE-U","cited_sources":[{"doi":"10.1016/0022-5088(63)90059-6","first_author":"Jackson","kind":"unknown","label":"42","paper":"doi:10.1016/0022-5088(63)90059-6","reference":"R.J. Jackson, D. Williams, W.L. Larsen, J. Less-Common Met. 5 (1963) 443–461.","status":"resolved","year":"1963"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"ORTHORHOMBIC_A20","before":"TETRAGONAL_U","evidence":{"label":"α-U","release":"phase-label-check 2026-10-24 (audit round 2, A2 class 1)"},"field":"phases.model_phase","gate":"PL","rule":"element_polymorph_contradicts_model"}],"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":true},"fold_lpo":2,"fold_lso":3,"id":"ORC-MJXVCGIYFX","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":1},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.007},"composition_source":"printed","phase":"β-U"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.015},"composition_source":"printed","phase":"α-U"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.333},"composition_source":"printed","phase":"U2Re"}],"phases":[{"label":"β-U","model_phase":"TETRAGONAL_U"},{"label":"α-U","model_phase":"ORTHORHOMBIC_A20","model_phase_basis":"terminal_model_from_sublattices_and_polymorph","model_phase_rejected":{"model_phase":"TETRAGONAL_U","reason":"element_polymorph_contradicts_model"},"pearson_symbol":"oC4","prototype":"alpha-U","structure_basis":"mapped_model_phase"},{"label":"U2Re","model_phase":"REU2","pearson_symbol":"?","prototype":"(ReU2)","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/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":"β-U -> α-U + U2Re"},"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":"RE-U","system":"RE-U","temperature_K":916.0,"temperature_printed":"916 ± 3","temperature_uncertainty":{"basis":"printed","value":3.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"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":3.0},"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":916.0},{"chemical_system":"RE-U","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":"ORTHORHOMBIC_A20","before":"TETRAGONAL_U","evidence":{"label":"α-U","release":"phase-label-check 2026-10-24 (audit round 2, A2 class 1)"},"field":"phases.model_phase","gate":"PL","rule":"element_polymorph_contradicts_model"}],"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":2,"fold_lso":3,"id":"ORC-C2CUOLIUSS","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":2},"model":"Md10f58d7","observation_type":"invariant_reaction","origin":{"basis":"this_work+paper_text_states_calculated","class":"model_value","measured_in":"doi:10.1016/j.jnucmat.2011.01.043","own_work_of_paper":true},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.012},"composition_source":"printed","phase":"β-U"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.0},"composition_source":"printed","phase":"α-U"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.333},"composition_source":"printed","phase":"U2Re"}],"phases":[{"label":"β-U","model_phase":"TETRAGONAL_U"},{"label":"α-U","model_phase":"ORTHORHOMBIC_A20","model_phase_basis":"terminal_model_from_sublattices_and_polymorph","model_phase_rejected":{"model_phase":"TETRAGONAL_U","reason":"element_polymorph_contradicts_model"},"pearson_symbol":"oC4","prototype":"alpha-U","structure_basis":"mapped_model_phase"},{"label":"U2Re","model_phase":"REU2","pearson_symbol":"?","prototype":"(ReU2)","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/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":"β-U -> α-U + U2Re"},"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":"RE-U","system":"RE-U","temperature_K":910.0,"temperature_printed":"910","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"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":910.0},{"chemical_system":"RE-U","cited_sources":[{"doi":"10.1016/0022-5088(63)90059-6","first_author":"Jackson","kind":"unknown","label":"42","paper":"doi:10.1016/0022-5088(63)90059-6","reference":"R.J. Jackson, D. Williams, W.L. Larsen, J. Less-Common Met. 5 (1963) 443–461.","status":"resolved","year":"1963"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"BCC_A2","before":"TETRAGONAL_U","evidence":{"label":"γ-U","release":"phase-label-check 2026-10-24 (audit round 2, A2 class 1)"},"field":"phases.model_phase","gate":"PL","rule":"element_polymorph_contradicts_model"}],"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":true},"fold_lpo":2,"fold_lso":3,"id":"ORC-BGN4TTHSTA","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":3},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.08},"composition_source":"printed","phase":"γ-U"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.038},"composition_source":"printed","phase":"β-U"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.333},"composition_source":"printed","phase":"U2Re"}],"phases":[{"label":"γ-U","model_phase":"BCC_A2","model_phase_basis":"terminal_model_from_sublattices_and_polymorph","model_phase_rejected":{"model_phase":"TETRAGONAL_U","reason":"element_polymorph_contradicts_model"},"pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"β-U","model_phase":"TETRAGONAL_U"},{"label":"U2Re","model_phase":"REU2","pearson_symbol":"?","prototype":"(ReU2)","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/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":"γ-U -> β-U + U2Re"},"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":"RE-U","system":"RE-U","temperature_K":954.0,"temperature_printed":"954 ± 3","temperature_uncertainty":{"basis":"printed","value":3.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"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":3.0},"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":954.0},{"chemical_system":"RE-U","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":"BCC_A2","before":"TETRAGONAL_U","evidence":{"label":"γ-U","release":"phase-label-check 2026-10-24 (audit round 2, A2 class 1)"},"field":"phases.model_phase","gate":"PL","rule":"element_polymorph_contradicts_model"}],"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":2,"fold_lso":3,"id":"ORC-KLWOCGQW4Q","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":4},"model":"Md10f58d7","observation_type":"invariant_reaction","origin":{"basis":"this_work+paper_text_states_calculated","class":"model_value","measured_in":"doi:10.1016/j.jnucmat.2011.01.043","own_work_of_paper":true},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.056},"composition_source":"printed","phase":"γ-U"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.018},"composition_source":"printed","phase":"β-U"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.333},"composition_source":"printed","phase":"U2Re"}],"phases":[{"label":"γ-U","model_phase":"BCC_A2","model_phase_basis":"terminal_model_from_sublattices_and_polymorph","model_phase_rejected":{"model_phase":"TETRAGONAL_U","reason":"element_polymorph_contradicts_model"},"pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"β-U","model_phase":"TETRAGONAL_U"},{"label":"U2Re","model_phase":"REU2","pearson_symbol":"?","prototype":"(ReU2)","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/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":"γ-U -> β-U + U2Re"},"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":"RE-U","system":"RE-U","temperature_K":960.0,"temperature_printed":"960","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"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":960.0},{"chemical_system":"RE-U","cited_sources":[{"doi":"10.1016/0022-5088(63)90059-6","first_author":"Jackson","kind":"unknown","label":"42","paper":"doi:10.1016/0022-5088(63)90059-6","reference":"R.J. Jackson, D. Williams, W.L. Larsen, J. Less-Common Met. 5 (1963) 443–461.","status":"resolved","year":"1963"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"BCC_A2","before":"TETRAGONAL_U","evidence":{"label":"γ-U","release":"phase-label-check 2026-10-24 (audit round 2, A2 class 1)"},"field":"phases.model_phase","gate":"PL","rule":"element_polymorph_contradicts_model"}],"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":2,"fold_lso":3,"id":"ORC-TVCS3DWRGV","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":5},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.088},"composition_source":"printed","phase":"γ-U"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.667},"composition_source":"printed","phase":"URe2"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.333},"composition_source":"printed","phase":"U2Re"}],"phases":[{"label":"γ-U","model_phase":"BCC_A2","model_phase_basis":"terminal_model_from_sublattices_and_polymorph","model_phase_rejected":{"model_phase":"TETRAGONAL_U","reason":"element_polymorph_contradicts_model"},"pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"},{"label":"U2Re","model_phase":"REU2","pearson_symbol":"?","prototype":"(ReU2)","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/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":"γ-U + URe2 -> U2Re"},"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":"RE-U","system":"RE-U","temperature_K":1023.0,"temperature_printed":"1023","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"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":1023.0},{"chemical_system":"RE-U","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":"BCC_A2","before":"TETRAGONAL_U","evidence":{"label":"γ-U","release":"phase-label-check 2026-10-24 (audit round 2, A2 class 1)"},"field":"phases.model_phase","gate":"PL","rule":"element_polymorph_contradicts_model"}],"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":2,"fold_lso":3,"id":"ORC-XOVBQTRWCI","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":6},"model":"Md10f58d7","observation_type":"invariant_reaction","origin":{"basis":"this_work+paper_text_states_calculated","class":"model_value","measured_in":"doi:10.1016/j.jnucmat.2011.01.043","own_work_of_paper":true},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.083},"composition_source":"printed","phase":"γ-U"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.667},"composition_source":"printed","phase":"URe2"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.333},"composition_source":"printed","phase":"U2Re"}],"phases":[{"label":"γ-U","model_phase":"BCC_A2","model_phase_basis":"terminal_model_from_sublattices_and_polymorph","model_phase_rejected":{"model_phase":"TETRAGONAL_U","reason":"element_polymorph_contradicts_model"},"pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"},{"label":"U2Re","model_phase":"REU2","pearson_symbol":"?","prototype":"(ReU2)","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/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":"γ-U + URe2 -> U2Re"},"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":"RE-U","system":"RE-U","temperature_K":1020.0,"temperature_printed":"1020","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"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":1020.0},{"chemical_system":"RE-U","cited_sources":[{"doi":"10.1016/0022-5088(63)90059-6","first_author":"Jackson","kind":"unknown","label":"42","paper":"doi:10.1016/0022-5088(63)90059-6","reference":"R.J. Jackson, D. Williams, W.L. Larsen, J. Less-Common Met. 5 (1963) 443–461.","status":"resolved","year":"1963"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"BCC_A2","before":"TETRAGONAL_U","evidence":{"label":"γ-U","release":"phase-label-check 2026-10-24 (audit round 2, A2 class 1)"},"field":"phases.model_phase","gate":"PL","rule":"element_polymorph_contradicts_model"}],"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":2,"fold_lso":3,"id":"ORC-VLE2XX7BJ7","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":7},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.13},"composition_source":"printed","phase":"Liquid"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.666667,"U":0.333333},"composition_source":"stoichiometric_model_phase","phase":"URe2"}],"phases":[{"label":"Liquid","model_phase":"LIQUID"},{"label":"γ-U","model_phase":"BCC_A2","model_phase_basis":"terminal_model_from_sublattices_and_polymorph","model_phase_rejected":{"model_phase":"TETRAGONAL_U","reason":"element_polymorph_contradicts_model"},"pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/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 -> γ-U + URe2","type":"eutectic","type_basis":"derived_from_printed_reaction"},"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":"RE-U","system":"RE-U","temperature_K":1378.0,"temperature_printed":"1378 ± 5","temperature_uncertainty":{"basis":"printed","value":5.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-07},"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":5.0},"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":1378.0},{"chemical_system":"RE-U","cited_sources":[{"doi":"10.1016/0022-3115(77)90078-2","first_author":"Garg","kind":"unknown","label":"33","paper":"doi:10.1016/0022-3115(77)90078-2","reference":"S.P. Garg, R.J. Ackermann, J. Nucl. Mater. 64 (1977) 265–274.","status":"resolved","year":"1977"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"BCC_A2","before":"TETRAGONAL_U","evidence":{"label":"γ-U","release":"phase-label-check 2026-10-24 (audit round 2, A2 class 1)"},"field":"phases.model_phase","gate":"PL","rule":"element_polymorph_contradicts_model"}],"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":2,"fold_lso":3,"id":"ORC-NFAOKED7B2","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":8},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-3115(77)90078-2","own_work_of_paper":false},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.175},"composition_source":"printed","phase":"Liquid"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.1},"composition_source":"printed","phase":"γ-U"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.667},"composition_source":"printed","phase":"URe2"}],"phases":[{"label":"Liquid","model_phase":"LIQUID"},{"label":"γ-U","model_phase":"BCC_A2","model_phase_basis":"terminal_model_from_sublattices_and_polymorph","model_phase_rejected":{"model_phase":"TETRAGONAL_U","reason":"element_polymorph_contradicts_model"},"pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/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 -> γ-U + URe2","type":"eutectic","type_basis":"derived_from_printed_reaction"},"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":"RE-U","system":"RE-U","temperature_K":1385.0,"temperature_printed":"1385 ± 2","temperature_uncertainty":{"basis":"printed","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"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":2.0},"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":1385.0},{"chemical_system":"RE-U","cited_sources":[{"first_author":"Chandrasekharaiah","kind":"unknown","label":"29","reference":"M.S. Chandrasekharaiah, S.R. Dharwadhkar, D. Das, Z. Metallkd. 77 (8) (1986) 509.","status":"resolved","year":"1986"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"corrections":[{"after":"BCC_A2","before":"TETRAGONAL_U","evidence":{"label":"γ-U","release":"phase-label-check 2026-10-24 (audit round 2, A2 class 1)"},"field":"phases.model_phase","gate":"PL","rule":"element_polymorph_contradicts_model"}],"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":2,"fold_lso":3,"id":"ORC-DFI5QRETJM","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":9},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction","composition":{"RE":0.666667,"U":0.333333},"composition_source":"stoichiometric_model_phase","phase":"URe2"}],"phases":[{"label":"Liquid","model_phase":"LIQUID"},{"label":"γ-U","model_phase":"BCC_A2","model_phase_basis":"terminal_model_from_sublattices_and_polymorph","model_phase_rejected":{"model_phase":"TETRAGONAL_U","reason":"element_polymorph_contradicts_model"},"pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/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 -> γ-U + URe2","type":"eutectic","type_basis":"derived_from_printed_reaction"},"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":"RE-U","system":"RE-U","temperature_K":1391.0,"temperature_printed":"1391","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-07},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.05},"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":1391.0},{"chemical_system":"RE-U","conditions":{"kind":"not_applicable_own_calculation"},"corrections":[{"after":"BCC_A2","before":"TETRAGONAL_U","evidence":{"label":"γ-U","release":"phase-label-check 2026-10-24 (audit round 2, A2 class 1)"},"field":"phases.model_phase","gate":"PL","rule":"element_polymorph_contradicts_model"}],"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":2,"fold_lso":3,"id":"ORC-RAS7KXWCUK","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":10},"model":"Md10f58d7","observation_type":"invariant_reaction","origin":{"basis":"this_work+paper_text_states_calculated","class":"model_value","measured_in":"doi:10.1016/j.jnucmat.2011.01.043","own_work_of_paper":true},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.142},"composition_source":"printed","phase":"Liquid"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.113},"composition_source":"printed","phase":"γ-U"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.667},"composition_source":"printed","phase":"URe2"}],"phases":[{"label":"Liquid","model_phase":"LIQUID"},{"label":"γ-U","model_phase":"BCC_A2","model_phase_basis":"terminal_model_from_sublattices_and_polymorph","model_phase_rejected":{"model_phase":"TETRAGONAL_U","reason":"element_polymorph_contradicts_model"},"pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/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":"Liquid -> γ-U + URe2","type":"eutectic","type_basis":"derived_from_printed_reaction"},"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":"RE-U","system":"RE-U","temperature_K":1380.0,"temperature_printed":"1380","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"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":1380.0},{"chemical_system":"RE-U","cited_sources":[{"doi":"10.1016/0022-5088(63)90059-6","first_author":"Jackson","kind":"unknown","label":"42","paper":"doi:10.1016/0022-5088(63)90059-6","reference":"R.J. Jackson, D. Williams, W.L. Larsen, J. Less-Common Met. 5 (1963) 443–461.","status":"resolved","year":"1963"}],"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":2,"fold_lso":3,"id":"ORC-PVQSCCUU2Y","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":11},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.71},"composition_source":"printed","phase":"Liquid"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.995},"composition_source":"printed","phase":"(Re)"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.667},"composition_source":"printed","phase":"URe2"}],"phases":[{"label":"Liquid","model_phase":"LIQUID"},{"label":"(Re)","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/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":"Liquid -> (Re) + URe2","type":"eutectic","type_basis":"derived_from_printed_reaction"},"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":"RE-U","system":"RE-U","temperature_K":2378.0,"temperature_printed":"2378 ± 40","temperature_uncertainty":{"basis":"printed","value":40.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":40.0,"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":40.0},"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":2378.0},{"chemical_system":"RE-U","cited_sources":[{"doi":"10.1016/0022-3115(77)90078-2","first_author":"Garg","kind":"unknown","label":"33","paper":"doi:10.1016/0022-3115(77)90078-2","reference":"S.P. Garg, R.J. Ackermann, J. Nucl. Mater. 64 (1977) 265–274.","status":"resolved","year":"1977"}],"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":2,"fold_lso":3,"id":"ORC-YANJP5SUD7","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":12},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-3115(77)90078-2","own_work_of_paper":false},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.71},"composition_source":"printed","phase":"Liquid"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.666667,"U":0.333333},"composition_source":"stoichiometric_model_phase","phase":"URe2"}],"phases":[{"label":"Liquid","model_phase":"LIQUID"},{"label":"(Re)","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/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":"Liquid -> (Re) + URe2","type":"eutectic","type_basis":"derived_from_printed_reaction"},"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":"RE-U","system":"RE-U","temperature_K":2432.0,"temperature_printed":"2432 ± 5","temperature_uncertainty":{"basis":"printed","value":5.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-07},"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":5.0},"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":2432.0},{"chemical_system":"RE-U","cited_sources":[{"first_author":"Chandrasekharaiah","kind":"unknown","label":"29","reference":"M.S. Chandrasekharaiah, S.R. Dharwadhkar, D. Das, Z. Metallkd. 77 (8) (1986) 509.","status":"resolved","year":"1986"}],"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":2,"fold_lso":3,"id":"ORC-JXKQ4GBQQ2","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":13},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.71},"composition_source":"printed","phase":"URe2"}],"phases":[{"label":"Liquid","model_phase":"LIQUID"},{"label":"(Re)","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/r13#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 -> (Re) + URe2","type":"eutectic","type_basis":"derived_from_printed_reaction"},"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":"RE-U","system":"RE-U","temperature_K":2433.0,"temperature_printed":"2433 ± 2","temperature_uncertainty":{"basis":"printed","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":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":2.0},"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":2433.0},{"chemical_system":"RE-U","cited_sources":[{"doi":"10.1016/0022-3115(94)90381-6","first_author":"Mason","kind":"unknown","label":"43","paper":"doi:10.1016/0022-3115(94)90381-6","reference":"R.E. Mason, M.S. El-Genk, J. Nucl. Mater. 217 (3) (1994) 304–321.","status":"resolved","year":"1994"}],"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":2,"fold_lso":3,"id":"ORC-GHBRCIGJUK","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":14},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction","composition":{"RE":0.666667,"U":0.333333},"composition_source":"stoichiometric_model_phase","phase":"URe2"}],"phases":[{"label":"Liquid","model_phase":"LIQUID"},{"label":"(Re)","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/r14#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 -> (Re) + URe2","type":"eutectic","type_basis":"derived_from_printed_reaction"},"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":"RE-U","system":"RE-U","temperature_K":2415.0,"temperature_printed":"2415 ± 20","temperature_uncertainty":{"basis":"printed","value":20.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":5e-07},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":20.0,"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":20.0},"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":2415.0},{"chemical_system":"RE-U","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":2,"fold_lso":3,"id":"ORC-6MFDRHGWB6","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":15},"model":"Me61d601e","observation_type":"invariant_reaction","origin":{"basis":"this_work+paper_text_states_calculated","class":"model_value","measured_in":"doi:10.1016/j.jnucmat.2011.01.043","own_work_of_paper":true},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.754},"composition_source":"printed","phase":"Liquid"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.996},"composition_source":"printed","phase":"(Re)"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.667},"composition_source":"printed","phase":"URe2"}],"phases":[{"label":"Liquid","model_phase":"LIQUID"},{"label":"(Re)","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/r15#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 -> (Re) + URe2","type":"eutectic","type_basis":"derived_from_printed_reaction"},"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":"RE-U","system":"RE-U","temperature_K":2452.0,"temperature_printed":"2452","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"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":2452.0},{"chemical_system":"RE-U","cited_sources":[{"doi":"10.1016/0022-5088(63)90059-6","first_author":"Jackson","kind":"unknown","label":"42","paper":"doi:10.1016/0022-5088(63)90059-6","reference":"R.J. Jackson, D. Williams, W.L. Larsen, J. Less-Common Met. 5 (1963) 443–461.","status":"resolved","year":"1963"}],"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":2,"fold_lso":3,"id":"ORC-JHIPZ2NWT7","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":16},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.667},"composition_source":"printed","phase":"Liquid"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.667},"composition_source":"printed","phase":"URe2"}],"phases":[{"label":"Liquid","model_phase":"LIQUID"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/r16#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 -> URe2","type":"congruent melting","type_basis":"derived_from_printed_reaction"},"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":"RE-U","system":"RE-U","temperature_K":2473.0,"temperature_printed":"2473 ± 5","temperature_uncertainty":{"basis":"printed","value":5.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.011,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.0005},"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":5.0},"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":2473.0},{"chemical_system":"RE-U","cited_sources":[{"first_author":"Chandrasekharaiah","kind":"unknown","label":"29","reference":"M.S. Chandrasekharaiah, S.R. Dharwadhkar, D. Das, Z. Metallkd. 77 (8) (1986) 509.","status":"resolved","year":"1986"}],"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":2,"fold_lso":3,"id":"ORC-VRTVQQX3TF","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":17},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.7},"composition_source":"printed","phase":"Liquid"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.7},"composition_source":"printed","phase":"URe2"}],"phases":[{"label":"Liquid","model_phase":"LIQUID"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/r17#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 -> URe2","type":"congruent melting","type_basis":"derived_from_printed_reaction"},"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":"RE-U","system":"RE-U","temperature_K":2480.0,"temperature_printed":"2480 ± 2","temperature_uncertainty":{"basis":"printed","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.010484,0.011532],"class":"unknown","entry":"value_types/X_PHASE/classes/unknown","floor":0.011,"floor_unit":"mole fraction","n_pairs":3014,"value":0.011},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":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":2.0},"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":2480.0},{"chemical_system":"RE-U","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":2,"fold_lso":3,"id":"ORC-OCRJ2W44GE","locator":{"ref":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5","row":18},"model":"Md10f58d7","observation_type":"invariant_reaction","origin":{"basis":"this_work+paper_text_states_calculated","class":"model_value","measured_in":"doi:10.1016/j.jnucmat.2011.01.043","own_work_of_paper":true},"paper":"doi:10.1016/j.jnucmat.2011.01.043","paper_id":"doi:10.1016/j.jnucmat.2011.01.043","phase_compositions":[{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.667},"composition_source":"printed","phase":"Liquid"},{"basis":"mole_fraction (converted from atomic percent)","composition":{"RE":0.667},"composition_source":"printed","phase":"URe2"}],"phases":[{"label":"Liquid","model_phase":"LIQUID"},{"label":"URe2","model_phase":"RE2U","pearson_symbol":"hP12","prototype":"MgZn2","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jnucmat.2011.01.043/p9/tab-5/r18#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 -> URe2","type":"congruent melting","type_basis":"derived_from_printed_reaction"},"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":"RE-U","system":"RE-U","temperature_K":2499.0,"temperature_printed":"2499","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.005,"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":2499.0}],"release":"orchid-literature 2026-10-23 (record store db-v2.1: invariant/general v2.1.19r, text+context fixup-20261022)","system":"RE-U"}