{"artifacts":{"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5":{"artifact":"table","caption":"Experimental and calculated invariant reactions in the Er–Y system.","label":"5","page":4}},"cite_as":{"also_cite":["the original source of every value you use (paper_citation / paper_doi, and cited_dois for values the paper cites from earlier work)"],"bibtex":"@misc{orchid_literature_2026,\n  author    = {Arr{\\'o}yave, Raymundo and Saal, James and Shin, Dongwon},\n  title     = {{ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature}},\n  version   = {2026.10},\n  publisher = {Zenodo},\n  year      = {2026},\n  doi       = {10.5281/zenodo.23735569},\n  url       = {https://doi.org/10.5281/zenodo.23735569},\n  note      = {Version 1, machine-extracted}\n}","dataset":"literature","doi":"10.5281/zenodo.23735569","license":"CC-BY-4.0","part_of":{"bibtex":"@misc{orchid_data_2026,\n  author    = {Arr{\\'o}yave, Raymundo and Saal, James and Shin, Dongwon},\n  title     = {{ORCHID data: umbrella record of the ORCHID datasets}},\n  version   = {2026.10},\n  publisher = {Zenodo},\n  year      = {2026},\n  doi       = {10.5281/zenodo.23736065},\n  url       = {https://doi.org/10.5281/zenodo.23736065},\n  note      = {Version 1, machine-extracted}\n}","doi":"10.5281/zenodo.23736065","text":"R. Arróyave, J. Saal, D. Shin, ORCHID data: umbrella record of the ORCHID datasets (version 2026.10; Version 1, machine-extracted), Zenodo (2026). https://doi.org/10.5281/zenodo.23736065","title":"ORCHID data: umbrella record of the ORCHID datasets","url":"https://doi.org/10.5281/zenodo.23736065"},"release_tag":"v2026.10","status":"Version 1, machine-extracted: values were read by language-model readers constrained to quote their source and checked automatically, and the release was then audited on the printed pages by adversarial audits, an independent second review of fit-facing records and a preliminary human review of a frozen sample. Flags such as accepted and ESPEI-ready record screening results, not certification; known issues are listed in the release notes.","text":"R. Arróyave, J. Saal, D. Shin, ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature (version 2026.10; Version 1, machine-extracted), Zenodo (2026). https://doi.org/10.5281/zenodo.23735569","title":"ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature","url":"https://doi.org/10.5281/zenodo.23735569","version":"2026.10"},"contexts":{},"elements":["ER","Y"],"licence":"CC BY 4.0 (ORCHID data; quotes are short excerpts kept for verification, the publishers' copyright, not relicensed)","models":{"M4a34b854":{"catalog_entry":{"license":"CC BY 4.0","name":"ErY-10Wan.tdb","source_url":"https://doi.org/10.1016/j.calphad.2025.102833","tier":"bundled"},"link_basis":"reporting_paper_own_model","model_citation":"J. Alloys Compd., 490, 145-49(2010).","model_doi":"10.1016/j.jallcom.2009.10.039","reproduced_by_calculation":true,"tdb":"ErY-10Wan.tdb","tdb_path":"databases/sgte-binary/ErY-10Wan.tdb","tdb_sha256":"adbc82c63e3d7fd58f0d2d9b363c035f7b3efa27b71693a69aff4b4ec1e50427"},"Mf02d1018":{"catalog_entry":{"license":"CC BY 4.0","name":"ErY-10Wan.tdb","source_url":"https://doi.org/10.1016/j.calphad.2025.102833","tier":"bundled"},"link_basis":"reporting_paper_own_model","model_citation":"J. Alloys Compd., 490, 145-49(2010).","model_doi":"10.1016/j.jallcom.2009.10.039","reproduced_by_calculation":false,"tdb":"ErY-10Wan.tdb","tdb_path":"databases/sgte-binary/ErY-10Wan.tdb","tdb_sha256":"adbc82c63e3d7fd58f0d2d9b363c035f7b3efa27b71693a69aff4b4ec1e50427"}},"note":"records[].locator.ref -> artifacts; records[].model -> models (full records: orchid-literature.jsonl.gz)","papers":{"doi:10.1007/bf02880324":{"citation":"K.A. Gschneidner Jr., F.W. Calderwood, Bull. Alloy Phase Diagrams 4 (1) (1983) 77–78.","doi":"10.1007/bf02880324","doi_url":"https://doi.org/10.1007/bf02880324","id":"doi:10.1007/bf02880324","kind":"cited_work","metadata_source":"printed_reference","roles":["cited_source"],"source_kinds":["cited_work"]},"doi:10.1016/0022-5088(73)90126-4":{"authors":["F.H. Spedding","B. Sanden","B.J. Beaudry"],"citation":"F.H. Spedding, B. Sanden, B.J. Beaudry, The ErY, TbHo, TbEr, DyHo, DyEr and HoEr phase systems, Journal of the Less Common Metals 31, 1-13 (1973).","container":"Journal of the Less Common Metals","doi":"10.1016/0022-5088(73)90126-4","doi_url":"https://doi.org/10.1016/0022-5088(73)90126-4","id":"doi:10.1016/0022-5088(73)90126-4","kind":"cited_work","metadata_source":"crossref","roles":["cited_source"],"source_kinds":["cited_work"],"title":"The ErY, TbHo, TbEr, DyHo, DyEr and HoEr phase systems","year":1973},"doi:10.1016/j.jallcom.2009.10.039":{"authors":["S.L. Wang","C.P. Wang","X.J. Liu","A.T. Tang","F.S. Pan","K. Ishida"],"citation":"S.L. Wang, C.P. Wang, X.J. Liu, A.T. Tang, F.S. Pan, K. Ishida, Thermodynamic assessments of the Ag–Er and Er–Y systems, Journal of Alloys and Compounds 490, 145-149 (2010).","container":"Journal of Alloys and Compounds","doi":"10.1016/j.jallcom.2009.10.039","doi_url":"https://doi.org/10.1016/j.jallcom.2009.10.039","id":"doi:10.1016/j.jallcom.2009.10.039","kind":"corpus_paper","metadata_source":"crossref","pdf_sha256_prefix":"23037c80f9a94d6f","roles":["reporting_paper"],"source_kinds":["journal_article"],"title":"Thermodynamic assessments of the Ag–Er and Er–Y systems","year":2010},"ref:3b705bf2d5f75887":{"citation":"I.A. Markova, V.F. Terekhova, E.M. Savitskii, Zh. Neorg. Khim. 9 (1964) 2034–2036, TR: Russ. J. Inorg. Chem. 9 (1964) 1098–1100.","id":"ref:3b705bf2d5f75887","kind":"cited_work","metadata_source":"printed_reference","roles":["cited_source"],"source_kinds":["cited_work"],"year":1964}},"part":1,"parts":1,"records":[{"chemical_system":"ER-Y","cited_sources":[{"first_author":"Markova","kind":"unknown","label":"13","reference":"I.A. Markova, V.F. Terekhova, E.M. Savitskii, Zh. Neorg. Khim. 9 (1964) 2034–2036, TR: Russ. J. Inorg. Chem. 9 (1964) 1098–1100.","status":"resolved","year":"1964"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"agrees","espei_certified":false,"espei_ready":false,"espei_ready_before_gates":true,"extraction_accepted":true,"gate_failures":["reaction_liquid_count_inconsistent_as_printed"],"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":-6.788,"dx":{},"model":"ErY-10Wan.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":4,"gate_failures":[{"code":"reaction_liquid_count_inconsistent_as_printed","detail":"eutectoid with 1 liquid phase(s); the page prints it so","effect":"not_espei_ready","gate":"G6","visual_check":{"checked":"2026-10-24","image_sha256":"3faaedc3fe5eae18dad68bf04d34cde162325bed90480e6788758974d2663534","page":4,"pdf_sha256_prefix":"23037c80f9a94d6f","seen":"Table 5 Er–Y: 'L+(Er, αY)↔βY' Reaction type 'Eutectoid'; T(°C) 1500 [13], 1507 [14], 1507 [15], 1506.8 This work.","verdict":"checked"}}],"id":"ORC-B32FD2ETQJ","locator":{"ref":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5","row":9},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:3b705bf2d5f75887","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1016/j.jallcom.2009.10.039","paper_id":"doi:10.1016/j.jallcom.2009.10.039","phase_compositions":[{"basis":"mole_fraction","composition":{"Y":0.5},"composition_source":"formula_nominal","phase":"(Er, αY)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Er, αY)","mapping_confidence":"proposed","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"},{"label":"βY","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5/r05#invariant","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","reaction":{"printed":"L + (Er, αY) -> βY","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":"ER-Y","system":"ER-Y","temperature_K":1773.15,"temperature_printed":"1500","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":0.05,"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":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"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":1773.15},{"chemical_system":"ER-Y","cited_sources":[{"doi":"10.1016/0022-5088(73)90126-4","first_author":"Spedding","kind":"experimental","label":"14","paper":"doi:10.1016/0022-5088(73)90126-4","reference":"F.H. Spedding, B. Sanden, B.J. Beaudry, J. Less-Common Met. 31 (1973) 1–13.","status":"resolved","year":"1973"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"agrees","espei_certified":false,"espei_ready":false,"espei_ready_before_gates":true,"extraction_accepted":true,"gate_failures":["reaction_liquid_count_inconsistent_as_printed"],"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":0.212,"dx":{"L":-0.0031},"model":"ErY-10Wan.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":4,"gate_failures":[{"code":"reaction_liquid_count_inconsistent_as_printed","detail":"eutectoid with 1 liquid phase(s); the page prints it so","effect":"not_espei_ready","gate":"G6","visual_check":{"checked":"2026-10-24","image_sha256":"3faaedc3fe5eae18dad68bf04d34cde162325bed90480e6788758974d2663534","page":4,"pdf_sha256_prefix":"23037c80f9a94d6f","seen":"Table 5 Er–Y: 'L+(Er, αY)↔βY' Reaction type 'Eutectoid'; T(°C) 1500 [13], 1507 [14], 1507 [15], 1506.8 This work.","verdict":"checked"}}],"id":"ORC-QA2VNESS65","locator":{"ref":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5","row":10},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(73)90126-4","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1016/j.jallcom.2009.10.039","paper_id":"doi:10.1016/j.jallcom.2009.10.039","phase_compositions":[{"basis":"mole_fraction","composition":{"Y":0.47},"composition_source":"printed","phase":"L"},{"basis":"mole_fraction","composition":{"Y":0.5},"composition_source":"formula_nominal","phase":"(Er, αY)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Er, αY)","mapping_confidence":"proposed","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"},{"label":"βY","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5/r06#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 + (Er, αY) -> βY","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":"ER-Y","system":"ER-Y","temperature_K":1780.15,"temperature_printed":"1507","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":0.011,"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":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"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":1780.15},{"chemical_system":"ER-Y","cited_sources":[{"doi":"10.1007/bf02880324","first_author":"Gschneidner","kind":"assessment","label":"15","paper":"doi:10.1007/bf02880324","reference":"K.A. Gschneidner Jr., F.W. Calderwood, Bull. Alloy Phase Diagrams 4 (1) (1983) 77–78.","status":"resolved","year":"1983"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"agrees","espei_certified":false,"espei_ready":false,"espei_ready_before_gates":true,"extraction_accepted":true,"gate_failures":["reaction_liquid_count_inconsistent_as_printed"],"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":0.212,"dx":{"L":-0.0031},"model":"ErY-10Wan.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":4,"gate_failures":[{"code":"reaction_liquid_count_inconsistent_as_printed","detail":"eutectoid with 1 liquid phase(s); the page prints it so","effect":"not_espei_ready","gate":"G6","visual_check":{"checked":"2026-10-24","image_sha256":"3faaedc3fe5eae18dad68bf04d34cde162325bed90480e6788758974d2663534","page":4,"pdf_sha256_prefix":"23037c80f9a94d6f","seen":"Table 5 Er–Y: 'L+(Er, αY)↔βY' Reaction type 'Eutectoid'; T(°C) 1500 [13], 1507 [14], 1507 [15], 1506.8 This work.","verdict":"checked"}}],"id":"ORC-VDELAGSAJ6","locator":{"ref":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5","row":11},"observation_type":"invariant_reaction","origin":{"basis":"printed_source_experimental_via_assessment","class":"experimental","measured_in":"doi:10.1007/bf02880324","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1016/j.jallcom.2009.10.039","paper_id":"doi:10.1016/j.jallcom.2009.10.039","phase_compositions":[{"basis":"mole_fraction","composition":{"Y":0.47},"composition_source":"printed","phase":"L"},{"basis":"mole_fraction","composition":{"Y":0.5},"composition_source":"formula_nominal","phase":"(Er, αY)"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Er, αY)","mapping_confidence":"proposed","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"},{"label":"βY","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5/r07#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 + (Er, αY) -> βY","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":"ER-Y","system":"ER-Y","temperature_K":1780.15,"temperature_printed":"1507","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":0.011,"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":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"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":1780.15},{"chemical_system":"ER-Y","conditions":{"kind":"not_applicable_own_calculation"},"evidence_class":"model","flags":{"calphad_check":"agrees","espei_certified":false,"espei_ready":false,"extraction_accepted":true,"gate_failures":["reaction_liquid_count_inconsistent_as_printed"],"plausibility":{"calculation":"pycalphad binary topology (computed invariant)","dT_K":0.012,"dx":{"(Er, αY)":0.0,"L":-0.0,"βY":-0.0001},"model":"ErY-10Wan.tdb","result":"pass","tolerance":{"dT_K":25.0,"dx":0.05}},"review_state":"extracted","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":4,"gate_failures":[{"code":"reaction_liquid_count_inconsistent_as_printed","detail":"eutectoid with 1 liquid phase(s); the page prints it so","effect":"not_espei_ready","gate":"G6","visual_check":{"checked":"2026-10-24","image_sha256":"3faaedc3fe5eae18dad68bf04d34cde162325bed90480e6788758974d2663534","page":4,"pdf_sha256_prefix":"23037c80f9a94d6f","seen":"Table 5 Er–Y: 'L+(Er, αY)↔βY' Reaction type 'Eutectoid'; T(°C) 1500 [13], 1507 [14], 1507 [15], 1506.8 This work.","verdict":"checked"}}],"id":"ORC-NSI5ECRXNW","locator":{"ref":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5","row":12},"model":"M4a34b854","observation_type":"invariant_reaction","origin":{"basis":"this_work+paper_text_states_calculated","class":"model_value","measured_in":"doi:10.1016/j.jallcom.2009.10.039","measured_in_basis":"reporting_paper_own_value","own_work_of_paper":true},"paper":"doi:10.1016/j.jallcom.2009.10.039","paper_id":"doi:10.1016/j.jallcom.2009.10.039","phase_compositions":[{"basis":"mole_fraction","composition":{"Y":0.4731},"composition_source":"printed","phase":"L"},{"basis":"mole_fraction","composition":{"Y":0.4688},"composition_source":"printed","phase":"(Er, αY)"},{"basis":"mole_fraction","composition":{"Y":0.4729},"composition_source":"printed","phase":"βY"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Er, αY)","mapping_confidence":"proposed","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"},{"label":"βY","mapping_confidence":"confirmed","model_phase":"BCC_A2","pearson_symbol":"cI2","prototype":"W","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5/r08#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 + (Er, αY) -> βY","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":"ER-Y","system":"ER-Y","temperature_K":1779.95,"temperature_printed":"1506.8","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":5e-05},"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":0.005},"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":1779.95},{"chemical_system":"ER-Y","cited_sources":[{"first_author":"Markova","kind":"unknown","label":"13","reference":"I.A. Markova, V.F. Terekhova, E.M. Savitskii, Zh. Neorg. Khim. 9 (1964) 2034–2036, TR: Russ. J. Inorg. Chem. 9 (1964) 1098–1100.","status":"resolved","year":"1964"}],"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","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":4,"id":"ORC-M6I26I33U4","locator":{"ref":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5","row":13},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"ref:3b705bf2d5f75887","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1016/j.jallcom.2009.10.039","paper_id":"doi:10.1016/j.jallcom.2009.10.039","phase_compositions":[{"basis":"mole_fraction","composition":{"Y":0.0},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Er)","mapping_confidence":"rule","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5/r09#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","reaction":{"printed":"L -> (Er)","type":"congruent melting"},"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":"ER-Y","system":"ER-Y","temperature_K":1763.15,"temperature_printed":"1490","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","transition_kind":"congruent melting","transition_kind_printed":"Melting","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":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":0.005},"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":1763.15},{"chemical_system":"ER-Y","cited_sources":[{"doi":"10.1016/0022-5088(73)90126-4","first_author":"Spedding","kind":"experimental","label":"14","paper":"doi:10.1016/0022-5088(73)90126-4","reference":"F.H. Spedding, B. Sanden, B.J. Beaudry, J. Less-Common Met. 31 (1973) 1–13.","status":"resolved","year":"1973"}],"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","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":4,"id":"ORC-7BXRFHC6GC","locator":{"ref":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5","row":14},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental","class":"experimental","measured_in":"doi:10.1016/0022-5088(73)90126-4","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1016/j.jallcom.2009.10.039","paper_id":"doi:10.1016/j.jallcom.2009.10.039","phase_compositions":[{"basis":"mole_fraction","composition":{"Y":0.0},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Er)","mapping_confidence":"rule","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5/r10#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","reaction":{"printed":"L -> (Er)","type":"congruent melting"},"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":"ER-Y","system":"ER-Y","temperature_K":1802.15,"temperature_printed":"1529","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","transition_kind":"congruent melting","transition_kind_printed":"Melting","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":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":0.005},"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":1802.15},{"chemical_system":"ER-Y","cited_sources":[{"doi":"10.1007/bf02880324","first_author":"Gschneidner","kind":"assessment","label":"15","paper":"doi:10.1007/bf02880324","reference":"K.A. Gschneidner Jr., F.W. Calderwood, Bull. Alloy Phase Diagrams 4 (1) (1983) 77–78.","status":"resolved","year":"1983"}],"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","row_state":"settled","state_fully_specified":true},"fold_lpo":0,"fold_lso":4,"id":"ORC-GSC5DMMG7Y","locator":{"ref":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5","row":15},"observation_type":"phase_transition","origin":{"basis":"printed_source_experimental_via_assessment","class":"experimental","measured_in":"doi:10.1007/bf02880324","measured_in_basis":"cited_work","own_work_of_paper":false},"paper":"doi:10.1016/j.jallcom.2009.10.039","paper_id":"doi:10.1016/j.jallcom.2009.10.039","phase_compositions":[{"basis":"mole_fraction","composition":{"Y":0.0},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Er)","mapping_confidence":"rule","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5/r11#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","reaction":{"printed":"L -> (Er)","type":"congruent melting"},"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":"ER-Y","system":"ER-Y","temperature_K":1802.15,"temperature_printed":"1529","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","transition_kind":"congruent melting","transition_kind_printed":"Melting","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":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":0.005},"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":1802.15},{"chemical_system":"ER-Y","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":4,"id":"ORC-P3AAUXOKGO","locator":{"ref":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5","row":16},"model":"Mf02d1018","observation_type":"phase_transition","origin":{"basis":"this_work+paper_text_states_calculated","class":"model_value","measured_in":"doi:10.1016/j.jallcom.2009.10.039","measured_in_basis":"reporting_paper_own_value","own_work_of_paper":true},"paper":"doi:10.1016/j.jallcom.2009.10.039","paper_id":"doi:10.1016/j.jallcom.2009.10.039","phase_compositions":[{"basis":"mole_fraction","composition":{"Y":0.0},"composition_source":"printed","phase":"L"}],"phases":[{"label":"L","mapping_confidence":"confirmed","model_phase":"LIQUID"},{"label":"(Er)","mapping_confidence":"rule","model_phase":"HCP_A3","pearson_symbol":"hP2","prototype":"Mg","structure_basis":"mapped_model_phase"}],"pid":"doi:10.1016/j.jallcom.2009.10.039/p4/tab-5/r12#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","reaction":{"printed":"L -> (Er)","type":"congruent melting"},"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":"ER-Y","system":"ER-Y","temperature_K":1802.15,"temperature_printed":"1529","temperature_uncertainty":{"basis":"stated_default","value":2.0},"tool_release":"v2.1.19n","transition_kind":"congruent melting","transition_kind_printed":"Melting","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"composition":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":0.05,"sigma_method":{"basis":"calibrated","ci95":[0.004448,0.004448],"class":"model_calculated","entry":"model/X_PHASE","floor":0.005,"floor_unit":"mole fraction","n_pairs":16730,"value":0.005},"sigma_printed":null,"sigma_reading":{"basis":"last_stored_digit","value":0.05},"sigma_scatter":null,"unit":"mole fraction","value_type":"X_PHASE"},"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":10.0,"sigma_method":{"basis":"prior","ci95":null,"class":"model_calculated","entry":"model/T_TRANSITION","floor":10.0,"floor_unit":"K","n_pairs":129,"value":10.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"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":1802.15}],"release":"orchid-literature 2026-10-23 (record store db-v2.1: invariant/general v2.1.19r, text+context fixup-20261022)","system":"ER-Y"}