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A 8 (1977) 239–244.","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_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":1,"fold_lso":0,"gate_failures":[{"code":"state_phases_missing","detail":"INVARIANT_TEMPERATURE without the phases of its state (reactions_in_quote:1)","effect":"not_accepted","gate":"R3"}],"id":"ORC-55G5U52PKV","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.mtla.2020.100701/p2/text-10"},"observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.mtla.2020.100701","paper_id":"doi:10.1016/j.mtla.2020.100701","pid":"doi:10.1016/j.mtla.2020.100701/p2/text-10/s07#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"INVARIANT_TEMPERATURE","property_group":"invariant reaction","quote":"At the Zr-rich side, liquid will eutectically decompose into a mixture of Mo2 Zr and bcc via the reaction \"liquid = Mo2 Zr + Zr (bcc)\" at around 1551 °C [21].","quote_page":2,"reaction":{"printed":"liquid = Mo2 Zr + Zr (bcc)","type":"eutectic"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"MO-ZR","system":"MO-ZR","temperature_K":1824.15,"temperature_printed":"1551 °C","tool_release":"release v2 + tools dev copy record build","transition_kind":"eutectic","transition_kind_printed":"eutectic","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":11.0,"sigma_method":{"basis":"calibrated","ci95":[9.435209,10.483565],"class":"unknown","entry":"value_types/T_INVARIANT/classes/unknown","floor":11.0,"floor_unit":"K","n_pairs":4912,"value":11.0},"sigma_printed":null,"sigma_reading":{"basis":"last_printed_digit","value":0.005},"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":1824.15},{"chemical_system":"MO-ZR","citations_printed":["22"],"cited_sources":[{"first_author":"Domagala","kind":"unknown","label":"22","reference":"R.F. Domagala, D.J. McPherson, M. Hansen, Systems zirconium-molybdenum and zirconium-wolfram, Trans. AIME 197 (1953) 73–79.","status":"resolved","year":"1953"}],"conditions":{"kind":"cited_source","note":"conditions in the cited source"},"evidence_class":"experimental","flags":{"calphad_check":"not_available","espei_certified":false,"espei_ready":false,"extraction_accepted":false,"gate_failures":["state_phases_missing"],"review_state":"extracted","second_reader":"done","value_in_quote":true},"fold_lpo":1,"fold_lso":0,"gate_failures":[{"code":"state_phases_missing","detail":"TRANSITION_TEMPERATURE without the phases of its state (not_a_single_phase_transition)","effect":"not_accepted","gate":"R3"}],"id":"ORC-BR5X5RRQLG","link_rule":"quote verbatim on one page/passage + printed value inside quote","locator":{"ref":"doi:10.1016/j.mtla.2020.100701/p2/text-10"},"observation_type":"phase_transition","origin":{"class":"experimental","own_work_of_paper":false},"paper":"doi:10.1016/j.mtla.2020.100701","paper_id":"doi:10.1016/j.mtla.2020.100701","pid":"doi:10.1016/j.mtla.2020.100701/p2/text-10/s08#phase_transition","pressure_Pa":101325,"pressure_basis":"assumed_default_1_atm_not_printed","pressure_basis_stored":"stated_default_1_atm","property":"TRANSITION_TEMPERATURE","property_group":"phase transition","quote":"The third invariant reaction is the eutectoid reaction \"Zr (bcc) = Mo2 Zr + Zr (hcp)\" that occurs at around 780 °C [22].","quote_page":2,"reaction":{"printed":"Zr (bcc) = Mo2 Zr + Zr (hcp)","type":"other"},"reader_agreement":"multi_reader","reader_agreement_basis":"derived_from_readers","reader_agreement_label":"confirmed (two or more readers)","reader_tier":"preliminary_flash","readers":["claude-opus-5.5","gemini-3.8-flash"],"record_kind":"running_text","source_system":"MO-ZR","system":"MO-ZR","temperature_K":1053.15,"temperature_printed":"780 °C","tool_release":"release v2 + tools dev copy record build","transition_kind":"other","transition_kind_printed":"other","uncertainty_budget":{"calibration":"orchid-uncertainty-calibration 2026-10-24 (audit round 2) sha256 6a2b5a92b0ec","quantities":{"value":{"sigma_composition":null,"sigma_conversion":null,"sigma_effective":16.0,"sigma_method":{"basis":"calibrated","ci95":[10.483565,26.208913],"class":"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":1053.15},{"chemical_system":"MO-ZR","citations_printed":["1970Zak","1977Gar","1984Pri","2000Bha"],"cited_sources":[{"first_author":"Zakharov","kind":"unknown","label":"1970Zak","reference":"A.M. Zakharov, V.G. Parshikov, and Yu.A. Belyi: “Solubility of Zirconium in Molybdenum in the Solid State,” Izvestya Vyssh. Uchebn. Zaved., Tsvetn.. Metall., 1970, 13(5), pp. 126-29 (in Russian).","status":"resolved","year":"1970"},{"doi":"10.1007/bf02661635","first_author":"Garg","kind":"unknown","label":"1977Gar","paper":"doi:10.1007/bf02661635","reference":"S.P. Garg and R.J. Ackermann: “The High Temperature Phase Diagrams for Zirconium-Molybdenum and HafniumMolybdenum,” Metall. Trans. A, 1977, 8A, pp. 239-44.","status":"resolved","year":"1977"},{"first_author":"Prima","kind":"unknown","label":"1984Pri","reference":"S.B. Prima: Diagramy Sostoyania v Materialovedenie, Nauk. dumka, Kiev, USSR 1984, pp. 30-37 (in Russian).","status":"resolved","year":"1984"},{"first_author":"Bhatt","kind":"unknown","label":"2000Bha","reference":"Y.J. Bhatt, Lalit Kumar, R.V. Patil, G.B. Kale, and S.P. Garg: “Diffusion Studies in HF-Mo, Zr-Mo, Cr-Nb, Cr-Ta and the Th-Re Systems Above 1900 K,” J. Alloys Compd., 2000, 302, pp. 177-86. 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