# Al–Ho system > Al–Ho system: 0 accepted literature values (none) and 2 calculated phase diagram(s) from ORCHID, each value with evidence class, source, page and quote. HTML: https://data.orchid-project.org/systems/AL-HO.html · Markdown: https://data.orchid-project.org/systems/AL-HO.md 0 accepted literature values from 0 paper(s); 2 calculated phase diagram(s). Data: [interactive phase diagram](https://orchid-project.org/phase-diagrams/#AL-HO/AlHo-03Cac-LB.json) · [phases (9)](https://data.orchid-project.org/phases/pages/AL-HO.html) · [papers (bibliography)](https://data.orchid-project.org/bibliography/pages/systems/AL-HO.html) · [Markdown](https://data.orchid-project.org/systems/AL-HO.md) ## Calculated phase diagrams Binary phase diagrams calculated with pycalphad 0.11.2 from the SGTE binary collection (Hallstedt 2025, CC BY 4.0). Evidence class: model. Table: Assessments with a calculated phase diagram | TDB file | Assessment | SHA-256 | Links | |---|---|---|---| | AlHo-03Cac-LB.tdb | G. Cacciamani, S. De Negri, A. Saccone, R. Ferro, Intermetallics, 11, 1135-51(2003). [doi:10.1016/S0966-9795(03)00151-1](https://doi.org/10.1016/S0966-9795%2803%2900151-1) | `1af1b05d2b3627b316737efb77a877e416ee30b97023024805592ad5135ac399` | [viewer](https://orchid-project.org/phase-diagrams/#AL-HO/AlHo-03Cac-LB.json) · [TDB](https://orchid-project.org/data/databases/sgte-binary/AlHo-03Cac-LB.tdb) · [JSON](https://data.orchid-project.org/phase-diagrams/sgte/AlHo-03Cac-LB.json) | | AlHo-13Tok.tdb | T. Tokunaga, H. Kominato, S. Iikubo, H. Ohtani, Mater. Trans. (JIM), 54, 647-55(2013). [doi:10.2320/matertrans.MI201226](https://doi.org/10.2320/matertrans.MI201226) | `c966c95b19c63decd1321e7309b9306be36b810837d5501a019fe9b745b8114b` | [viewer](https://orchid-project.org/phase-diagrams/#AL-HO/AlHo-13Tok.json) · [TDB](https://orchid-project.org/data/databases/sgte-binary/AlHo-13Tok.tdb) · [JSON](https://data.orchid-project.org/phase-diagrams/sgte/AlHo-13Tok.json) | Table: Calculated three-phase invariants (model, mole fraction of the second component) | TDB file | T (K) | Phases at the invariant | |---|---:|---| | AlHo-03Cac-LB.tdb | 1396.15 | C15_LAVES (x(Ho) 0.35504) + ALHO (x(Ho) 0.5) + LIQUID (x(Ho) 0.53258) | | AlHo-03Cac-LB.tdb | 1396.15 | C15_LAVES (x(Ho) 0.35505) + ALHO (x(Ho) 0.5) + LIQUID (x(Ho) 0.53262) | | AlHo-03Cac-LB.tdb | 1365.56 | LIQUID (x(Ho) 0.1299) + AL3HO (x(Ho) 0.25) + C15_LAVES (x(Ho) 0.32263) | | AlHo-03Cac-LB.tdb | 1290.6 | ALHO (x(Ho) 0.5) + AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.60175) | | AlHo-03Cac-LB.tdb | 1290.6 | ALHO (x(Ho) 0.5) + AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.60169) | | AlHo-03Cac-LB.tdb | 1290.6 | ALHO (x(Ho) 0.5) + AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.60189) | | AlHo-03Cac-LB.tdb | 1280.85 | AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.6297) + ALHO2_C37 (x(Ho) 0.66667) | | AlHo-03Cac-LB.tdb | 1280.85 | AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.62947) + ALHO2_C37 (x(Ho) 0.66667) | | AlHo-03Cac-LB.tdb | 1280.85 | AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.62977) + ALHO2_C37 (x(Ho) 0.66667) | | AlHo-03Cac-LB.tdb | 1280.85 | AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.62977) + ALHO2_C37 (x(Ho) 0.66667) | | AlHo-03Cac-LB.tdb | 1229.8 | ALHO2_C37 (x(Ho) 0.66667) + LIQUID (x(Ho) 0.7524) + HCP_A3 (x(Ho) 0.99985) | | AlHo-03Cac-LB.tdb | 1229.8 | ALHO2_C37 (x(Ho) 0.66667) + LIQUID (x(Ho) 0.75244) + HCP_A3 (x(Ho) 0.99985) | | AlHo-03Cac-LB.tdb | 902.16 | FCC_A1 (x(Ho) 0) + LIQUID (x(Ho) 0.03339) + AL3HO (x(Ho) 0.25) | | AlHo-03Cac-LB.tdb | 902.16 | FCC_A1 (x(Ho) 0) + LIQUID (x(Ho) 0.0333) + AL3HO (x(Ho) 0.25) | | AlHo-13Tok.tdb | 1392.78 | C15_LAVES (x(Ho) 0.34895) + ALHO (x(Ho) 0.5) + LIQUID (x(Ho) 0.54512) | | AlHo-13Tok.tdb | 1392.78 | C15_LAVES (x(Ho) 0.34897) + ALHO (x(Ho) 0.5) + LIQUID (x(Ho) 0.54519) | | AlHo-13Tok.tdb | 1363.67 | LIQUID (x(Ho) 0.11534) + AL3HO (x(Ho) 0.25) + C15_LAVES (x(Ho) 0.32173) | | AlHo-13Tok.tdb | 1294.89 | ALHO (x(Ho) 0.5) + AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.61767) | | AlHo-13Tok.tdb | 1294.89 | ALHO (x(Ho) 0.5) + AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.6176) | | AlHo-13Tok.tdb | 1294.89 | ALHO (x(Ho) 0.5) + AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.61779) | | AlHo-13Tok.tdb | 1290.3 | AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.62976) + ALHO2_C37 (x(Ho) 0.66667) | | AlHo-13Tok.tdb | 1290.3 | AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.62967) + ALHO2_C37 (x(Ho) 0.66667) | | AlHo-13Tok.tdb | 1290.3 | AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.62982) + ALHO2_C37 (x(Ho) 0.66667) | | AlHo-13Tok.tdb | 1290.3 | AL2HO3 (x(Ho) 0.6) + LIQUID (x(Ho) 0.62983) + ALHO2_C37 (x(Ho) 0.66667) | | AlHo-13Tok.tdb | 1233.04 | ALHO2_C37 (x(Ho) 0.66667) + LIQUID (x(Ho) 0.76873) + HCP_A3 (x(Ho) 0.99964) | | AlHo-13Tok.tdb | 1233.04 | ALHO2_C37 (x(Ho) 0.66667) + LIQUID (x(Ho) 0.76874) + HCP_A3 (x(Ho) 0.99964) | | AlHo-13Tok.tdb | 922.78 | FCC_A1 (x(Ho) 0) + LIQUID (x(Ho) 0.01382) + AL3HO (x(Ho) 0.25) | | AlHo-13Tok.tdb | 922.78 | FCC_A1 (x(Ho) 0) + LIQUID (x(Ho) 0.01369) + AL3HO (x(Ho) 0.25) | Convex hulls: [Materials Project DFT hull](https://data.orchid-project.org/hulls/dft-mp/AL/AL-HO.json) · [OQMD DFT hull](https://data.orchid-project.org/hulls/dft-oqmd/AL/AL-HO.json) · [CALPHAD hull AlHo-03Cac-LB](https://data.orchid-project.org/hulls/calphad-sgte/AL/AL-HO--AlHo-03Cac-LB.json) ## Please cite - R. Arróyave, J. Saal, D. Shin, ORCHID-Diagrams: calculated binary phase diagrams (version 2026.10), Zenodo (2026). https://doi.org/10.5281/zenodo.23735859 - R. Arróyave, J. Saal, D. Shin, ORCHID-Hulls: binary convex hulls (Materials Project, OQMD, assessed CALPHAD) (version 2026.10), Zenodo (2026). https://doi.org/10.5281/zenodo.23735891 - 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 Also cite B. Hallstedt, The SGTE collection of binary datasets, Calphad 89 (2025) 102833, https://doi.org/10.1016/j.calphad.2025.102833 (CC BY 4.0), and the original assessment named in each file; A. Jain et al., The Materials Project: A materials genome approach to accelerating materials innovation, APL Materials 1 (2013) 011002, https://doi.org/10.1063/1.4812323 (CC BY 4.0); J. E. Saal et al., JOM 65 (2013) 1501, https://doi.org/10.1007/s11837-013-0755-4 and S. Kirklin et al., npj Comput. Mater. 1 (2015) 15010, https://doi.org/10.1038/npjcompumats.2015.10 (CC BY 4.0); the original source of every value you use (paper_citation / paper_doi, and cited_dois for values the paper cites from earlier work). 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. ```bibtex @misc{orchid_phase_diagrams_2026, author = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon}, title = {{ORCHID-Diagrams: calculated binary phase diagrams}}, version = {2026.10}, publisher = {Zenodo}, year = {2026}, doi = {10.5281/zenodo.23735859}, url = {https://doi.org/10.5281/zenodo.23735859} } @misc{orchid_hulls_2026, author = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon}, title = {{ORCHID-Hulls: binary convex hulls (Materials Project, OQMD, assessed CALPHAD)}}, version = {2026.10}, publisher = {Zenodo}, year = {2026}, doi = {10.5281/zenodo.23735891}, url = {https://doi.org/10.5281/zenodo.23735891} } @misc{orchid_data_2026, author = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon}, title = {{ORCHID data: umbrella record of the ORCHID datasets}}, version = {2026.10}, publisher = {Zenodo}, year = {2026}, doi = {10.5281/zenodo.23736065}, url = {https://doi.org/10.5281/zenodo.23736065}, note = {Version 1, machine-extracted} } ``` --- Derived data CC BY 4.0 ([licence](https://creativecommons.org/licenses/by/4.0/)): cite ORCHID ([CITATION.cff](https://data.orchid-project.org/CITATION.cff)) and the original sources. Quotes are short excerpts kept so that each value can be checked; they remain under the publishers' copyright and are not relicensed. Source papers, page images and full text are not redistributed. Field reference: [SCHEMA.md](https://data.orchid-project.org/literature/SCHEMA.md). Machine-readable guide: [llms.txt](https://data.orchid-project.org/llms.txt). Found an error? The report link of a value (Markdown: its id, ORC-..., in the Location column) opens a pre-filled GitHub issue, https://github.com/orchid-calphad/orchid-data/issues/new?template=report-value-error.yml&record_id=\, carrying only the record id, source and value; [how to contribute](https://orchid-project.org/contribute/).