Ga–Ni system

19 accepted literature values from 1 paper(s) (experimental 10, model 9); 2 calculated phase diagram(s).

Data: JSON · CSV · interactive explorer · interactive phase diagram · phases (16) · papers (bibliography) · Markdown

Accepted values by evidence class
Evidence class	Values
experimental	10
model	9

Accepted values by property group
Property group	Values
formation	19

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.

Assessments with a calculated phase diagram
TDB file	Assessment	SHA-256	Links
GaNi-15Cao.tdb	Z.-M. Cao, X. Shi, W. Xie, I. Ohnuma, K. Ishida, Z.-Y. Qiao, Rare Met., 34, 864-72(2015). doi:10.1007/s12598-014-0365-5	`51e5dcd730ebe85b4f0863935847216d71525c6bce99d7567d71da39046d531e`	viewer · TDB · JSON
GaNi-99Gro.tdb	J. Groebner, R. Wenzel, G.G. Fischer, R. Schmid-Fetzer, J. Phase Equilib., 20, 615-25(1999). doi:10.1361/105497199770340608	`d9d13119777dc6185bafa20dc47a967a2d4a980ae42fbeeda2dab782cac469ec`	viewer · TDB · JSON

Calculated three-phase invariants (model, mole fraction of the second component)
TDB file	T (K)	Phases at the invariant
GaNi-15Cao.tdb	1475.42	GANI_B2 (x(Ni) 0.68782) + LIQUID (x(Ni) 0.69643) + L12_FCC (x(Ni) 0.73084)
GaNi-15Cao.tdb	1237	LIQUID (x(Ni) 0.28033) + GA3NI2_D513 (x(Ni) 0.4) + GANI_B2 (x(Ni) 0.4293)
GaNi-15Cao.tdb	1212.15	GANI_B2 (x(Ni) 0.62599) + GA2NI3_B82 (x(Ni) 0.64261) + L12_FCC (x(Ni) 0.71082)
GaNi-15Cao.tdb	1070	GANI_B2 (x(Ni) 0.56645) + GA9NI13 (x(Ni) 0.59091) + GA2NI3_B82 (x(Ni) 0.6319)
GaNi-15Cao.tdb	999.83	GA2NI3_B82 (x(Ni) 0.6425) + GA3NI5 (x(Ni) 0.65016) + L12_FCC (x(Ni) 0.72864)
GaNi-15Cao.tdb	985.74	GA9NI13 (x(Ni) 0.59091) + GA3NI5 (x(Ni) 0.63157) + GA2NI3_B82 (x(Ni) 0.63234)
GaNi-15Cao.tdb	837.01	GA3NI2_D513 (x(Ni) 0.4) + GA4NI3 (x(Ni) 0.42857) + GANI_B2 (x(Ni) 0.48017)
GaNi-15Cao.tdb	661.01	LIQUID (x(Ni) 0.0174) + GA7NI3_D8F (x(Ni) 0.3) + GA3NI2_D513 (x(Ni) 0.4)
GaNi-15Cao.tdb	661.01	LIQUID (x(Ni) 0.01729) + GA7NI3_D8F (x(Ni) 0.3) + GA3NI2_D513 (x(Ni) 0.4)
GaNi-15Cao.tdb	306.06	GA3NI2_D513 (x(Ni) 0.4) + GA4NI3 (x(Ni) 0.42857) + GANI_B2 (x(Ni) 0.49918)
GaNi-15Cao.tdb	302.91	ORTHORHOMBIC_A11 (x(Ni) 0) + LIQUID (x(Ni) 0) + GA7NI3_D8F (x(Ni) 0.3)
GaNi-99Gro.tdb	1492.13	LIQUID (x(Ni) 0.73343) + GANI3_L12 (x(Ni) 0.75) + FCC_A1 (x(Ni) 0.78634)
GaNi-99Gro.tdb	1492.13	LIQUID (x(Ni) 0.73367) + GANI3_L12 (x(Ni) 0.75) + FCC_A1 (x(Ni) 0.78656)
GaNi-99Gro.tdb	1479.7	GANI_B2 (x(Ni) 0.70011) + LIQUID (x(Ni) 0.70702) + GANI3_L12 (x(Ni) 0.75)
GaNi-99Gro.tdb	1479.7	GANI_B2 (x(Ni) 0.70039) + LIQUID (x(Ni) 0.70727) + GANI3_L12 (x(Ni) 0.75)
GaNi-99Gro.tdb	1224.84	LIQUID (x(Ni) 0.32968) + GA3NI2_D513 (x(Ni) 0.4) + GANI_B2 (x(Ni) 0.49943)
GaNi-99Gro.tdb	1221.23	GA2NI3 (x(Ni) 0.6) + GANI_B2 (x(Ni) 0.61765) + GANI3_L12 (x(Ni) 0.75)
GaNi-99Gro.tdb	1221.23	GA2NI3 (x(Ni) 0.6) + GANI_B2 (x(Ni) 0.61745) + GANI3_L12 (x(Ni) 0.75)
GaNi-99Gro.tdb	1011.21	GA2NI3 (x(Ni) 0.6) + GA3NI5 (x(Ni) 0.625) + GANI3_L12 (x(Ni) 0.75)
GaNi-99Gro.tdb	816.33	GA3NI2_D513 (x(Ni) 0.4) + GA4NI3 (x(Ni) 0.42857) + GANI_B2 (x(Ni) 0.49973)
GaNi-99Gro.tdb	636.66	LIQUID (x(Ni) 0.15624) + GA4NI (x(Ni) 0.2) + GA3NI2_D513 (x(Ni) 0.4)
GaNi-99Gro.tdb	636.66	LIQUID (x(Ni) 0.15631) + GA4NI (x(Ni) 0.2) + GA3NI2_D513 (x(Ni) 0.4)
GaNi-99Gro.tdb	636.66	LIQUID (x(Ni) 0.1562) + GA4NI (x(Ni) 0.2) + GA3NI2_D513 (x(Ni) 0.4)
GaNi-99Gro.tdb	308.62	GA4NI (x(Ni) 0.2) + GA3NI2_D513 (x(Ni) 0.4) + GA4NI3 (x(Ni) 0.42857)
GaNi-99Gro.tdb	302.71	ORTHORHOMBIC_A11 (x(Ni) 0) + LIQUID (x(Ni) 0.0014) + GA4NI (x(Ni) 0.2)
GaNi-99Gro.tdb	302.71	ORTHORHOMBIC_A11 (x(Ni) 0) + LIQUID (x(Ni) 0.0014) + GA4NI (x(Ni) 0.2)

Convex hulls: Materials Project DFT hull · OQMD DFT hull · CALPHAD hull GaNi-99Gro

Formation enthalpies

Literature values in kJ/mol-atom where the per-atom basis is known. DFT columns: the lowest-energy entry at the same composition (Materials Project 2026.04.13, OQMD v1.8; different energy references, never averaged), from dft_parity.json.

Enthalpies of formation, Ga–Ni system (19)
Phase	Compound	Value	T (K)	Class	MP DFT (kJ/mol-atom)	OQMD DFT (kJ/mol-atom)	Source	Location
Ni2Ga3	Ga3Ni2	-45 kJ/mol-atom	300	experimental	-39.404 (mp-aaaaaqwj)	-40.189 (oqmd-17266)	[1] Gröbner 1999 cites Martosudirjo 1976 doi	Table 1, p. 2, row 16 report
Ni2Ga3	Ga3Ni2	-33.6 kJ/mol-atom	298.15	model	-39.404 (mp-aaaaaqwj)	-40.189 (oqmd-17266)	[1] Gröbner 1999	Table 1, p. 2, row 17 report
Ni3Ga	GaNi3	-33 kJ/mol-atom	1223	experimental	-28.068 (mp-aaaaabfj)	-28.704 (oqmd-30308)	[1] Gröbner 1999 cites Katayama 1973	Table 1, p. 2, row 4 report
Ni3Ga	GaNi3	-28 kJ/mol-atom	298.15	experimental	-28.068 (mp-aaaaabfj)	-28.704 (oqmd-30308)	[1] Gröbner 1999 cites Predel 1999	Table 1, p. 2, row 3 report
Ni3Ga	GaNi3	-27.8 kJ/mol-atom	298.15	model	-28.068 (mp-aaaaabfj)	-28.704 (oqmd-30308)	[1] Gröbner 1999	Table 1, p. 2, row 2 report
Ni3Ga	GaNi3	-23 kJ/mol-atom	300	experimental	-28.068 (mp-aaaaabfj)	-28.704 (oqmd-30308)	[1] Gröbner 1999 cites Martosudirjo 1976 doi	Table 1, p. 2, row 1 report
Ni3Ga2	Ga2Ni3	-37.2 kJ/mol-atom	298.15	model		-35.157 (oqmd-1797427)	[1] Gröbner 1999	Table 1, p. 2, row 8 report
Ni3Ga2	Ga2Ni3	-36 kJ/mol-atom	300	experimental		-35.157 (oqmd-1797427)	[1] Gröbner 1999 cites Martosudirjo 1976 doi	Table 1, p. 2, row 7 report
Ni3Ga4	Ga4Ni3	-35.7 kJ/mol-atom	298.15	model	-38.198 (mp-aaaabtjb)	-38.855 (oqmd-89566)	[1] Gröbner 1999	Table 1, p. 2, row 15 report
Ni3Ga4	Ga4Ni3	-35 kJ/mol-atom	298.15	model	-38.198 (mp-aaaabtjb)	-38.855 (oqmd-89566)	[1] Gröbner 1999 cites F 1988	Table 1, p. 2, row 14 report
Ni5Ga3	Ga3Ni5	-36 kJ/mol-atom	298.15	model	-36.245 (mp-aaaaaqwk)	-37.1 (oqmd-30307)	[1] Gröbner 1999 cites F 1988	Table 1, p. 2, row 5 report
Ni5Ga3	Ga3Ni5	-35.5 kJ/mol-atom	298.15	model	-36.245 (mp-aaaaaqwk)	-37.1 (oqmd-30307)	[1] Gröbner 1999	Table 1, p. 2, row 6 report
NiGa	GaNi	-47 kJ/mol-atom	298.15	experimental	-35.224 (mp-aaaaacwr)	-39.78 (oqmd-1370618)	[1] Gröbner 1999 cites Predel 1999	Table 1, p. 2, row 11 report
NiGa	GaNi	-43 kJ/mol-atom	1223	experimental	-35.224 (mp-aaaaacwr)	-39.78 (oqmd-1370618)	[1] Gröbner 1999 cites Katayama 1973	Table 1, p. 2, row 13 report
NiGa	GaNi	-43 kJ/mol-atom	1023	experimental	-35.224 (mp-aaaaacwr)	-39.78 (oqmd-1370618)	[1] Gröbner 1999 cites Jacobi 1971	Table 1, p. 2, row 12 report
NiGa	GaNi	-38.5 kJ/mol-atom	298.15	model	-35.224 (mp-aaaaacwr)	-39.78 (oqmd-1370618)	[1] Gröbner 1999	Table 1, p. 2, row 10 report
NiGa	GaNi	-38 kJ/mol-atom	300	experimental	-35.224 (mp-aaaaacwr)	-39.78 (oqmd-1370618)	[1] Gröbner 1999 cites Martosudirjo 1976 doi	Table 1, p. 2, row 9 report
NiGa4	Ga4Ni	-34 kJ/mol-atom	300	experimental		-11.867 (oqmd-1339826)	[1] Gröbner 1999 cites Martosudirjo 1976 doi	Table 1, p. 2, row 18 report
NiGa4	Ga4Ni	-24.3 kJ/mol-atom	298.15	model		-11.867 (oqmd-1339826)	[1] Gröbner 1999	Table 1, p. 2, row 19 report

Sources

Reporting papers the values were read from (a value cited from another work names that work in its row).

J. Gröbner, R. Wenzel, G. G. Fischer, R. Schmid-Fetzer, Thermodynamic calculation of the binary systems M-Ga and investigation of ternary M-Ga-N phase equilibria (M=Ni, Co, Pd, Cr), JPE 20, 615-625 (1999). doi:10.1361/105497199770340608

Please cite

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). doi:10.5281/zenodo.23735569
R. Arróyave, J. Saal, D. Shin, ORCHID-Diagrams: calculated binary phase diagrams (version 2026.10), Zenodo (2026). doi: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). doi: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). doi:10.5281/zenodo.23736065

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); 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). 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.

@misc{orchid_literature_2026,
  author    = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon},
  title     = {{ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature}},
  version   = {2026.10},
  publisher = {Zenodo},
  year      = {2026},
  doi       = {10.5281/zenodo.23735569},
  url       = {https://doi.org/10.5281/zenodo.23735569},
  note      = {Version 1, machine-extracted}
}

@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}
}