Al–Sb system

49 accepted literature values from 4 paper(s) (experimental 1, model 47, unspecified 1); 3 calculated phase diagram(s). 5 further extracted value(s) not accepted by the reader-agreement checks are only in the JSON/CSV.

Data: JSON · CSV · interactive explorer · interactive phase diagram · phases (7) · papers (bibliography) · Markdown

Accepted values by evidence class
Evidence class	Values
experimental	1
model	47
unspecified	1

Accepted values by property group
Property group	Values
invariant reaction	17
phase transition	16
formation	11
heat capacity / entropy / enthalpy	4
crystal structure	1

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
AlSb-05Bal.tdb	T. Balakumar, M. Medraj, Calphad, 29, 24-36(2005). doi:10.1016/j.calphad.2005.03.001	`fabdafe6866de922c021d24793cee9a2c9fc0c562e50afcdb1650976377935ce`	viewer · TDB · JSON
AlSb-22Zha.tdb	J. Zhang, Y. Yuan, Calphad, 78, 102460(2022). doi:10.1016/j.calphad.2022.102460	`39a1ecf9b1474598033db7bc209d80e65c26758ece83b11de74eda0609069e92`	viewer · TDB · JSON
AlSb-90Cou-LB.tdb	C.A. Coughanowr, U.R. Kattner, T.J. Anderson, Calphad, 14, 193-202(1990). doi:10.1016/0364-5916(90)90020-Z	`eaa6142ac75109d298ef1cb94c17fb4a82d05604e46746f0787871c6a1eecbd7`	viewer · TDB · JSON

Calculated three-phase invariants (model, mole fraction of the second component)
TDB file	T (K)	Phases at the invariant
AlSb-05Bal.tdb	931.52	FCC_A1 (x(Sb) 5.100e-4) + LIQUID (x(Sb) 0.00345) + ZINCBLENDE_B3 (x(Sb) 0.5)
AlSb-05Bal.tdb	931.52	FCC_A1 (x(Sb) 5.000e-4) + LIQUID (x(Sb) 0.0034) + ZINCBLENDE_B3 (x(Sb) 0.5)
AlSb-05Bal.tdb	893.29	ZINCBLENDE_B3 (x(Sb) 0.5) + LIQUID (x(Sb) 0.97376) + RHOMBOHEDRAL_A7 (x(Sb) 1)
AlSb-05Bal.tdb	893.29	ZINCBLENDE_B3 (x(Sb) 0.5) + LIQUID (x(Sb) 0.97388) + RHOMBOHEDRAL_A7 (x(Sb) 1)
AlSb-22Zha.tdb	931.85	FCC_A1 (x(Sb) 9.100e-4) + LIQUID (x(Sb) 0.00336) + ZINCBLENDE_B3 (x(Sb) 0.5)
AlSb-22Zha.tdb	897.45	ZINCBLENDE_B3 (x(Sb) 0.5) + LIQUID (x(Sb) 0.98183) + RHOMBOHEDRAL_A7 (x(Sb) 1)
AlSb-90Cou-LB.tdb	931.99	FCC_A1 (x(Sb) 0.0021) + LIQUID (x(Sb) 0.00445) + ZINCBLENDE_B3 (x(Sb) 0.5)
AlSb-90Cou-LB.tdb	931.99	FCC_A1 (x(Sb) 0.00206) + LIQUID (x(Sb) 0.00437) + ZINCBLENDE_B3 (x(Sb) 0.5)
AlSb-90Cou-LB.tdb	896.8	ZINCBLENDE_B3 (x(Sb) 0.5) + LIQUID (x(Sb) 0.97912) + RHOMBOHEDRAL_A7 (x(Sb) 1)
AlSb-90Cou-LB.tdb	896.8	ZINCBLENDE_B3 (x(Sb) 0.5) + LIQUID (x(Sb) 0.97936) + RHOMBOHEDRAL_A7 (x(Sb) 1)

Convex hulls: Materials Project DFT hull · OQMD DFT hull · CALPHAD hull AlSb-05Bal · CALPHAD hull AlSb-90Cou-LB

Invariant reactions (literature)

Invariant reactions reported in the literature for the Al–Sb system (17)
T (K)	Reaction / phases	Compositions (mole fraction)	Class	Source	Location
1336.4	congruent melting: L = AlSb	L: Sb 0.5; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Zajaczkowski 1995	Table 4, p. 7, row 16 report
1335	congruent melting: L = AlSb	L: Sb 0.5; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Yamaguchi 1995 doi	Table 4, p. 7, row 15 report
1333	congruent melting: L = AlSb	L: Sb 0.5; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Coughanowr 1990 doi	Table 4, p. 7, row 14 report
1332	congruent melting: L = AlSb	L: Sb 0.5; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Yamaguchi 1996 doi	Table 4, p. 7, row 17 report
1331	congruent melting: L = AlSb	L: Sb 0.5; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Coughanowr 1990 doi	Table 4, p. 7, row 13 report
1328.4	congruent melting: L = AlSb	L: Sb 0.5; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005	Table 4, p. 7, row 18 report
932	L = (Al) + AlSb	L: Sb 0.004; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Yamaguchi 1995 doi	Table 4, p. 7, row 3 report
931.3	L = (Al) + AlSb	L: Sb 0.0034; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005	Table 4, p. 7, row 6 report
931	L = (Al) + AlSb	AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Coughanowr 1990 doi	Table 4, p. 7, row 1 report
930.4	L = (Al) + AlSb	L: Sb 0.00476; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Zajaczkowski 1995	Table 4, p. 7, row 4 report
930	L = (Al) + AlSb	L: Sb 0.004; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Yamaguchi 1996 doi	Table 4, p. 7, row 5 report
928	L = (Al) + AlSb	AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Coughanowr 1990 doi	Table 4, p. 7, row 2 report
901	L = (Sb) + AlSb	L: Sb 0.983; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Yamaguchi 1995 doi	Table 4, p. 7, row 9 report
899	L = (Sb) + AlSb	L: Sb 0.984; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Yamaguchi 1996 doi	Table 4, p. 7, row 11 report
898.3	L = (Sb) + AlSb	L: Sb 0.9833; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Zajaczkowski 1995	Table 4, p. 7, row 10 report
897	L = (Sb) + AlSb	AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005 cites Coughanowr 1990 doi	Table 4, p. 7, row 8 report
893	L = (Sb) + AlSb	L: Sb 0.974; AlSb: Al 0.5, Sb 0.5	model	[1] Balakumar 2005	Table 4, p. 7, row 12 report

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, Al–Sb system (8)
Phase	Value	T (K)	Class	Source	Location
AlSb	-96.6 kJ/mol (basis unstated)	298.15	model	[1] Balakumar 2005 cites Jones 1941	Table 5, p. 7, row 1 report
AlSb	-96.6 kJ/mol (basis unstated)	298.15	model	[2] Onderka 2002 cites Yamaguchi 1996	Table AI, p. 19, row 20 report
AlSb	-84 kJ/mol (basis unstated)	298.15	model	[1] Balakumar 2005 cites Zajaczkowski 1995	Table 5, p. 7, row 3 report
AlSb	-82 kJ/mol (basis unstated) ± 2.51	298.15	experimental	[1] Balakumar 2005 cites Lichter 1969	Table 5, p. 7, row 4 report
AlSb	-81.27 kJ/mol (basis unstated)	298.15	model	[1] Balakumar 2005	Table 5, p. 7, row 5 report
AlSb	-73.49 kJ/mol (basis unstated)	298.15	model	[1] Balakumar 2005 cites Coughanowr 1990 doi	Table 5, p. 7, row 2 report
AlSb	-51 kJ/mol (basis unstated)	298.15	model	[2] Onderka 2002 cites Kaufman 1981	Table AI, p. 19, row 18 report
AlSb	-48.95 kJ/mol (basis unstated)	298.15	model	[2] Onderka 2002 cites Ansara 1994	Table AI, p. 19, row 19 report

Other properties

Phase transition (16)

Phase transition, Al–Sb system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Phase transition	885.15 K	885.15	eutectic: Sb-AlSb Sb: Sb 1; AlSb: Sb 0.5	model	[3] Coughanowr 1990 cites ref. 39	Table 4, p. 5, row 8 report
Phase transition	897.15 K	897.15	eutectic: Sb-AlSb Sb: Sb 1; AlSb: Sb 0.5	model	[3] Coughanowr 1990 cites ref. 38	Table 4, p. 5, row 5 report
Phase transition	897.15 K	897.15	eutectic: Sb-AlSb Sb: Sb 1; AlSb: Sb 0.5	model	[3] Coughanowr 1990	Table 4, p. 5, row 18 report
Phase transition	898.15 K	898.15	eutectic: Al-AlSb Al: Sb 0.5; AlSb: Sb 0.5	model	[3] Coughanowr 1990 cites ref. 37	Table 4, p. 5, row 2 report
Phase transition	900.15 K	900.15	eutectic: Sb-AlSb Sb: Sb 1; AlSb: Sb 0.5	model	[3] Coughanowr 1990 cites ref. 19	Table 4, p. 5, row 11 report
Phase transition	923.15 K	923.15	eutectic: Al-AlSb Al: Sb 0.5; AlSb: Sb 0.5	model	[3] Coughanowr 1990 cites ref. 38	Table 4, p. 5, row 4 report
Phase transition	928.15 K	928.15	eutectic: Al-AlSb Al: Sb 0.5; AlSb: Sb 0.5	model	[3] Coughanowr 1990	Table 4, p. 5, row 17 report
Phase transition	930.15 K	930.15	eutectic: Al-AlSb Al: Sb 0.5; AlSb: Sb 0.5	model	[3] Coughanowr 1990 cites ref. 19	Table 4, p. 5, row 10 report
Phase transition	931.15 K	931.15	eutectic: Al-AlSb Al: Sb 0.5; AlSb: Sb 0.5	model	[3] Coughanowr 1990	Table 4, p. 5, row 14 report
Phase transition	933.15 K	933.15	eutectic: Al-AlSb Al: Sb 0.5; AlSb: Sb 0.5	model	[3] Coughanowr 1990 cites ref. 39	Table 4, p. 5, row 7 report
Phase transition	1331.15 K	1331.15	T_m AlSb: Sb 0.5	model	[3] Coughanowr 1990	Table 4, p. 5, row 13 report
Phase transition	1333.15 K	1333.15	T_m AlSb: Sb 0.5	model	[3] Coughanowr 1990	Table 4, p. 5, row 16 report
Phase transition	1338.15 K	1338.15	T_m AlSb: Sb 0.5	model	[3] Coughanowr 1990 cites ref. 39	Table 4, p. 5, row 6 report
Phase transition	1338.15 K	1338.15 (>)	T_m AlSb: Sb 0.5	model	[3] Coughanowr 1990 cites ref. 41	Table 4, p. 5, row 12 report
Phase transition	1338.15 K	1338.15	T_m AlSb: Sb 0.5	model	[3] Coughanowr 1990 cites ref. 38	Table 4, p. 5, row 3 report
Phase transition	1338.15 K	1338.15	T_m AlSb: Sb 0.5	model	[3] Coughanowr 1990 cites ref. 37	Table 4, p. 5, row 1 report

Formation (3)

Formation, Al–Sb system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Entropy of formation printed: ΔSf	-42.13 J/mol (basis unstated)/K	298.15	AlSb alloy: Sb 0.5	model	[1] Balakumar 2005	Table 5, p. 7, row 5 report
Entropy of formation printed: ΔSf	-51.6 J/mol (basis unstated)/K	298.15	AlSb alloy: Sb 0.5	model	[1] Balakumar 2005 cites Jones 1941	Table 5, p. 7, row 1 report
Entropy of formation printed: ΔSf	-36.13 J/mol (basis unstated)/K	298.15	AlSb alloy: Sb 0.5	model	[1] Balakumar 2005 cites Coughanowr 1990 doi	Table 5, p. 7, row 2 report

Heat capacity / entropy / enthalpy (4)

Heat capacity / entropy / enthalpy, Al–Sb system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Entropy printed: S°298	66.66 J/mol-formula K	298.15	AlSb	model	[2] Onderka 2002 cites Ansara 1994	Table AI, p. 19, row 19 report
Heat capacity printed: Cp,298	47.98 J/mol (basis unstated)/K	298.15	AlSb	model	[2] Onderka 2002 cites Ansara 1994	Table AI, p. 19, row 19 report
sm fusion printed: ΔmS	60.64 J/mol-formula K	1332	AlSb alloy: Al 0.5, Sb 0.5	model	[2] Onderka 2002 cites Ansara 1994	Table AI, p. 19, row 19 report
sm fusion printed: ΔmS	59.32 J/mol-formula K	1338	AlSb alloy: Al 0.5, Sb 0.5	model	[2] Onderka 2002 cites Kaufman 1981	Table AI, p. 19, row 18 report

Crystal structure (1)

Crystal structure, Al–Sb system
Property	Value	T (K)	Phases / composition	Class	Source	Location	Quote
Lattice a	6.135 Å	298.15	AlSb alloy: Sb 0.5	unspecified	[4] Zhang 2009	Table 1, p. 2, row 1 report

Sources

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

T. Balakumar, M. Medraj, Thermodynamic modeling of the Mg–Al–Sb system, Calphad 29, 24-36 (2005). doi:10.1016/j.calphad.2005.03.001
B. Onderka, J. Unland, R. Schmid-Fetzer, Thermodynamics and phase stability in the In–N system, J. Mater. Res. 17, 3065-3083 (2002). doi:10.1557/jmr.2002.0445
C.A. Coughanowr, U.R. Kattner, T.J. Anderson, Assessment of the Al-Sb system, Calphad 14, 193-202 (1990). doi:10.1016/0364-5916(90)90020-z
L.G. Zhang, H.M. Chen, H.Q. Dong, G.X. Huang, L.B. Liu, Z.P. Jin, Thermodynamic description of the Al–Sb–Y system, Journal of Alloys and Compounds 475, 233-237 (2009). doi:10.1016/j.jallcom.2008.07.105

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}
}