Al–Cd system

72 accepted literature values from 2 paper(s) (experimental 67, model 1, unspecified 4); 1 calculated phase diagram(s). 2 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 (4) · papers (bibliography) · Markdown

Accepted values by evidence class
Evidence class	Values
experimental	67
model	1
unspecified	4

Accepted values by property group
Property group	Values
invariant reaction	2
phase transition	30
phase equilibrium	32
heat capacity / entropy / enthalpy	1
activity / EMF / Gibbs energy	7

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
AlCd-82McA.tdb	A.J. McAlister, Bull. Alloy Phase Diag., 3, 172-77(1982). doi:10.1007/BF02892376	`2b03f0c2a40ffafcb58a266a7a40fc7055e6f7083745808a07475afe7d37fcb5`	viewer · TDB · JSON

Calculated three-phase invariants (model, mole fraction of the second component)
TDB file	T (K)	Phases at the invariant
AlCd-82McA.tdb	923.58	FCC_A1 (x(Cd) 0.00142) + LIQUID#2 (x(Cd) 0.01765) + LIQUID (x(Cd) 0.9487)
AlCd-82McA.tdb	593.38	FCC_A1 (x(Cd) 4.000e-5) + LIQUID (x(Cd) 0.99821) + HCP_A3 (x(Cd) 0.99998)
AlCd-82McA.tdb	593.38	FCC_A1 (x(Cd) 4.000e-5) + LIQUID (x(Cd) 0.99821) + HCP_A3 (x(Cd) 0.99998)

Convex hulls: Materials Project DFT hull · OQMD DFT hull

Invariant reactions (literature)

Invariant reactions reported in the literature for the Al–Cd system (2)
T (K)	Reaction / phases	Compositions (mole fraction)	Class	Source	Location	Quote
923.15	monotectic: L1 -> α + L2	L1: Cd 0.018; α: Cd 9.000e-4; L2: Cd 0.949	unspecified	[1] McAlister 1982	Table I, p. 4, row 1 report
593.15	eutectic: L -> α + ε	L: Cd 0.998; α: Cd 2.000e-5; ε: Cd 1	unspecified	[1] McAlister 1982	Table I, p. 4, row 2 report

Other properties

Phase transition (30)

Phase transition, Al–Cd system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Phase transition	594.15 K	594.15	L -> ε	unspecified	[1] McAlister 1982	Table I, p. 4, row 4 report
Phase transition	625.15 K	625.15	other	experimental	[1] McAlister 1982 cites ref. 67Mar	Table 4, p. 4, row 16 report
Phase transition	677.15 K	677.15	other	experimental	[1] McAlister 1982 cites ref. 67Mar	Table 4, p. 4, row 15 report
Phase transition	708.15 K	708.15	other	experimental	[1] McAlister 1982 cites ref. 67Mar	Table 4, p. 4, row 14 report
Phase transition	737.15 K	737.15	other	experimental	[1] McAlister 1982 cites ref. 67Mar	Table 4, p. 4, row 13 report
Phase transition	743.15 K	743.15	other	experimental	[1] McAlister 1982 cites ref. 65Pre	Table 4, p. 4, row 7 report
Phase transition	779.15 K	779.15	other	experimental	[1] McAlister 1982 cites ref. 67Mar	Table 4, p. 4, row 12 report
Phase transition	788.15 K	788.15	other	experimental	[1] McAlister 1982 cites ref. 65Pre	Table 4, p. 4, row 6 report
Phase transition	803.15 K	803.15	other	experimental	[1] McAlister 1982 cites ref. 65Pre	Table 4, p. 4, row 5 report
Phase transition	813.15 K	813.15	other	experimental	[1] McAlister 1982 cites ref. 67Mar	Table 4, p. 4, row 11 report
Phase transition	817.15 K	817.15	other	experimental	[1] McAlister 1982 cites ref. 65Pre	Table 4, p. 4, row 4 report
Phase transition	840.15 K	840.15	other	experimental	[1] McAlister 1982 cites ref. 67Mar	Table 4, p. 4, row 10 report
Phase transition	842.15 K	842.15	other	experimental	[1] McAlister 1982 cites ref. 65Pre	Table 4, p. 4, row 3 report
Phase transition	866.15 K	866.15	other	experimental	[1] McAlister 1982 cites ref. 67Mar	Table 4, p. 4, row 9 report
Phase transition	869.15 K	869.15	other	experimental	[1] McAlister 1982 cites ref. 65Pre	Table 4, p. 4, row 2 report
Phase transition	888.15 K	888.15	other	experimental	[1] McAlister 1982 cites ref. 65Pre	Table 4, p. 4, row 1 report
Phase transition	899.15 K	899.15	other	experimental	[1] McAlister 1982 cites ref. 67Mar	Table 4, p. 4, row 8 report
Phase transition	920.65 K	920.65	other: [31Han] alloy: Al 0.9893, Cd 0.0107	experimental	[1] McAlister 1982 cites ref. 31Han	Table 3, p. 4, row 9 report
Phase transition	921.65 K	921.65	other: [31Han] alloy: Al 0.9858, Cd 0.0142	experimental	[1] McAlister 1982 cites ref. 31Han	Table 3, p. 4, row 11 report
Phase transition	922.15 K	922.15	other: [63Dri] alloy: Al 0.9844, Cd 0.0156	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 19 report
Phase transition	922.15 K	922.15	other: [63Dri] alloy: Al 0.982, Cd 0.018	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 23 report
Phase transition	922.15 K	922.15	other: [63Dri] alloy: Al 0.9809, Cd 0.0191	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 25 report
Phase transition	922.15 K	922.15	other: [63Dri] alloy: Al 0.9983, Cd 0.0017	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 13 report
Phase transition	922.15 K	922.15	other: [63Dri] alloy: Al 0.9878, Cd 0.0122	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 17 report
Phase transition	922.15 K	922.15	other: [63Dri] alloy: Al 0.9836, Cd 0.0164	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 21 report
Phase transition	922.15 K	922.15	other: [63Dri] alloy: Al 0.9934, Cd 0.0066	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 15 report
Phase transition	922.65 K	922.65	other: [31Han] alloy: Al 0.99466, Cd 0.00534	experimental	[1] McAlister 1982 cites ref. 31Han	Table 3, p. 4, row 3 report
Phase transition	922.65 K	922.65	other: [31Han] alloy: Al 0.99175, Cd 0.00825	experimental	[1] McAlister 1982 cites ref. 31Han	Table 3, p. 4, row 5 report
Phase transition	923.15 K	923.15	other: [31Han] alloy: Al 0.99099, Cd 0.00901	experimental	[1] McAlister 1982 cites ref. 31Han	Table 3, p. 4, row 7 report
Phase transition	933.15 K	933.15	L -> α	unspecified	[1] McAlister 1982	Table I, p. 4, row 3 report

Phase equilibrium (32)

Phase equilibrium, Al–Cd system
Property	T (K)	Phases / composition	Class	Source	Location
Phase composition	623.15	α(Al) α(Al): Al 0.99986, Cd 1.400e-4	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 2, p. 4, row 11 report
Phase composition	673.15	α(Al) α(Al): Al 0.9998, Cd 2.000e-4	experimental	[1] McAlister 1982 cites Bochvar 1965	Table 2, p. 4, row 14 report
Phase composition	773.15	α(Al) α(Al): Al 0.99979, Cd 2.100e-4	experimental	[1] McAlister 1982 cites Bochvar 1965	Table 2, p. 4, row 13 report
Phase composition	793.15	α(Al) α(Al): Al 0.99962, Cd 3.800e-4	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 2, p. 4, row 10 report
Phase composition	803.15	α(Al) α(Al): Al 0.99964, Cd 3.600e-4	experimental	[1] McAlister 1982 cites ref. 55Sam	Table 2, p. 4, row 6 report
Phase composition	803.15	α(Al) α(Al): Al 0.99975, Cd 2.500e-4	experimental	[1] McAlister 1982 cites Bochvar 1965	Table 2, p. 4, row 12 report
Phase composition	833.15	α(Al) α(Al): Al 0.99957, Cd 4.300e-4	experimental	[1] McAlister 1982 cites ref. 55Sam	Table 2, p. 4, row 5 report
Phase composition	863.15	α(Al) α(Al): Al 0.99946, Cd 5.400e-4	experimental	[1] McAlister 1982 cites ref. 55Sam	Table 2, p. 4, row 4 report
Phase composition	873.15	α(Al) α(Al): Al 0.99933, Cd 6.700e-4	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 2, p. 4, row 9 report
Phase composition	888.15	α(Al) α(Al): Al 0.99928, Cd 7.200e-4	experimental	[1] McAlister 1982 cites ref. 55Sam	Table 2, p. 4, row 3 report
Phase composition	893.15	α(Al) α(Al): Al 0.99923, Cd 7.700e-4	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 2, p. 4, row 8 report
Phase composition	913.15	α(Al) α(Al): Al 0.99898, Cd 0.00102	experimental	[1] McAlister 1982 cites ref. 55Sam	Table 2, p. 4, row 2 report
Phase composition	921.15	α(Al) α(Al): Al 0.99911, Cd 8.900e-4	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 2, p. 4, row 7 report
Phase composition	922.15	other: [63Dri] liquid: Al 0.9809, Cd 0.0191	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 26 report
Phase composition	922.15	α(Al) α(Al): Al 0.99888, Cd 0.00112	experimental	[1] McAlister 1982 cites ref. 55Sam	Table 2, p. 4, row 1 report
Phase composition	923.15	other: [63Dri] liquid: Al 0.982, Cd 0.018	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 24 report
Phase composition	923.65	other: [31Han] liquid: Al 0.99797, Cd 0.00203	experimental	[1] McAlister 1982 cites ref. 31Han	Table 3, p. 4, row 2 report
Phase composition	924.15	other: [63Dri] liquid: Al 0.9836, Cd 0.0164	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 22 report
Phase composition	925.15	other: [31Han] liquid: Al 0.9893, Cd 0.0107	experimental	[1] McAlister 1982 cites ref. 31Han	Table 3, p. 4, row 10 report
Phase composition	925.15	other: [63Dri] liquid: Al 0.9844, Cd 0.0156	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 20 report
Phase composition	926.65	other: [31Han] liquid: Al 0.9858, Cd 0.0142	experimental	[1] McAlister 1982 cites ref. 31Han	Table 3, p. 4, row 12 report
Phase composition	927.65	other: [31Han] liquid: Al 0.99099, Cd 0.00901	experimental	[1] McAlister 1982 cites ref. 31Han	Table 3, p. 4, row 8 report
Phase composition	928.15	other: [31Han] liquid: Al 0.99175, Cd 0.00825	experimental	[1] McAlister 1982 cites ref. 31Han	Table 3, p. 4, row 6 report
Phase composition	929.15	other: [63Dri] liquid: Al 0.9878, Cd 0.0122	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 18 report
Phase composition	930.15	other: [31Han] liquid: Al 0.99466, Cd 0.00534	experimental	[1] McAlister 1982 cites ref. 31Han	Table 3, p. 4, row 4 report
Phase composition	930.15	other: [63Dri] liquid: Al 0.9934, Cd 0.0066	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 16 report
Phase composition	932.15	other: [63Dri] liquid: Al 0.9983, Cd 0.0017	experimental	[1] McAlister 1982 cites ref. 63Dri	Table 3, p. 4, row 14 report
Phase composition	933.15	other: [31Han] liquid: Al 0.99875, Cd 0.00125	experimental	[1] McAlister 1982 cites ref. 31Han	Table 3, p. 4, row 1 report
Phase composition	956.15	L1 + L2 L1: Al 0.9749, Cd 0.0251; L2: Al 0.057, Cd 0.943	experimental	[1] McAlister 1982 cites ref. 62Caf	Table 6, p. 5, row 2 report
Phase composition	975.15	L1 + L2 L1: Al 0.9711, Cd 0.0289; L2: Al 0.066, Cd 0.934	experimental	[1] McAlister 1982 cites ref. 62Caf	Table 6, p. 5, row 3 report
Phase composition	988.15	L1 + L2 L1: Al 0.966, Cd 0.034; L2: Al 0.075, Cd 0.925	experimental	[1] McAlister 1982 cites ref. 63Wit	Table 6, p. 5, row 1 report
Phase composition	994.15	L1 + L2 L1: Al 0.967, Cd 0.033; L2: Al 0.074, Cd 0.926	experimental	[1] McAlister 1982 cites ref. 62Caf	Table 6, p. 5, row 4 report

Heat capacity / entropy / enthalpy (1)

Heat capacity / entropy / enthalpy, Al–Cd system
Property	Value	T (K)	Phases / composition	Class	Source	Location	Quote
Entropy printed: metastable entropy of fusion	9.7 J/mole.K	550		model	[2] Yang 1995	p. 13 report	The expression for Cd<RHOMBO_AlO> corresponds to an assumed relationship G,<RHOMBO_AlO> - G,,<HCP_A3> = 800 - 0.62 J/mole; this can be used to derive to a metastable melting point of about 550 K and a metastable entropy of fusion of 9.7 J/mole.K.

Activity / EMF / Gibbs energy (7)

Activity / EMF / Gibbs energy, Al–Cd system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Activity Cd printed: Activity (Cd)	0.66 1	1373.15	L alloy: Al 0.856, Cd 0.144	experimental	[1] McAlister 1982 cites Baker 1978	Table 5, p. 5, row 2 report
Activity Cd printed: Activity (Cd)	0.73 1	1373.15	L alloy: Al 0.802, Cd 0.198	experimental	[1] McAlister 1982 cites Baker 1978	Table 5, p. 5, row 3 report
Activity Cd printed: Activity (Cd)	0.79 1	1373.15	L alloy: Al 0.7, Cd 0.3	experimental	[1] McAlister 1982 cites Baker 1978	Table 5, p. 5, row 4 report
Activity Cd printed: Activity (Cd)	0.81 1	1373.15	L alloy: Al 0.5, Cd 0.5	experimental	[1] McAlister 1982 cites Baker 1978	Table 5, p. 5, row 5 report
Activity Cd printed: Activity (Cd)	0.59 1	1373.15	L alloy: Al 0.903, Cd 0.097	experimental	[1] McAlister 1982 cites Baker 1978	Table 5, p. 5, row 1 report
Activity Cd printed: Activity (Cd)	0.9 1	1373.15	L alloy: Al 0.122, Cd 0.878	experimental	[1] McAlister 1982 cites Baker 1978	Table 5, p. 5, row 7 report
Activity Cd printed: Activity (Cd)	0.84 1	1373.15	L alloy: Al 0.303, Cd 0.697	experimental	[1] McAlister 1982 cites Baker 1978	Table 5, p. 5, row 6 report

Sources

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

A. J. McAlister, The Al−Cd (Aluminum−Cadmium) system, Bulletin of Alloy Phase Diagrams 3, 172-177 (1982). doi:10.1007/bf02892376
J. Yang, N.J. Silk, A. Watson, A.W. Bryant, T.G. Chart, B.B. Argent, The thermodynamics and phase diagrams of the Cd-Hg and Cd-Hg-Te systems, Calphad 19, 415-430 (1995). doi:10.1016/0364-5916(95)00039-h

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}
}