Al–Ca system

253 accepted literature values from 4 paper(s) (experimental 65, model 82, DFT 80, unspecified 26); 7 calculated phase diagram(s). 12 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 (13) · papers (bibliography) · Markdown

Accepted values by evidence class
Evidence classValues
experimental65
model82
DFT80
unspecified26
Accepted values by property group
Property groupValues
invariant reaction56
phase transition23
formation96
crystal structure78

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 fileAssessmentSHA-256Links
AlCa-01Kev-LB.tdbD. Kevorkov, R. Schmid-Fetzer, A. Pisch, F. Hodaj, C. Colinet, Z. Metallkd., 92, 953-58(2001). doi:10.1515/ijmr-2001-01734e8733a4836b005cdd65aae181ecc19c3e4c5d55742a3e09179e1cbe8a2923f1viewer · TDB · JSON
AlCa-02Ozt-assoc.tdbK. Ozturk, L.-Q. Chen, Z.-K. Liu, J. Alloys Compd., 340, 199-206(2002). doi:10.1016/S0925-8388(01)01713-3a4b933e44307c172395acfa3da932c6983fd657d70f6f8ccbeb184a45cdde28eviewer · TDB · JSON
AlCa-02Ozt.tdbK. Ozturk, L.-Q. Chen, Z.-K. Liu, J. Alloys Compd., 340, 199-206(2002). doi:10.1016/S0925-8388(01)01713-3bc9f8ec064fb6aa89fdeb3081d98407a99f0bc5e625a1412d783528b266ee4b4viewer · TDB · JSON
AlCa-05Isl.tdbF. Islam, M. Medraj, Can. Metall. Quart., 44, 523-36(2005). doi:10.1179/cmq.2005.44.4.523595cde9e1659c565d74079d9104fdf1eaac723bfec572a9ee04c021587b6c00bviewer · TDB · JSON
AlCa-05Ozt.tdbK. Ozturk, Y. Zhong L.-Q. Chen, C. Wolverton, J.O. Sofo, Z.-K. Liu, Metall. Mater. Trans. A, 36A, 5-13(2005). doi:10.1007/s11661-005-0133-0f614868b6276a66b73a67b234493c4211d9591469eeb48401cced54fe2638899viewer · TDB · JSON
AlCa-23Hal.tdbB. Hallstedt, M. Noori, Calphad, 82, 102577(2023). doi:10.1016/j.calphad.2023.102577b7006b968c68038039c6fee8c9099584693c304b5982ee207a058d1253ad64e0viewer · TDB · JSON
AlCa-94Ang.tdbJ.-C. Anglezio, C. Servant, I. Ansara, Calphad, 18, 273-309(1994). doi:10.1016/0364-5916(94)90034-5d30f0116f37bdf756f5db3a613c2e23074b6fe11424bab4f252d8e0008f8b4b4viewer · TDB · JSON
Calculated three-phase invariants (model, mole fraction of the second component)
TDB fileT (K)Phases at the invariant
AlCa-01Kev-LB.tdb974.51LIQUID (x(Ca) 0.09794) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-01Kev-LB.tdb974.51LIQUID (x(Ca) 0.0981) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-01Kev-LB.tdb974.51LIQUID (x(Ca) 0.09789) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-01Kev-LB.tdb906.36AL2CA_C15 (x(Ca) 0.33333) + ALCA (x(Ca) 0.5) + LIQUID (x(Ca) 0.61586)
AlCa-01Kev-LB.tdb906.36AL2CA_C15 (x(Ca) 0.33333) + ALCA (x(Ca) 0.5) + LIQUID (x(Ca) 0.61578)
AlCa-01Kev-LB.tdb886.18FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05101) + AL4CA_D13 (x(Ca) 0.2)
AlCa-01Kev-LB.tdb886.18FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05081) + AL4CA_D13 (x(Ca) 0.2)
AlCa-01Kev-LB.tdb886.18FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05073) + AL4CA_D13 (x(Ca) 0.2)
AlCa-01Kev-LB.tdb827.58AL3CA8 (x(Ca) 0.72727) + LIQUID (x(Ca) 0.79505) + BCC_A2 (x(Ca) 1)
AlCa-01Kev-LB.tdb825.21ALCA (x(Ca) 0.5) + LIQUID (x(Ca) 0.66201) + AL3CA8 (x(Ca) 0.72727)
AlCa-01Kev-LB.tdb825.21ALCA (x(Ca) 0.5) + LIQUID (x(Ca) 0.66193) + AL3CA8 (x(Ca) 0.72727)
AlCa-01Kev-LB.tdb825.21ALCA (x(Ca) 0.5) + LIQUID (x(Ca) 0.66207) + AL3CA8 (x(Ca) 0.72727)
AlCa-01Kev-LB.tdb716.03AL3CA8 (x(Ca) 0.72727) + FCC_A1 (x(Ca) 1) + BCC_A2 (x(Ca) 1)
AlCa-02Ozt-assoc.tdb974.04LIQUID (x(Ca) 0.09891) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-02Ozt-assoc.tdb905.48AL2CA_C15 (x(Ca) 0.33333) + AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.61969)
AlCa-02Ozt-assoc.tdb885.91FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05451) + AL4CA_D13 (x(Ca) 0.2)
AlCa-02Ozt-assoc.tdb830.48AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.66404) + AL3CA8 (x(Ca) 0.72727)
AlCa-02Ozt-assoc.tdb822.42AL3CA8 (x(Ca) 0.72727) + LIQUID (x(Ca) 0.80544) + BCC_A2 (x(Ca) 1)
AlCa-02Ozt-assoc.tdb716.03AL3CA8 (x(Ca) 0.72727) + FCC_A1 (x(Ca) 1) + BCC_A2 (x(Ca) 1)
AlCa-02Ozt.tdb976.05LIQUID (x(Ca) 0.09322) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-02Ozt.tdb976.05LIQUID (x(Ca) 0.09322) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-02Ozt.tdb976.05LIQUID (x(Ca) 0.09316) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-02Ozt.tdb905.7AL2CA_C15 (x(Ca) 0.33333) + AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.62294)
AlCa-02Ozt.tdb905.7AL2CA_C15 (x(Ca) 0.33333) + AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.62276)
AlCa-02Ozt.tdb881.2FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05453) + AL4CA_D13 (x(Ca) 0.2)
AlCa-02Ozt.tdb881.2FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05446) + AL4CA_D13 (x(Ca) 0.2)
AlCa-02Ozt.tdb881.2FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05446) + AL4CA_D13 (x(Ca) 0.2)
AlCa-02Ozt.tdb837.28AL3CA8 (x(Ca) 0.72727) + LIQUID (x(Ca) 0.7779) + BCC_A2 (x(Ca) 1)
AlCa-02Ozt.tdb837.28AL3CA8 (x(Ca) 0.72727) + LIQUID (x(Ca) 0.77829) + BCC_A2 (x(Ca) 1)
AlCa-02Ozt.tdb829.38AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.66814) + AL3CA8 (x(Ca) 0.72727)
AlCa-02Ozt.tdb829.38AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.6683) + AL3CA8 (x(Ca) 0.72727)
AlCa-02Ozt.tdb716.03AL3CA8 (x(Ca) 0.72727) + FCC_A1 (x(Ca) 1) + BCC_A2 (x(Ca) 1)
AlCa-05Isl.tdb975.41LIQUID (x(Ca) 0.09082) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-05Isl.tdb975.41LIQUID (x(Ca) 0.09092) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-05Isl.tdb975.41LIQUID (x(Ca) 0.09073) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-05Isl.tdb907.62AL2CA_C15 (x(Ca) 0.33333) + AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.60954)
AlCa-05Isl.tdb907.62AL2CA_C15 (x(Ca) 0.33333) + AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.60948)
AlCa-05Isl.tdb886FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05268) + AL4CA_D13 (x(Ca) 0.2)
AlCa-05Isl.tdb886FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05248) + AL4CA_D13 (x(Ca) 0.2)
AlCa-05Isl.tdb886FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05242) + AL4CA_D13 (x(Ca) 0.2)
AlCa-05Isl.tdb827.88AL3CA8 (x(Ca) 0.72727) + LIQUID (x(Ca) 0.7969) + BCC_A2 (x(Ca) 1)
AlCa-05Isl.tdb825.25AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.65973) + AL3CA8 (x(Ca) 0.72727)
AlCa-05Isl.tdb825.25AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.65978) + AL3CA8 (x(Ca) 0.72727)
AlCa-05Isl.tdb716.03AL3CA8 (x(Ca) 0.72727) + FCC_A1 (x(Ca) 1) + BCC_A2 (x(Ca) 1)
AlCa-05Ozt.tdb973.68LIQUID (x(Ca) 0.09191) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33328)
AlCa-05Ozt.tdb973.68LIQUID (x(Ca) 0.09188) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33328)
AlCa-05Ozt.tdb901.98AL2CA_C15 (x(Ca) 0.34053) + AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.61521)
AlCa-05Ozt.tdb884.24FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05315) + AL4CA_D13 (x(Ca) 0.2)
AlCa-05Ozt.tdb884.24FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.053) + AL4CA_D13 (x(Ca) 0.2)
AlCa-05Ozt.tdb884.24FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05294) + AL4CA_D13 (x(Ca) 0.2)
AlCa-05Ozt.tdb828.1AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.6634) + AL3CA8 (x(Ca) 0.72727)
AlCa-05Ozt.tdb827.8AL3CA8 (x(Ca) 0.72727) + LIQUID (x(Ca) 0.7974) + BCC_A2 (x(Ca) 1)
AlCa-05Ozt.tdb716.03AL3CA8 (x(Ca) 0.72727) + FCC_A1 (x(Ca) 1) + BCC_A2 (x(Ca) 1)
AlCa-23Hal.tdb973.43LIQUID (x(Ca) 0.09177) + AL4CA_D13 (x(Ca) 0.2) + C15_LAVES (x(Ca) 0.33281)
AlCa-23Hal.tdb973.43LIQUID (x(Ca) 0.09176) + AL4CA_D13 (x(Ca) 0.2) + C15_LAVES (x(Ca) 0.33281)
AlCa-23Hal.tdb899.99C15_LAVES (x(Ca) 0.3453) + AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.61667)
AlCa-23Hal.tdb884.4FCC_A1 (x(Ca) 3.600e-4) + LIQUID (x(Ca) 0.05321) + AL4CA_D13 (x(Ca) 0.2)
AlCa-23Hal.tdb884.4FCC_A1 (x(Ca) 3.600e-4) + LIQUID (x(Ca) 0.05306) + AL4CA_D13 (x(Ca) 0.2)
AlCa-23Hal.tdb828.68AL3CA8 (x(Ca) 0.72727) + LIQUID (x(Ca) 0.79572) + BCC_A2 (x(Ca) 0.99319)
AlCa-23Hal.tdb828.68AL3CA8 (x(Ca) 0.72727) + LIQUID (x(Ca) 0.79584) + BCC_A2 (x(Ca) 0.99319)
AlCa-23Hal.tdb828.1AL14CA13 (x(Ca) 0.48148) + LIQUID (x(Ca) 0.6634) + AL3CA8 (x(Ca) 0.72727)
AlCa-23Hal.tdb740.74AL3CA8 (x(Ca) 0.72727) + FCC_A1 (x(Ca) 0.99234) + BCC_A2 (x(Ca) 0.99724)
AlCa-23Hal.tdb740.74AL3CA8 (x(Ca) 0.72727) + FCC_A1 (x(Ca) 0.99234) + BCC_A2 (x(Ca) 0.99724)
AlCa-94Ang.tdb968.26LIQUID (x(Ca) 0.10003) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-94Ang.tdb968.26LIQUID (x(Ca) 0.10024) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-94Ang.tdb968.26LIQUID (x(Ca) 0.09997) + AL4CA_D13 (x(Ca) 0.2) + AL2CA_C15 (x(Ca) 0.33333)
AlCa-94Ang.tdb901.64FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05642) + AL4CA_D13 (x(Ca) 0.2)
AlCa-94Ang.tdb901.64FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05627) + AL4CA_D13 (x(Ca) 0.2)
AlCa-94Ang.tdb901.64FCC_A1 (x(Ca) 0) + LIQUID (x(Ca) 0.05611) + AL4CA_D13 (x(Ca) 0.2)
AlCa-94Ang.tdb817.45AL2CA_C15 (x(Ca) 0.33333) + LIQUID (x(Ca) 0.64782) + BCC_A2 (x(Ca) 1)
AlCa-94Ang.tdb716.03AL2CA_C15 (x(Ca) 0.33333) + FCC_A1 (x(Ca) 1) + BCC_A2 (x(Ca) 1)

Convex hulls: Materials Project DFT hull · OQMD DFT hull · CALPHAD hull AlCa-01Kev-LB · CALPHAD hull AlCa-02Ozt-assoc · CALPHAD hull AlCa-02Ozt · CALPHAD hull AlCa-05Isl · CALPHAD hull AlCa-05Ozt · CALPHAD hull AlCa-94Ang

Invariant reactions (literature)

Invariant reactions reported in the literature for the Al–Ca system (56)
T (K)Reaction / phasesCompositions (mole fraction)ClassSourceLocationQuote
976.1peritectic: Liquid + C15 = Al4CaLiquid: Ca 0.0932; C15: Ca 0.333333; Al4Ca: Ca 0.2model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 37
report
974.3peritectic: Liquid + C15 = Al4CaLiquid: Ca 0.098; C15: Ca 0.333333; Al4Ca: Ca 0.2model[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 38
report
974.3peritectic: L + Al2Ca -> Al4CaL: Ca 0.098; Al2Ca: Ca 0.333333; Al4Ca: Ca 0.2unspecified[2] ISLAM 2005
cites ref. 26
Table IV, p. 8, row 25
report
974.02peritectic: L + Al2Ca -> Al4CaL: Ca 0.0906; Al2Ca: Ca 0.333333; Al4Ca: Ca 0.2model[2] ISLAM 2005Table IV, p. 8, row 27
report
974peritectic: L + Al2Ca -> Al4CaL: Ca 0.0989; Al2Ca: Ca 0.333333; Al4Ca: Ca 0.2unspecified[2] ISLAM 2005
cites ref. 28
Table IV, p. 8, row 26
report
974peritectic: Liquid + C15 = Al4CaLiquid: Ca 0.0989; C15: Ca 0.333333; Al4Ca: Ca 0.2model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 36
report
973.7peritectic: Liquid + C15 = Al4CaLiquid: Ca 0.0919; C15: Ca 0.333333; Al4Ca: Ca 0.2model[1] Ozturk 2005Table V, p. 7, row 39
report
973peritectic: L + Al2Ca -> Al4CaAl2Ca: Ca 0.333333; Al4Ca: Ca 0.2unspecified[2] ISLAM 2005
cites ref. 25
Table IV, p. 8, row 24
report
973peritectic: Liquid + C15 = Al4CaLiquid: Ca 0.1; C15: Ca 0.333333; Al4Ca: Ca 0.2experimental[1] Ozturk 2005
cites Matsuyama 1928
Table V, p. 7, row 34
report
973peritectic: Liquid + C15 = Al4CaC15: Ca 0.333333; Al4Ca: Ca 0.2experimental[1] Ozturk 2005Table V, p. 7, row 35
report
973peritectic: L + Al2Ca -> Al4CaL: Ca 0.1; Al2Ca: Ca 0.333333; Al4Ca: Ca 0.2unspecified[2] ISLAM 2005
cites ref. 24
Table IV, p. 8, row 23
report
907.46peritectic: L+ Al2Ca -> Al14Ca13L: Ca 0.6095; Al2Ca: Ca 0.333333; Al14Ca13: Ca 0.481481model[2] ISLAM 2005Table IV, p. 8, row 31
report
906.2peritectic: Liquid + C15 = Al14Ca13Liquid: Ca 0.616; C15: Ca 0.333333; Al14Ca13: Ca 0.481481model[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 43
report
906.2peritectic: L+ Al2Ca -> Al14Ca13L: Ca 0.616; Al2Ca: Ca 0.333333; Al14Ca13: Ca 0.481481unspecified[2] ISLAM 2005
cites ref. 26
Table IV, p. 8, row 29
report
906peritectic: Liquid + C15 = Al14Ca13Liquid: Ca 0.616; C15: Ca 0.333333; Al14Ca13: Ca 0.481481experimental[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 40
report
906peritectic: Al14Ca13 -> liquid + Al2Caexperimental[3] Ozturk 2002
cites Kevorkov 2001
p. 3
report
It melts incongruently at the peritectic reaction temperature of about 906 K forming liquid (61.6 at.% Ca) and Al 2 Ca phases [16].
906peritectic: L+ Al2Ca -> Al14Ca13Al2Ca: Ca 0.333333; Al14Ca13: Ca 0.481481unspecified[2] ISLAM 2005
cites ref. 25
Table IV, p. 8, row 28
report
905.7peritectic: Liquid + C15 = Al14Ca13Liquid: Ca 0.6229; C15: Ca 0.333333; Al14Ca13: Ca 0.481481model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 42
report
905.5peritectic: Liquid + C15 = Al14Ca13Liquid: Ca 0.6197; C15: Ca 0.333333; Al14Ca13: Ca 0.481481model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 41
report
905.5peritectic: L+ Al2Ca -> Al14Ca13L: Ca 0.6197; Al2Ca: Ca 0.333333; Al14Ca13: Ca 0.481481unspecified[2] ISLAM 2005
cites ref. 28
Table IV, p. 8, row 30
report
905peritectic: Liquid + C15 = Al14Ca13Liquid: Ca 0.6129; C15: Ca 0.333333; Al14Ca13: Ca 0.481481model[1] Ozturk 2005Table V, p. 7, row 44
report
889eutectic: L -> Al4Ca+ Al-fccL: Ca 0.052; Al4Ca: Ca 0.2unspecified[2] ISLAM 2005
cites ref. 24
Table IV, p. 8, row 10
report
889eutectic: Liquid = Al + Al4CaLiquid: Ca 0.052; Al4Ca: Ca 0.2experimental[1] Ozturk 2005
cites Matsuyama 1928
Table V, p. 7, row 3
report
886eutectic: L -> Al4Ca+ Al-fccL: Ca 0.051; Al4Ca: Ca 0.2unspecified[2] ISLAM 2005
cites ref. 26
Table IV, p. 8, row 12
report
886eutectic: L -> Al4Ca+ Al-fccAl4Ca: Ca 0.2unspecified[2] ISLAM 2005
cites ref. 25
Table IV, p. 8, row 11
report
886eutectic: Liquid = Al + Al4CaAl4Ca: Ca 0.2experimental[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 4
report
886eutectic: Liquid = Al + Al4CaLiquid: Ca 0.064; Al4Ca: Ca 0.2experimental[1] Ozturk 2005
cites Bozza 1928
Table V, p. 7, row 2
report
886eutectic: Liquid = Al + Al4CaLiquid: Ca 0.051; Al4Ca: Ca 0.2model[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 7
report
885.9eutectic: Liquid = Al + Al4CaLiquid: Ca 0.0545; Al4Ca: Ca 0.2model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 5
report
885.9eutectic: L -> Al4Ca+ Al-fccL: Ca 0.052; Al4Ca: Ca 0.2model[2] ISLAM 2005Table IV, p. 8, row 14
report
885.9eutectic: L -> Al4Ca+ Al-fccL: Ca 0.0545; Al4Ca: Ca 0.2unspecified[2] ISLAM 2005
cites ref. 28
Table IV, p. 8, row 13
report
884.2eutectic: Liquid = Al + Al4CaLiquid: Ca 0.053; Al4Ca: Ca 0.2model[1] Ozturk 2005Table V, p. 7, row 8
report
884eutectic: Liquid = Al + Al4CaLiquid: Ca 0.056; Al4Ca: Ca 0.2experimental[1] Ozturk 2005
cites Donski 1908 doi
Table V, p. 7, row 1
report
881.2eutectic: Liquid = Al + Al4CaLiquid: Ca 0.0545; Al4Ca: Ca 0.2model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 6
report
837.3eutectic: Liquid = Al3Ca8 + βCaLiquid: Ca 0.7779; Al3Ca8: Ca 0.727273model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 20
report
833eutectic: L -> Al14Ca13+ Ca-bccAl14Ca13: Ca 0.481481unspecified[2] ISLAM 2005
cites ref. 25
Table IV, p. 8, row 19
report
833eutectic: Liquid = Al3Ca8 + βCaLiquid: Ca 0.795; Al3Ca8: Ca 0.727273experimental[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 18
report
830.5eutectic: Liquid = Al14Ca13 + Al3Ca8Liquid: Ca 0.664; Al14Ca13: Ca 0.481481; Al3Ca8: Ca 0.727273model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 12
report
830.5eutectic: L -> Al14Ca13+ Al3Ca8L: Ca 0.664; Al14Ca13: Ca 0.481481; Al3Ca8: Ca 0.727273unspecified[2] ISLAM 2005
cites ref. 28
Table IV, p. 8, row 17
report
829.4eutectic: Liquid = Al14Ca13 + Al3Ca8Liquid: Ca 0.6681; Al14Ca13: Ca 0.481481; Al3Ca8: Ca 0.727273model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 13
report
829eutectic: L -> Al14Ca13+ Al3Ca8Al14Ca13: Ca 0.481481; Al3Ca8: Ca 0.727273unspecified[2] ISLAM 2005
cites ref. 25
Table IV, p. 8, row 15
report
829eutectic: Liquid = Al14Ca13 + Al3Ca8Liquid: Ca 0.662; Al14Ca13: Ca 0.481481; Al3Ca8: Ca 0.727273experimental[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 11
report
828.1eutectic: Liquid = Al14Ca13 + Al3Ca8Liquid: Ca 0.6634; Al14Ca13: Ca 0.481481; Al3Ca8: Ca 0.727273model[1] Ozturk 2005Table V, p. 7, row 15
report
827.85eutectic: L -> Al14Ca13+ Ca-bccL: Ca 0.7969; Al14Ca13: Ca 0.481481model[2] ISLAM 2005Table IV, p. 8, row 22
report
827.8eutectic: Liquid = Al3Ca8 + βCaLiquid: Ca 0.7975; Al3Ca8: Ca 0.727273model[1] Ozturk 2005Table V, p. 7, row 22
report
827.5eutectic: Liquid = Al3Ca8 + βCaLiquid: Ca 0.795; Al3Ca8: Ca 0.727273model[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 21
report
827.5eutectic: L -> Al14Ca13+ Ca-bccL: Ca 0.795; Al14Ca13: Ca 0.481481unspecified[2] ISLAM 2005
cites ref. 26
Table IV, p. 8, row 20
report
825.24eutectic: L -> Al14Ca13+ Al3Ca8L: Ca 0.6597; Al14Ca13: Ca 0.481481; Al3Ca8: Ca 0.727273model[2] ISLAM 2005Table IV, p. 8, row 18
report
825.1eutectic: Liquid = Al14Ca13 + Al3Ca8Liquid: Ca 0.622; Al14Ca13: Ca 0.481481; Al3Ca8: Ca 0.727273model[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 14
report
825.1eutectic: L -> Al14Ca13+ Al3Ca8L: Ca 0.662; Al14Ca13: Ca 0.481481; Al3Ca8: Ca 0.727273unspecified[2] ISLAM 2005
cites ref. 26
Table IV, p. 8, row 16
report
822.5eutectic: L -> Al14Ca13+ Ca-bccL: Ca 0.8053; Al14Ca13: Ca 0.481481unspecified[2] ISLAM 2005
cites ref. 28
Table IV, p. 8, row 21
report
822.5eutectic: Liquid = Al3Ca8 + βCaLiquid: Ca 0.8053; Al3Ca8: Ca 0.727273model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 19
report
820eutectic: Liquid = Al3Ca8 + βCaAl3Ca8: Ca 0.727273experimental[1] Ozturk 2005
cites Donski 1908 doi
Table V, p. 7, row 17
report
820eutectic: Liquid = Al14Ca13 + Al3Ca8Al14Ca13: Ca 0.481481; Al3Ca8: Ca 0.727273experimental[1] Ozturk 2005
cites Donski 1908 doi
Table V, p. 7, row 10
report
818eutectic: Liquid = Al14Ca13 + Al3Ca8Al14Ca13: Ca 0.481481; Al3Ca8: Ca 0.727273experimental[1] Ozturk 2005
cites Matsuyama 1928
Table V, p. 7, row 9
report
818eutectic: Liquid = Al3Ca8 + βCaAl3Ca8: Ca 0.727273experimental[1] Ozturk 2005
cites Matsuyama 1928
Table V, p. 7, row 16
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–Ca system (65)
PhaseCompoundValueT (K)ClassMP DFT (kJ/mol-atom)OQMD DFT (kJ/mol-atom)SourceLocationQuote
Al14Ca13Al14Ca13-26.06 kJ/mol-atom298.15model-25.073 (mp-aaacpwwt)-25.969 (oqmd-20962)[2] ISLAM 2005Table V, p. 9, row 16
report
Al14Ca13Al14Ca13-22.8 kJ/mol-atom800model-25.073 (mp-aaacpwwt)-25.969 (oqmd-20962)[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 15
report
Al14Ca13 (AlCa)-28.904 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 36
report
Al14Ca13 (AlCa)-28.386 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 35
report
Al14Ca13 (AlCa)-27.689 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 39
report
Al14Ca13 (AlCa)Al14Ca13-24.843 kJ/mol-atommodel-25.073 (mp-aaacpwwt)-25.969 (oqmd-20962)[1] Ozturk 2005
cites Ozturk 2002 doi
Table IV, p. 5, row 37
report
Al14Ca13 (AlCa)Al14Ca13-22.8 kJ/mol-atommodel-25.073 (mp-aaacpwwt)-25.969 (oqmd-20962)[1] Ozturk 2005
cites Kevorkov 2001
Table IV, p. 5, row 38
report
Al2CaAl2Ca-34.3 kJ/mol-atom ± 3.5800experimental-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[2] ISLAM 2005
cites ref. 35
Table V, p. 9, row 3
report
Al2CaAl2Ca-33.4 kJ/mol-atom ± 0.61038experimental-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[2] ISLAM 2005
cites ref. 31
Table V, p. 9, row 2
report
Al2CaAl2Ca-31.28 kJ/mol-atom ± 0.46788experimental-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[2] ISLAM 2005
cites ref. 34
Table V, p. 9, row 1
report
Al2CaAl2Ca-29.7 kJ/mol-atom800model-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 5
report
Al2CaAl2Ca-29.4 kJ/mol-atom ± 0.9298.15experimental-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 4
report
Al2CaAl2Ca-29.28 kJ/mol-atom298.15model-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[2] ISLAM 2005Table V, p. 9, row 6
report
Al3Ca8-18.705 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 41
report
Al3Ca8-18.301 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 40
report
Al3Ca8-17.679 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 44
report
Al3Ca8Al3Ca8-15.63 kJ/mol-atom298.15model-14.913 (mp-aaacptlo)-16.15 (oqmd-20963)[2] ISLAM 2005Table V, p. 9, row 14
report
Al3Ca8Al3Ca8-14 kJ/mol-atommodel-14.913 (mp-aaacptlo)-16.15 (oqmd-20963)[1] Ozturk 2005
cites Kevorkov 2001
Table IV, p. 5, row 43
report
Al3Ca8Al3Ca8-14 kJ/mol-atom800model-14.913 (mp-aaacptlo)-16.15 (oqmd-20963)[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 13
report
Al3Ca8Al3Ca8-13.7 kJ/mol-atom ± 1.3298.15experimental-14.913 (mp-aaacptlo)-16.15 (oqmd-20963)[1] Ozturk 2005
cites Kevorkov 2001
Table IV, p. 5, row 45
report
Al3Ca8Al3Ca8-13.7 kJ/mol-atom ± 1.3298.15experimental-14.913 (mp-aaacptlo)-16.15 (oqmd-20963)[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 12
report
Al3Ca8Al3Ca8-12.83 kJ/mol-atommodel-14.913 (mp-aaacptlo)-16.15 (oqmd-20963)[1] Ozturk 2005
cites Ozturk 2002 doi
Table IV, p. 5, row 42
report
Al4CaAl4Ca-28.968 kJ/mol-atommodel-18.794 (mp-aaaaacph)-18.472 (oqmd-2168879)[1] Ozturk 2005
cites Itkin 1988 doi
Table IV, p. 5, row 4
report
Al4Ca-21.615 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 3
report
Al4CaAl4Ca-21 kJ/mol-atom800model-18.794 (mp-aaaaacph)-18.472 (oqmd-2168879)[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 10
report
Al4CaAl4Ca-21 kJ/mol-atommodel-18.794 (mp-aaaaacph)-18.472 (oqmd-2168879)[1] Ozturk 2005
cites Kevorkov 2001
Table IV, p. 5, row 6
report
Al4CaAl4Ca-20.2 kJ/mol-atom ± 0.4298.15experimental-18.794 (mp-aaaaacph)-18.472 (oqmd-2168879)[1] Ozturk 2005
cites Veleckis 1981 doi
Table IV, p. 5, row 9
report
Al4CaAl4Ca-20.18 kJ/mol-atom ± 0.38788experimental-18.794 (mp-aaaaacph)-18.472 (oqmd-2168879)[2] ISLAM 2005
cites ref. 34
Table V, p. 9, row 7
report
Al4Ca-20.034 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 7
report
Al4Ca-19.56 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 1
report
Al4CaAl4Ca-19.4 kJ/mol-atom ± 3.3298.15experimental-18.794 (mp-aaaaacph)-18.472 (oqmd-2168879)[1] Ozturk 2005
cites Notin 1982 doi
Table IV, p. 5, row 10
report
Al4CaAl4Ca-19.4 kJ/mol-atom ± 3.3800experimental-18.794 (mp-aaaaacph)-18.472 (oqmd-2168879)[2] ISLAM 2005
cites ref. 35
Table V, p. 9, row 9
report
Al4CaAl4Ca-19.248 kJ/mol-atommodel-18.794 (mp-aaaaacph)-18.472 (oqmd-2168879)[1] Ozturk 2005
cites Ozturk 2002 doi
Table IV, p. 5, row 5
report
Al4Ca-19.208 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 2
report
Al4CaAl4Ca-18.7 kJ/mol-atom ± 0.31038experimental-18.794 (mp-aaaaacph)-18.472 (oqmd-2168879)[2] ISLAM 2005
cites ref. 31
Table V, p. 9, row 8
report
Al4CaAl4Ca-18.7 kJ/mol-atom ± 0.3298.15experimental-18.794 (mp-aaaaacph)-18.472 (oqmd-2168879)[1] Ozturk 2005
cites Notin 1995 doi
Table IV, p. 5, row 8
report
Al4CaAl4Ca-17.27 kJ/mol-atom298.15model-18.794 (mp-aaaaacph)-18.472 (oqmd-2168879)[2] ISLAM 2005Table V, p. 9, row 11
report
AlCaAlCa-22.8 kJ/mol-atom800model-25.348 (oqmd-1782653)[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 15
report
Al₄Ca-219.5 kJ/mol (basis unstated) ± 20298.15experimental[4] Anglezio 1994
cites ref. 59Koc
Table II, p. 8, row 2
report
Al₄Ca-209 kJ/mol (basis unstated) ± 30298.15experimental[4] Anglezio 1994
cites ref. 59Koc
Table II, p. 8, row 1
report
Al₄Ca-100.9 kJ/mol (basis unstated) ± 1.9298.15experimental[4] Anglezio 1994
cites ref. 81Vel
Table II, p. 8, row 9
report
Al₄Ca-100.509 kJ/mol (basis unstated)800model[4] Anglezio 1994Table II, p. 8, row 8
report
Al₄Ca-97 kJ/mol (basis unstated) ± 16.5800experimental[4] Anglezio 1994
cites ref. 82Not2
Table II, p. 8, row 6
report
Al₄Ca-93.5 kJ/mol (basis unstated)model[4] Anglezio 1994
cites ref. 88Itk
Table II, p. 8, row 10
report
Al₄Ca-93.5 kJ/mol (basis unstated) ± 1.25953experimental[4] Anglezio 1994
cites ref. 82Not1
Table II, p. 8, row 5
report
C15-Al2Al14.653 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 25
report
C15-Al2Al15.391 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 23
report
C15-Al2Al15.391 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 26
report
C15-Al2Al15.57 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 24
report
C15-Al2CaAl2Ca-41.732 kJ/mol-atommodel-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[1] Ozturk 2005
cites Itkin 1988 doi
Table IV, p. 5, row 15
report
C15-Al2Ca-36.604 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 11
report
C15-Al2Ca-36.272 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 13
report
C15-Al2CaAl2Ca-34.3 kJ/mol-atom ± 3.5298.15experimental-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[1] Ozturk 2005
cites Notin 1982 doi
Table IV, p. 5, row 21
report
C15-Al2Ca-34.018 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 14
report
C15-Al2CaAl2Ca-33.4 kJ/mol-atom ± 0.6298.15experimental-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[1] Ozturk 2005
cites Notin 1995 doi
Table IV, p. 5, row 20
report
C15-Al2CaAl2Ca-32.185 kJ/mol-atommodel-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[1] Ozturk 2005
cites Ozturk 2002 doi
Table IV, p. 5, row 16
report
C15-Al2Ca-32.136 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 12
report
C15-Al2Ca-32.048 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 18
report
C15-Al2CaAl2Ca-31.3 kJ/mol-atom ± 0.5298.15experimental-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[1] Ozturk 2005
cites Veleckis 1981 doi
Table IV, p. 5, row 22
report
C15-Al2CaAl2Ca-29.7 kJ/mol-atommodel-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[1] Ozturk 2005
cites Kevorkov 2001
Table IV, p. 5, row 17
report
C15-Al2CaAl2Ca-29.4 kJ/mol-atom ± 0.9298.15experimental-32.104 (mp-aaaaadom)-32.307 (oqmd-5774)[1] Ozturk 2005
cites Kevorkov 2001
Table IV, p. 5, row 19
report
C15-Ca2Al43.208 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 28
report
C15-Ca2Al43.38 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 29
report
C15-Ca2Al46.508 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 30
report
C15-Ca2Al46.508 kJ/mol-atom0DFT[1] Ozturk 2005Table IV, p. 5, row 27
report

Other properties

Phase transition (23)

Phase transition, Al–Ca system
PropertyValueT (K)Phases / compositionClassSourceLocationQuote
Phase transition847.6 K847.6congruent melting: Liquid = Al3Ca8
Liquid: Ca 0.7272; Al3Ca8: Ca 0.727273
model[1] Ozturk 2005Table V, p. 7, row 33
report
Phase transition849.5 K849.5congruent melting: Liquid = Al3Ca8
Liquid: Ca 0.7272; Al3Ca8: Ca 0.727273
model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 31
report
Phase transition852 K852congruent melting: L -> Al3Ca8
L: Ca 0.7272; Al3Ca8: Ca 0.727273
unspecified[2] ISLAM 2005
cites ref. 28
Table IV, p. 8, row 39
report
Phase transition852 K852congruent melting: L -> Al3Ca8
L: Ca 0.727273; Al3Ca8: Ca 0.727273
unspecified[2] ISLAM 2005
cites ref. 24
Table IV, p. 8, row 37
report
Phase transition852 K852congruent melting: Liquid = Al3Ca8
Liquid: Ca 0.727; Al3Ca8: Ca 0.727273
experimental[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 29
report
Phase transition852 K852congruent melting: Liquid = Al3Ca8
Liquid: Ca 0.7272; Al3Ca8: Ca 0.727273
model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 30
report
Phase transition852.43 K852.43congruent melting: L -> Al3Ca8
L: Ca 0.7272; Al3Ca8: Ca 0.727273
model[2] ISLAM 2005Table IV, p. 8, row 40
report
Phase transition853.4 K853.4congruent melting: L -> Al3Ca8
L: Ca 0.727; Al3Ca8: Ca 0.727273
unspecified[2] ISLAM 2005
cites ref. 26
Table IV, p. 8, row 38
report
Phase transition853.4 K853.4congruent melting: Liquid = Al3Ca8
Liquid: Ca 0.7272; Al3Ca8: Ca 0.727273
model[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 32
report
Phase transition933 K933congruent melting: L -> Al-bcc
L: Ca 0
unspecified[2] ISLAM 2005
cites ref. 26
Table IV, p. 8, row 1
report
Phase transition933.33 K933.33congruent melting: L -> Al-bcc
L: Ca 0
unspecified[2] ISLAM 2005
cites ref. 28
Table IV, p. 8, row 2
report
Phase transition933.45 K933.45congruent melting: L -> Al-bcc
L: Ca 0
model[2] ISLAM 2005Table IV, p. 8, row 3
report
Phase transition1346.4 K1346.4congruent melting: Liquid = C15
Liquid: Ca 0.3333; C15: Ca 0.333333
model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 26
report
Phase transition1349.8 K1349.8congruent melting: Liquid = C15
Liquid: Ca 0.3333; C15: Ca 0.333333
model[1] Ozturk 2005Table V, p. 7, row 28
report
Phase transition1352 K1352congruent melting: L -> Al2Ca
L: Ca 0.333; Al2Ca: Ca 0.333333
unspecified[2] ISLAM 2005
cites ref. 24
Table IV, p. 8, row 32
report
Phase transition1352 K1352congruent melting: Liquid = C15
Liquid: Ca 0.333; C15: Ca 0.333333
experimental[1] Ozturk 2005
cites Matsuyama 1928
Table V, p. 7, row 23
report
Phase transition1354 K1354congruent melting: L -> Al2Ca
L: Ca 0.3333; Al2Ca: Ca 0.333333
unspecified[2] ISLAM 2005
cites ref. 28
Table IV, p. 8, row 35
report
Phase transition1354 K1354congruent melting: Liquid = C15
Liquid: Ca 0.3333; C15: Ca 0.333333
model[1] Ozturk 2005
cites Ozturk 2002 doi
Table V, p. 7, row 25
report
Phase transition1359 K1359congruent melting: L -> Al2Ca
L: Ca 0.333333; Al2Ca: Ca 0.333333
unspecified[2] ISLAM 2005
cites ref. 25
Table IV, p. 8, row 33
report
Phase transition1359 K1359congruent melting: Liquid = C15
Liquid: Ca 0.333; C15: Ca 0.333333
experimental[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 24
report
Phase transition1359.1 K1359.1congruent melting: L -> Al2Ca
L: Ca 0.3333; Al2Ca: Ca 0.333333
model[2] ISLAM 2005Table IV, p. 8, row 36
report
Phase transition1359.6 K1359.6congruent melting: L -> Al2Ca
L: Ca 0.333; Al2Ca: Ca 0.333333
unspecified[2] ISLAM 2005
cites ref. 26
Table IV, p. 8, row 34
report
Phase transition1359.6 K1359.6congruent melting: Liquid = C15
Liquid: Ca 0.3333; C15: Ca 0.333333
model[1] Ozturk 2005
cites Kevorkov 2001 doi
Table V, p. 7, row 27
report

Formation (31)

Formation, Al–Ca system
PropertyValueT (K)Phases / compositionClassSourceLocationQuote
Entropy of formation
printed: ΔSf
-22.95 J/mol (basis unstated)/KAl₄Camodel[4] Anglezio 1994
cites ref. 88Itk
Table II, p. 8, row 10
report
Entropy of formation
printed: ΔfS
-5.63 J/mol-atom/K298.15Al14Ca13
alloy: Ca 0.481481
model[2] ISLAM 2005Table V, p. 9, row 16
report
Entropy of formation
printed: ΔfS
-5.38 J/mol-atom/K298.15Al2Ca
alloy: Ca 0.333333
model[2] ISLAM 2005Table V, p. 9, row 6
report
Entropy of formation
printed: ΔfS
-2.3 J/mol-atom/K298.15Al3Ca8
alloy: Ca 0.727273
model[2] ISLAM 2005Table V, p. 9, row 14
report
Entropy of formation
printed: ΔfS
-2.24 J/mol-atom/K298.15Al4Ca
alloy: Ca 0.2
model[2] ISLAM 2005Table V, p. 9, row 11
report
Entropy of formation
printed: ΔSf
-21.45 J/mol (basis unstated)/K ± 3.9298.15Al₄Caexperimental[4] Anglezio 1994
cites ref. 81Vel
Table II, p. 8, row 9
report
Entropy of formation
printed: ΔfS
-5.67 J/mol-atom/K ± 0.93788Al2Ca
alloy: Ca 0.333333
experimental[2] ISLAM 2005
cites ref. 34
Table V, p. 9, row 1
report
Entropy of formation
printed: ΔfS
-4.29 J/mol-atom/K ± 0.78788Al4Ca
alloy: Ca 0.2
experimental[2] ISLAM 2005
cites ref. 34
Table V, p. 9, row 7
report
Entropy of formation
printed: ΔfS
-2.15 J/mol-atom/K800Al14Ca13
alloy: Ca 0.481481
model[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 15
report
Entropy of formation
printed: ΔfS
-6.1 J/mol-atom/K ± 1.1800Al2Ca
alloy: Ca 0.333333
experimental[2] ISLAM 2005
cites ref. 35
Table V, p. 9, row 3
report
Entropy of formation
printed: ΔfS
-5.02 J/mol-atom/K800Al2Ca
alloy: Ca 0.333333
model[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 5
report
Entropy of formation
printed: ΔfS
-0.47 J/mol-atom/K800Al3Ca8
alloy: Ca 0.727273
model[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 13
report
Entropy of formation
printed: ΔfS
-5.49 J/mol-atom/K800Al4Ca
alloy: Ca 0.2
model[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 10
report
Entropy of formation
printed: ΔfS
-1.1 J/mol-atom/K ± 0.5800Al4Ca
alloy: Ca 0.2
experimental[2] ISLAM 2005
cites ref. 35
Table V, p. 9, row 9
report
Entropy of formation
printed: ΔfS
-2.15 J/mol-atom/K800AlCa
alloy: Ca 0.481481
model[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 15
report
Entropy of formation
printed: ΔSf
-5.5 J/mol (basis unstated)/K ± 2.5800Al₄Caexperimental[4] Anglezio 1994
cites ref. 82Not2
Table II, p. 8, row 6
report
Entropy of formation
printed: ΔSf
-23.85 J/mol (basis unstated)/K800Al₄Camodel[4] Anglezio 1994Table II, p. 8, row 8
report
Gibbs energy of formation
printed: ΔfG
-24.38 kJ/mol-atom298.15Al14Ca13
alloy: Ca 0.481481
model[2] ISLAM 2005Table V, p. 9, row 16
report
Gibbs energy of formation
printed: ΔfG
-27.7 kJ/mol-atom298.15Al2Ca
alloy: Ca 0.333333
model[2] ISLAM 2005Table V, p. 9, row 6
report
Gibbs energy of formation
printed: ΔfG
-14.94 kJ/mol-atom298.15Al3Ca8
alloy: Ca 0.727273
model[2] ISLAM 2005Table V, p. 9, row 14
report
Gibbs energy of formation
printed: ΔfG
-16.6 kJ/mol-atom298.15Al4Ca
alloy: Ca 0.2
model[2] ISLAM 2005Table V, p. 9, row 11
report
Gibbs energy of formation
printed: ΔfG
-21.1 kJ/mol-atom800Al14Ca13
alloy: Ca 0.481481
model[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 15
report
Gibbs energy of formation
printed: ΔfG
-28.3 kJ/mol-atom ± 0.3800Al2Ca
alloy: Ca 0.333333
experimental[2] ISLAM 2005
cites ref. 35
Table V, p. 9, row 3
report
Gibbs energy of formation
printed: ΔfG
-25.7 kJ/mol-atom800Al2Ca
alloy: Ca 0.333333
model[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 5
report
Gibbs energy of formation
printed: ΔfG
-13.6 kJ/mol-atom800Al3Ca8
alloy: Ca 0.727273
model[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 13
report
Gibbs energy of formation
printed: ΔfG
-16.6 kJ/mol-atom800Al4Ca
alloy: Ca 0.2
model[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 10
report
Gibbs energy of formation
printed: ΔfG
-17.8 kJ/mol-atom ± 0.14800Al4Ca
alloy: Ca 0.2
experimental[2] ISLAM 2005
cites ref. 35
Table V, p. 9, row 9
report
Gibbs energy of formation
printed: ΔfG
-21.1 kJ/mol-atom800AlCa
alloy: Ca 0.481481
model[2] ISLAM 2005
cites ref. 26
Table V, p. 9, row 15
report
Gibbs energy of formation
printed: ΔGf
-0.089 kJ/mol (basis unstated) ± 7.000e-4800Al₄Caexperimental[4] Anglezio 1994
cites ref. 82Not2
Table II, p. 8, row 6
report
Gibbs energy of formation
printed: ΔGf
-81.43 kJ/mol (basis unstated)800Al₄Camodel[4] Anglezio 1994Table II, p. 8, row 8
report
Gibbs energy of formation
printed: ΔGf
-89 kJ/mol (basis unstated)823Al₄Caexperimental[4] Anglezio 1994
cites ref. 77Pre
Table II, p. 8, row 3
report

Crystal structure (78)

Crystal structure, Al–Ca system
PropertyValueT (K)Phases / compositionClassSourceLocationQuote
Lattice a4.346 Å0Al4Ca
alloy: Ca 0.2
DFT[1] Ozturk 2005Table III, p. 4, row 3
report
Lattice a4.245 Å0Al4Ca
alloy: Ca 0.2
DFT[1] Ozturk 2005Table III, p. 4, row 1
report
Lattice a4.258 Å0Al4Ca
alloy: Ca 0.2
DFT[1] Ozturk 2005Table III, p. 4, row 2
report
Lattice a7.484 Å0C15-Al2Al
alloy: Ca 0
DFT[1] Ozturk 2005Table III, p. 4, row 12
report
Lattice a7.479 Å0C15-Al2Al
alloy: Ca 0
DFT[1] Ozturk 2005Table III, p. 4, row 10
report
Lattice a7.358 Å0C15-Al2Al
alloy: Ca 0
DFT[1] Ozturk 2005Table III, p. 4, row 11
report
Lattice a8.004 Å0C15-Al2Ca
alloy: Ca 0.333333
DFT[1] Ozturk 2005Table III, p. 4, row 8
report
Lattice a8.014 Å0C15-Al2Ca
alloy: Ca 0.333333
DFT[1] Ozturk 2005Table III, p. 4, row 6
report
Lattice a7.846 Å0C15-Al2Ca
alloy: Ca 0.333333
DFT[1] Ozturk 2005Table III, p. 4, row 5
report
Lattice a7.856 Å0C15-Al2Ca
alloy: Ca 0.333333
DFT[1] Ozturk 2005Table III, p. 4, row 7
report
Lattice a8.892 Å0C15-Ca2Al
alloy: Ca 0.666667
DFT[1] Ozturk 2005Table III, p. 4, row 14
report
Lattice a9.278 Å0C15-Ca2Al
alloy: Ca 0.666667
DFT[1] Ozturk 2005Table III, p. 4, row 13
report
Lattice a9.209 Å0C15-Ca2Al
alloy: Ca 0.666667
DFT[1] Ozturk 2005Table III, p. 4, row 15
report
Lattice a3.216 Åbcc (A2)
alloy: Ca 0
model[1] Ozturk 2005
cites Boettger 1996 doi
Table I, p. 3, row 11
report
Lattice a3.239 Å0bcc (A2)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 10
report
Lattice a3.186 Å0bcc (A2)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 7
report
Lattice a3.233 Å0bcc (A2)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 8
report
Lattice a3.183 Å0bcc (A2)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 9
report
Lattice a3.969 Å0fcc (A1)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 3
report
Lattice a4.0495 Åfcc (A1)
alloy: Ca 0
experimental[1] Ozturk 2005
cites Witt 1967 doi
Table I, p. 3, row 6
report
Lattice a4.04 Å0fcc (A1)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 4
report
Lattice a4.039 Å0fcc (A1)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 2
report
Lattice a4.02 Åfcc (A1)
alloy: Ca 0
model[1] Ozturk 2005
cites Boettger 1996 doi
Table I, p. 3, row 5
report
Lattice a3.981 Å0fcc (A1)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 1
report
Lattice a2.808 Å0hcp (A3)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 14
report
Lattice a2.852 Å0hcp (A3)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 15
report
Lattice a2.845 Åhcp (A3)
alloy: Ca 0
model[1] Ozturk 2005
cites Boettger 1996 doi
Table I, p. 3, row 16
report
Lattice a2.856 Å0hcp (A3)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 13
report
Lattice a2.817 Å0hcp (A3)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 12
report
Lattice a15.146 Å298.15Al14Ca13
alloy: Ca 0.481481
DFT[1] Ozturk 2005Table III, p. 4, row 19
report
Lattice a15.428 Å298.15Al14Ca13
alloy: Ca 0.481481
DFT[1] Ozturk 2005Table III, p. 4, row 20
report
Lattice a15.551 Å298.15Al14Ca13
alloy: Ca 0.481481
experimental[1] Ozturk 2005
cites Huang 1998 doi
Table III, p. 4, row 21
report
Lattice a9.484 Å298.15Al3Ca8
alloy: Ca 0.727273
experimental[1] Ozturk 2005
cites Huang 1998 doi
Table III, p. 4, row 24
report
Lattice a9.176 Å298.15Al3Ca8
alloy: Ca 0.727273
DFT[1] Ozturk 2005Table III, p. 4, row 22
report
Lattice a9.417 Å298.15Al3Ca8
alloy: Ca 0.727273
DFT[1] Ozturk 2005Table III, p. 4, row 23
report
Lattice a4.36 Å298.15Al4Ca
alloy: Ca 0.2
experimental[1] Ozturk 2005
cites Nowotny 2005
Table III, p. 4, row 4
report
Lattice a8.02 Å298.15C15-Al2Ca
alloy: Ca 0.333333
experimental[1] Ozturk 2005
cites Nowotny 1939
Table III, p. 4, row 9
report
Lattice b4.346 Å0Al4Ca
alloy: Ca 0.2
DFT[1] Ozturk 2005Table III, p. 4, row 3
report
Lattice b4.245 Å0Al4Ca
alloy: Ca 0.2
DFT[1] Ozturk 2005Table III, p. 4, row 1
report
Lattice b4.258 Å0Al4Ca
alloy: Ca 0.2
DFT[1] Ozturk 2005Table III, p. 4, row 2
report
Lattice b9.488 Å298.15Al14Ca13
alloy: Ca 0.481481
DFT[1] Ozturk 2005Table III, p. 4, row 19
report
Lattice b9.676 Å298.15Al14Ca13
alloy: Ca 0.481481
DFT[1] Ozturk 2005Table III, p. 4, row 20
report
Lattice b9.873 Å298.15Al14Ca13
alloy: Ca 0.481481
experimental[1] Ozturk 2005
cites Huang 1998 doi
Table III, p. 4, row 21
report
Lattice b9.592 Å298.15Al3Ca8
alloy: Ca 0.727273
experimental[1] Ozturk 2005
cites Huang 1998 doi
Table III, p. 4, row 24
report
Lattice b9.228 Å298.15Al3Ca8
alloy: Ca 0.727273
DFT[1] Ozturk 2005Table III, p. 4, row 22
report
Lattice b9.485 Å298.15Al3Ca8
alloy: Ca 0.727273
DFT[1] Ozturk 2005Table III, p. 4, row 23
report
Lattice b4.36 Å298.15Al4Ca
alloy: Ca 0.2
experimental[1] Ozturk 2005
cites Nowotny 2005
Table III, p. 4, row 4
report
Lattice c11.2 Å0Al4Ca
alloy: Ca 0.2
DFT[1] Ozturk 2005Table III, p. 4, row 3
report
Lattice c11.121 Å0Al4Ca
alloy: Ca 0.2
DFT[1] Ozturk 2005Table III, p. 4, row 1
report
Lattice c11.051 Å0Al4Ca
alloy: Ca 0.2
DFT[1] Ozturk 2005Table III, p. 4, row 2
report
Lattice c4.663 Å0hcp (A3)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 14
report
Lattice c4.752 Å0hcp (A3)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 15
report
Lattice c4.646 Åhcp (A3)
alloy: Ca 0
model[1] Ozturk 2005
cites Boettger 1996 doi
Table I, p. 3, row 16
report
Lattice c4.712 Å0hcp (A3)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 13
report
Lattice c4.647 Å0hcp (A3)
alloy: Ca 0
DFT[1] Ozturk 2005Table I, p. 3, row 12
report
Lattice c9.572 Å298.15Al14Ca13
alloy: Ca 0.481481
DFT[1] Ozturk 2005Table III, p. 4, row 19
report
Lattice c9.776 Å298.15Al14Ca13
alloy: Ca 0.481481
DFT[1] Ozturk 2005Table III, p. 4, row 20
report
Lattice c9.726 Å298.15Al14Ca13
alloy: Ca 0.481481
experimental[1] Ozturk 2005
cites Huang 1998 doi
Table III, p. 4, row 21
report
Lattice c9.671 Å298.15Al3Ca8
alloy: Ca 0.727273
experimental[1] Ozturk 2005
cites Huang 1998 doi
Table III, p. 4, row 24
report
Lattice c9.294 Å298.15Al3Ca8
alloy: Ca 0.727273
DFT[1] Ozturk 2005Table III, p. 4, row 22
report
Lattice c9.567 Å298.15Al3Ca8
alloy: Ca 0.727273
DFT[1] Ozturk 2005Table III, p. 4, row 23
report
Lattice c11.09 Å298.15Al4Ca
alloy: Ca 0.2
experimental[1] Ozturk 2005
cites Nowotny 2005
Table III, p. 4, row 4
report
lattice alpha90 deg298.15Al14Ca13
alloy: Ca 0.481481
DFT[1] Ozturk 2005Table III, p. 4, row 19
report
lattice alpha90 deg298.15Al14Ca13
alloy: Ca 0.481481
experimental[1] Ozturk 2005
cites Huang 1998 doi
Table III, p. 4, row 21
report
lattice alpha99.02 deg298.15Al3Ca8
alloy: Ca 0.727273
experimental[1] Ozturk 2005
cites Huang 1998 doi
Table III, p. 4, row 24
report
lattice alpha98.87 deg298.15Al3Ca8
alloy: Ca 0.727273
DFT[1] Ozturk 2005Table III, p. 4, row 22
report
lattice alpha98.94 deg298.15Al3Ca8
alloy: Ca 0.727273
DFT[1] Ozturk 2005Table III, p. 4, row 23
report
lattice beta107.93 deg298.15Al14Ca13
alloy: Ca 0.481481
DFT[1] Ozturk 2005Table III, p. 4, row 19
report
lattice beta108.01 deg298.15Al14Ca13
alloy: Ca 0.481481
DFT[1] Ozturk 2005Table III, p. 4, row 20
report
lattice beta108.09 deg298.15Al14Ca13
alloy: Ca 0.481481
experimental[1] Ozturk 2005
cites Huang 1998 doi
Table III, p. 4, row 21
report
lattice beta101.13 deg298.15Al3Ca8
alloy: Ca 0.727273
experimental[1] Ozturk 2005
cites Huang 1998 doi
Table III, p. 4, row 24
report
lattice beta101.01 deg298.15Al3Ca8
alloy: Ca 0.727273
DFT[1] Ozturk 2005Table III, p. 4, row 22
report
lattice beta101.13 deg298.15Al3Ca8
alloy: Ca 0.727273
DFT[1] Ozturk 2005Table III, p. 4, row 23
report
lattice gamma90 deg298.15Al14Ca13
alloy: Ca 0.481481
DFT[1] Ozturk 2005Table III, p. 4, row 19
report
lattice gamma90 deg298.15Al14Ca13
alloy: Ca 0.481481
experimental[1] Ozturk 2005
cites Huang 1998 doi
Table III, p. 4, row 21
report
lattice gamma119.55 deg298.15Al3Ca8
alloy: Ca 0.727273
experimental[1] Ozturk 2005
cites Huang 1998 doi
Table III, p. 4, row 24
report
lattice gamma119.85 deg298.15Al3Ca8
alloy: Ca 0.727273
DFT[1] Ozturk 2005Table III, p. 4, row 22
report
lattice gamma119.7 deg298.15Al3Ca8
alloy: Ca 0.727273
DFT[1] Ozturk 2005Table III, p. 4, row 23
report

Sources

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

  1. Koray Ozturk, Yu Zhong, Long-Qing Chen, Zi-Kui Liu, Jorge O. Sofo, C. Wolverton, Linking first-principles energetics to CALPHAD: An application to thermodynamic modeling of the Al-Ca binary system, Metall Mater Trans A 36, 5-13 (2005). doi:10.1007/s11661-005-0133-0
  2. F. ISLAM, M. MEDRAJ, THERMODYNAMIC MODELLING OF THE Mg-Al-Ca SYSTEM, Canadian Metallurgical Quarterly 44, 523-536 (2005). doi:10.1179/cmq.2005.44.4.523
  3. Koray Ozturk, Long-Qing Chen, Zi-Kui Liu, Thermodynamic assessment of the Al–Ca binary system using random solution and associate models, Journal of Alloys and Compounds 340, 199-206 (2002). doi:10.1016/s0925-8388(01)01713-3
  4. J.C. Anglezio, C. Servant, I. Ansara, Contribution to the experimental and thermodynamic assessment of the AlCaFeSi system—I. AlCaFe, AlCaSi, AlFeSi and CaFeSi systems, Calphad 18, 273-309 (1994). doi:10.1016/0364-5916(94)90034-5