Cu–In system

132 accepted literature values from 3 paper(s) (experimental 68, model 43, unspecified 21); 5 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 (12) · papers (bibliography) · Markdown

Accepted values by evidence class
Evidence class	Values
experimental	68
model	43
unspecified	21

Accepted values by property group
Property group	Values
invariant reaction	14
formation	95
heat capacity / entropy / enthalpy	9
activity / EMF / Gibbs energy	13
other property	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
CuIn-02Her.tdb	J. Hertz, K. El Aissaoui, L. Bouirden, J. Phase Equilib., 23, 473-79(2002). doi:10.1361/105497102770331163	`939f507801d25dfedfbdb53d98aa4b9de9881ddc086c1c6ec1a336695d54c1e1`	viewer · TDB · JSON
CuIn-02Liu-LB.tdb	H.S. Liu, X.J. Liu, Y. Cui, C.P. Wang, I. Ohnuma, R. Kainuma, Z.P. Jin, K. Ishida, J. Phase Equilib., 23, 409-15(2002). doi:10.1361/105497102770331352	`bfea037b638c16451fa9c26556f2aed833fde4c5fce7a177189f0155c6425852`	viewer · TDB · JSON
CuIn-02Liu-orig.tdb	H.S. Liu, X.J. Liu, Y. Cui, C.P. Wang, I. Ohnuma, R. Kainuma, Z.P. Jin, K. Ishida, J. Phase Equilib., 23, 409-15(2002). doi:10.1361/105497102770331352	`d4b7857edb2a6ed41060f42b719ca0c7cba0e2cfe7cd2ed15ed33621c33802e0`	viewer · TDB · JSON
CuIn-24Cha.tdb	F.-L. Chang, Y.-H. Lin, H.-T. Hung, C.R. Kao, Calphad, 85, 102700(2024). doi:10.1016/j.calphad.2024.102700	`afb9d98766f375ca977b6a223cdf5b0494a55a711219dc2bcb9f3af5eaa590c2`	viewer · TDB · JSON
CuIn-93Kao.tdb	C.R. Kao, A. Bolcavage, S.-L. Chen, S.W. Chen, Y.A. Chang, A.D. Romig, J. Phase Equilib., 14, 22-30(1993). doi:10.1007/BF02652158	`d051d27676496f92444de699809360a167eb806c65d79492e85deebad53d0387`	viewer · TDB · JSON

Calculated three-phase invariants (model, mole fraction of the second component)
TDB file	T (K)	Phases at the invariant
CuIn-02Her.tdb	981.55	FCC_A1 (x(In) 0.0998) + BCC_A2 (x(In) 0.1871) + LIQUID (x(In) 0.20581)
CuIn-02Her.tdb	940.31	BCC_A2 (x(In) 0.24672) + CU9IN4_D83 (x(In) 0.29518) + LIQUID (x(In) 0.29657)
CuIn-02Her.tdb	922.29	CU9IN4_D83 (x(In) 0.33886) + CU2IN_B82 (x(In) 0.34178) + LIQUID (x(In) 0.4025)
CuIn-02Her.tdb	912.46	CU7IN3 (x(In) 0.3) + CU9IN4_D83 (x(In) 0.31781) + CU2IN_B82 (x(In) 0.3266)
CuIn-02Her.tdb	910.07	BCC_A2 (x(In) 0.23068) + CU9IN4_D83 (x(In) 0.28245) + CU7IN3 (x(In) 0.3)
CuIn-02Her.tdb	910.07	BCC_A2 (x(In) 0.2306) + CU9IN4_D83 (x(In) 0.28239) + CU7IN3 (x(In) 0.3)
CuIn-02Her.tdb	852.44	FCC_A1 (x(In) 0.10352) + BCC_A2 (x(In) 0.19555) + CU7IN3 (x(In) 0.3)
CuIn-02Her.tdb	852.44	FCC_A1 (x(In) 0.10353) + BCC_A2 (x(In) 0.19556) + CU7IN3 (x(In) 0.3)
CuIn-02Her.tdb	582.85	CU2IN_B82 (x(In) 0.39879) + CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.97559)
CuIn-02Her.tdb	582.85	CU2IN_B82 (x(In) 0.39879) + CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.97564)
CuIn-02Her.tdb	428.55	CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.99744) + TETRAGONAL_A6 (x(In) 1)
CuIn-02Her.tdb	428.55	CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.99745) + TETRAGONAL_A6 (x(In) 1)
CuIn-02Her.tdb	373.31	CU2IN_B82 (x(In) 0.40007) + CU11IN9 (x(In) 0.45) + TETRAGONAL_A6 (x(In) 1)
CuIn-02Her.tdb	373.31	CU2IN_B82 (x(In) 0.40007) + CU11IN9 (x(In) 0.45) + TETRAGONAL_A6 (x(In) 1)
CuIn-02Her.tdb	373.31	CU2IN_B82 (x(In) 0.40007) + CU11IN9 (x(In) 0.45) + TETRAGONAL_A6 (x(In) 1)
CuIn-02Her.tdb	334.9	CU7IN3 (x(In) 0.3) + CU2IN_B82 (x(In) 0.40003) + TETRAGONAL_A6 (x(In) 1)
CuIn-02Her.tdb	334.9	CU7IN3 (x(In) 0.3) + CU2IN_B82 (x(In) 0.40003) + TETRAGONAL_A6 (x(In) 1)
CuIn-02Liu-LB.tdb	984.32	FCC_A1 (x(In) 0.09144) + BCC_A2 (x(In) 0.18704) + LIQUID (x(In) 0.20946)
CuIn-02Liu-LB.tdb	957.29	BCC_A2 (x(In) 0.2298) + LIQUID (x(In) 0.25964) + CU9IN4_D83 (x(In) 0.28092)
CuIn-02Liu-LB.tdb	942.76	CU9IN4_D83 (x(In) 0.3176) + CU2IN_B82 (x(In) 0.35275) + LIQUID (x(In) 0.37931)
CuIn-02Liu-LB.tdb	889.05	BCC_A2 (x(In) 0.21289) + CU9IN4_D83 (x(In) 0.27969) + CU7IN3 (x(In) 0.3)
CuIn-02Liu-LB.tdb	889.05	BCC_A2 (x(In) 0.21284) + CU9IN4_D83 (x(In) 0.27969) + CU7IN3 (x(In) 0.3)
CuIn-02Liu-LB.tdb	886.25	CU7IN3 (x(In) 0.3) + CU9IN4_D83 (x(In) 0.31976) + CU2IN_B82 (x(In) 0.35197)
CuIn-02Liu-LB.tdb	840.77	FCC_A1 (x(In) 0.08763) + BCC_A2 (x(In) 0.19286) + CU7IN3 (x(In) 0.3)
CuIn-02Liu-LB.tdb	840.77	FCC_A1 (x(In) 0.08762) + BCC_A2 (x(In) 0.19287) + CU7IN3 (x(In) 0.3)
CuIn-02Liu-LB.tdb	662.2	CU7IN3 (x(In) 0.3) + CU2IN_LT (x(In) 0.36) + CU2IN_B82 (x(In) 0.36329)
CuIn-02Liu-LB.tdb	579.19	CU2IN_B82 (x(In) 0.38524) + CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.96386)
CuIn-02Liu-LB.tdb	570.92	CU2IN_LT (x(In) 0.36) + CU2IN_B82 (x(In) 0.38488) + CU11IN9 (x(In) 0.45)
CuIn-02Liu-LB.tdb	426.95	CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.99413) + TETRAGONAL_A6 (x(In) 1)
CuIn-02Liu-LB.tdb	426.95	CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.99413) + TETRAGONAL_A6 (x(In) 1)
CuIn-02Liu-orig.tdb	978.17	FCC_A1 (x(In) 0.0937) + BCC_A2 (x(In) 0.18864) + LIQUID (x(In) 0.21115)
CuIn-02Liu-orig.tdb	953.26	BCC_A2 (x(In) 0.22865) + LIQUID (x(In) 0.2575) + CU9IN4_D83 (x(In) 0.28078)
CuIn-02Liu-orig.tdb	940.63	CU9IN4_D83 (x(In) 0.31803) + CU2IN_B82 (x(In) 0.33678) + LIQUID (x(In) 0.37798)
CuIn-02Liu-orig.tdb	889.05	BCC_A2 (x(In) 0.21289) + CU9IN4_D83 (x(In) 0.27969) + CU7IN3 (x(In) 0.3)
CuIn-02Liu-orig.tdb	889.05	BCC_A2 (x(In) 0.21288) + CU9IN4_D83 (x(In) 0.27969) + CU7IN3 (x(In) 0.3)
CuIn-02Liu-orig.tdb	886.57	CU7IN3 (x(In) 0.3) + CU9IN4_D83 (x(In) 0.31961) + CU2IN_B82 (x(In) 0.33779)
CuIn-02Liu-orig.tdb	843.54	FCC_A1 (x(In) 0.09025) + BCC_A2 (x(In) 0.1939) + CU7IN3 (x(In) 0.3)
CuIn-02Liu-orig.tdb	663.07	CU7IN3 (x(In) 0.3) + CU2IN_LT (x(In) 0.36) + CU2IN_B82 (x(In) 0.3612)
CuIn-02Liu-orig.tdb	579.95	CU2IN_B82 (x(In) 0.37716) + CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.96463)
CuIn-02Liu-orig.tdb	567.86	CU2IN_LT (x(In) 0.36) + CU2IN_B82 (x(In) 0.37664) + CU11IN9 (x(In) 0.45)
CuIn-02Liu-orig.tdb	567.86	CU2IN_LT (x(In) 0.36) + CU2IN_B82 (x(In) 0.37666) + CU11IN9 (x(In) 0.45)
CuIn-02Liu-orig.tdb	427.04	CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.99431) + TETRAGONAL_A6 (x(In) 1)
CuIn-02Liu-orig.tdb	427.04	CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.99432) + TETRAGONAL_A6 (x(In) 1)
CuIn-24Cha.tdb	978.17	FCC_A1 (x(In) 0.0937) + BCC_A2 (x(In) 0.18864) + LIQUID (x(In) 0.21115)
CuIn-24Cha.tdb	953.26	BCC_A2 (x(In) 0.22865) + LIQUID (x(In) 0.2575) + CU9IN4_D83 (x(In) 0.28078)
CuIn-24Cha.tdb	940.63	CU9IN4_D83 (x(In) 0.31803) + CU2IN_B82 (x(In) 0.33678) + LIQUID (x(In) 0.37798)
CuIn-24Cha.tdb	889.05	BCC_A2 (x(In) 0.21289) + CU9IN4_D83 (x(In) 0.27969) + CU7IN3 (x(In) 0.3)
CuIn-24Cha.tdb	889.05	BCC_A2 (x(In) 0.21288) + CU9IN4_D83 (x(In) 0.27969) + CU7IN3 (x(In) 0.3)
CuIn-24Cha.tdb	886.57	CU7IN3 (x(In) 0.3) + CU9IN4_D83 (x(In) 0.31961) + CU2IN_B82 (x(In) 0.33779)
CuIn-24Cha.tdb	843.54	FCC_A1 (x(In) 0.09025) + BCC_A2 (x(In) 0.1939) + CU7IN3 (x(In) 0.3)
CuIn-24Cha.tdb	663.07	CU7IN3 (x(In) 0.3) + CU2IN_LT (x(In) 0.36) + CU2IN_B82 (x(In) 0.3612)
CuIn-24Cha.tdb	579.95	CU2IN_B82 (x(In) 0.37716) + CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.96463)
CuIn-24Cha.tdb	567.86	CU2IN_LT (x(In) 0.36) + CU2IN_B82 (x(In) 0.37664) + CU11IN9 (x(In) 0.45)
CuIn-24Cha.tdb	567.86	CU2IN_LT (x(In) 0.36) + CU2IN_B82 (x(In) 0.37666) + CU11IN9 (x(In) 0.45)
CuIn-24Cha.tdb	427.04	CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.99431) + TETRAGONAL_A6 (x(In) 1)
CuIn-24Cha.tdb	380.76	CU11IN9 (x(In) 0.45) + CUIN2 (x(In) 0.667) + TETRAGONAL_A6 (x(In) 1)
CuIn-93Kao.tdb	983.67	FCC_A1 (x(In) 0.10397) + CU4IN (x(In) 0.2) + LIQUID (x(In) 0.21042)
CuIn-93Kao.tdb	983.67	FCC_A1 (x(In) 0.10396) + CU4IN (x(In) 0.2) + LIQUID (x(In) 0.21041)
CuIn-93Kao.tdb	948.6	CU4IN (x(In) 0.2) + LIQUID (x(In) 0.25802) + CU7IN3 (x(In) 0.3)
CuIn-93Kao.tdb	948.6	CU4IN (x(In) 0.2) + LIQUID (x(In) 0.25765) + CU7IN3 (x(In) 0.3)
CuIn-93Kao.tdb	948.6	CU4IN (x(In) 0.2) + LIQUID (x(In) 0.25797) + CU7IN3 (x(In) 0.3)
CuIn-93Kao.tdb	948.6	CU4IN (x(In) 0.2) + LIQUID (x(In) 0.25763) + CU7IN3 (x(In) 0.3)
CuIn-93Kao.tdb	939.33	CU7IN3 (x(In) 0.3) + CU2IN (x(In) 0.33333) + LIQUID (x(In) 0.37813)
CuIn-93Kao.tdb	939.33	CU7IN3 (x(In) 0.3) + CU2IN (x(In) 0.33333) + LIQUID (x(In) 0.37764)
CuIn-93Kao.tdb	864.81	FCC_A1 (x(In) 0.10103) + CU4IN (x(In) 0.2) + CU7IN3 (x(In) 0.3)
CuIn-93Kao.tdb	864.81	FCC_A1 (x(In) 0.10102) + CU4IN (x(In) 0.2) + CU7IN3 (x(In) 0.3)
CuIn-93Kao.tdb	864.81	FCC_A1 (x(In) 0.10103) + CU4IN (x(In) 0.2) + CU7IN3 (x(In) 0.3)
CuIn-93Kao.tdb	579.39	CU2IN (x(In) 0.33333) + CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.9536)
CuIn-93Kao.tdb	579.39	CU2IN (x(In) 0.33333) + CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.95358)
CuIn-93Kao.tdb	579.39	CU2IN (x(In) 0.33333) + CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.95369)
CuIn-93Kao.tdb	425.92	CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.99202) + TETRAGONAL_A6 (x(In) 1)
CuIn-93Kao.tdb	425.92	CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.99208) + TETRAGONAL_A6 (x(In) 1)
CuIn-93Kao.tdb	425.92	CU11IN9 (x(In) 0.45) + LIQUID (x(In) 0.99209) + TETRAGONAL_A6 (x(In) 1)

Convex hulls: Materials Project DFT hull · OQMD DFT hull · CALPHAD hull CuIn-02Her · CALPHAD hull CuIn-02Liu-LB · CALPHAD hull CuIn-02Liu-orig · CALPHAD hull CuIn-93Kao

Invariant reactions (literature)

Invariant reactions reported in the literature for the Cu–In system (14)
T (K)	Reaction / phases	Compositions (mole fraction)	Class	Source	Location
983.7	L + α -> β		model	[1] Kao 1993	Table 4, p. 7, row 2 report
983	L + α -> β		experimental	[1] Kao 1993 cites ref. 1	Table 4, p. 7, row 1 report
959.7	congruent melting: L -> γ	L: Cu 0.7, In 0.3 (basis unresolved); γ: Cu 0.7, In 0.3 (basis unresolved)	model	[1] Kao 1993	Table 4, p. 7, row 4 report
957	congruent melting: L -> γ	L: Cu 0.7, In 0.3 (basis unresolved); γ: Cu 0.7, In 0.3 (basis unresolved)	experimental	[1] Kao 1993 cites ref. 1	Table 4, p. 7, row 3 report
951	eutectic: L -> β + γ	γ: Cu 0.7, In 0.3 (basis unresolved)	experimental	[1] Kao 1993 cites ref. 1	Table 4, p. 7, row 5 report
950.7	eutectic: L -> β + γ	γ: Cu 0.7, In 0.3 (basis unresolved)	model	[1] Kao 1993	Table 4, p. 7, row 6 report
940.3	L + γ -> η	γ: Cu 0.7, In 0.3 (basis unresolved); η: Cu 0.666667, In 0.333333 (basis unresolved)	model	[1] Kao 1993	Table 4, p. 7, row 8 report
940	L + γ -> η	γ: Cu 0.7, In 0.3 (basis unresolved); η: Cu 0.666667, In 0.333333 (basis unresolved)	experimental	[1] Kao 1993 cites ref. 1	Table 4, p. 7, row 7 report
847.1	β -> α + δ2		model	[1] Kao 1993	Table 4, p. 7, row 10 report
847	β -> α + δ2		experimental	[1] Kao 1993 cites ref. 1	Table 4, p. 7, row 9 report
580.1	L + η -> Cu11In9	η: Cu 0.666667, In 0.333333 (basis unresolved); Cu11In9: Cu 0.55, In 0.45 (basis unresolved)	model	[1] Kao 1993	Table 4, p. 7, row 12 report
580	L + η -> Cu11In9	η: Cu 0.666667, In 0.333333 (basis unresolved); Cu11In9: Cu 0.55, In 0.45 (basis unresolved)	experimental	[1] Kao 1993 cites ref. 1	Table 4, p. 7, row 11 report
427.7	eutectic: L -> Cu11In9 + (In)	Cu11In9: Cu 0.55, In 0.45 (basis unresolved)	experimental	[1] Kao 1993 cites ref. 1	Table 4, p. 7, row 13 report
426.1	eutectic: L -> Cu11In9 + (In)	Cu11In9: Cu 0.55, In 0.45 (basis unresolved)	model	[1] Kao 1993	Table 4, p. 7, row 14 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, Cu–In system (95)
Phase	Value	T (K)	Class	Source	Location
β	-2.423 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Kang 1976	Table 3, p. 6, row 5 report
β	-2.423 kJ/mol (basis unstated)	903	experimental	[1] Kao 1993 cites ref. 14	Table 3, p. 5, row 3 report
β	-1.487 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 6 report
β	-1.33 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 4 report
β	-0.976 kJ/mol (basis unstated)	903	unspecified	[1] Kao 1993	Table 3, p. 5, row 4 report
β	-0.949 kJ/mol (basis unstated)	941	unspecified	[1] Kao 1993	Table 3, p. 5, row 6 report
β	-0.464 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Kang 1976	Table 3, p. 6, row 3 report
β	-0.464 kJ/mol (basis unstated)	941	experimental	[1] Kao 1993 cites ref. 14	Table 3, p. 5, row 5 report
β	-0.431 kJ/mol (basis unstated)	903	experimental	[1] Kao 1993 cites ref. 14	Table 3, p. 5, row 1 report
β	-0.431 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Kang 1976	Table 3, p. 6, row 1 report
β	-0.431 kJ/mol (basis unstated)	903	experimental	[3] Hertz 2002 cites Kang 1976	Table 2, p. 5, row 1 report
β	-0.048 kJ/mol (basis unstated)	903	model	[3] Hertz 2002	Table 2, p. 5, row 2 report
γ	-6.774 kJ/mol (basis unstated)	903	unspecified	[1] Kao 1993	Table 3, p. 5, row 8 report
γ	-6.734 kJ/mol (basis unstated)	941	unspecified	[1] Kao 1993	Table 3, p. 5, row 10 report
γ	-6.1 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Kang 1976	Table 3, p. 6, row 13 report
γ	-6.088 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Kang 1976	Table 3, p. 6, row 15 report
γ	-5.667 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 14 report
γ	-5.665 kJ/mol (basis unstated)	903	experimental	[1] Kao 1993 cites ref. 14	Table 3, p. 5, row 7 report
γ	-5.542 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 12 report
γ	-5.23 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Kang 1976	Table 3, p. 6, row 7 report
γ	-5.147 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 10 report
γ	-4.424 kJ/mol (basis unstated)	941	experimental	[1] Kao 1993 cites ref. 14	Table 3, p. 5, row 9 report
γ	-4.218 kJ/mol (basis unstated)	935	model	[3] Hertz 2002	Table 2, p. 5, row 4 report
γ	-3.874 kJ/mol (basis unstated)	941	experimental	[3] Hertz 2002 cites Kang 1976	Table 2, p. 5, row 3 report
γ	-3.874 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Kang 1976	Table 3, p. 6, row 11 report
γ	-3.31 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Kang 1976	Table 3, p. 6, row 9 report
δ	-8.745 kJ/mol (basis unstated)	723	experimental	[3] Hertz 2002 cites Vinakurova 1976	Table 2, p. 5, row 5 report
δ	-8.68 kJ/mol (basis unstated)	723	experimental	[1] Kao 1993 cites ref. 22	Table 3, p. 5, row 13 report
δ	-8.65 kJ/mol (basis unstated)	773	experimental	[1] Kao 1993 cites ref. 22	Table 3, p. 5, row 15 report
δ	-8.62 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Dichi 2000	Table 3, p. 6, row 18 report
δ	-8.62 kJ/mol (basis unstated)	298.15	experimental	[3] Hertz 2002 cites Dichi 2000	Table 2, p. 5, row 7 report
δ	-8.535 kJ/mol (basis unstated)	723	experimental	[3] Hertz 2002 cites Kleppa 1956 doi	Table 2, p. 5, row 9 report
δ	-8.52 kJ/mol (basis unstated)	298.15	model	[3] Hertz 2002	Table 2, p. 5, row 8 report
δ	-8.52 kJ/mol (basis unstated)	723	model	[3] Hertz 2002	Table 2, p. 5, row 6 report
δ	-8.5 kJ/mol (basis unstated)	723	experimental	[1] Kao 1993 cites ref. 10	Table 3, p. 5, row 11 report
δ	-7.991 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 19 report
δ	-6.962 kJ/mol (basis unstated)	723	unspecified	[1] Kao 1993	Table 3, p. 5, row 12 report
δ	-6.909 kJ/mol (basis unstated)	773	unspecified	[1] Kao 1993	Table 3, p. 5, row 16 report
η	-8.211 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites ref. 200	Table 3, p. 6, row 37 report
η	-8.211 kJ/mol (basis unstated)	298.15	experimental	[3] Hertz 2002 cites Dichi 2000	Table 2, p. 5, row 17 report
η	-8.117 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 38 report
η	-8 kJ/mol (basis unstated)	723	experimental	[1] Kao 1993 cites ref. 10	Table 3, p. 5, row 17 report
η	-7.78 kJ/mol (basis unstated)	723	experimental	[1] Kao 1993 cites ref. 22	Table 3, p. 5, row 21 report
η	-7.7 kJ/mol (basis unstated)	723	experimental	[1] Kao 1993 cites ref. 10	Table 3, p. 5, row 19 report
η	-7.7 kJ/mol (basis unstated)	723	experimental	[1] Kao 1993 cites ref. 22	Table 3, p. 5, row 23 report
η	-7.55 kJ/mol (basis unstated)	773	experimental	[1] Kao 1993 cites ref. 22	Table 3, p. 5, row 29 report
η	-7.548 kJ/mol (basis unstated)	773	experimental	[3] Hertz 2002 cites Vinakurova 1976	Table 2, p. 5, row 15 report
η	-7.531 kJ/mol (basis unstated)	723	experimental	[3] Hertz 2002 cites Kleppa 1956 doi	Table 2, p. 5, row 21 report
η	-7.47 kJ/mol (basis unstated)	723	experimental	[1] Kao 1993 cites ref. 22	Table 3, p. 5, row 25 report
η	-7.47 kJ/mol (basis unstated)	773	experimental	[1] Kao 1993 cites ref. 22	Table 3, p. 5, row 35 report
η	-7.45 kJ/mol (basis unstated)	773	experimental	[1] Kao 1993 cites ref. 22	Table 3, p. 5, row 31 report
η	-7.42 kJ/mol (basis unstated)	773	experimental	[1] Kao 1993 cites ref. 22	Table 3, p. 5, row 33 report
η	-7.382 kJ/mol (basis unstated)	723	experimental	[3] Hertz 2002 cites Vinakurova 1976	Table 2, p. 5, row 19 report
η	-7.38 kJ/mol (basis unstated)	723	experimental	[1] Kao 1993 cites ref. 22	Table 3, p. 5, row 27 report
η	-7.185 kJ/mol (basis unstated)	723	unspecified	[1] Kao 1993	Table 3, p. 5, row 24 report
η	-7.132 kJ/mol (basis unstated)	723	unspecified	[1] Kao 1993	Table 3, p. 5, row 26 report
η	-7.11 kJ/mol (basis unstated)	723	unspecified	[1] Kao 1993	Table 3, p. 5, row 22 report
η	-7.096 kJ/mol (basis unstated)	773	unspecified	[1] Kao 1993	Table 3, p. 5, row 34 report
η	-7.074 kJ/mol (basis unstated)	773	unspecified	[1] Kao 1993	Table 3, p. 5, row 32 report
η	-7.048 kJ/mol (basis unstated)	773	unspecified	[1] Kao 1993	Table 3, p. 5, row 36 report
η	-6.962 kJ/mol (basis unstated)	723	unspecified	[1] Kao 1993	Table 3, p. 5, row 12 report
η	-6.933 kJ/mol (basis unstated)	773	unspecified	[1] Kao 1993	Table 3, p. 5, row 30 report
η	-6.909 kJ/mol (basis unstated)	773	unspecified	[1] Kao 1993	Table 3, p. 5, row 16 report
η	-6.839 kJ/mol (basis unstated)	723	unspecified	[1] Kao 1993	Table 3, p. 5, row 28 report
η	-6.774 kJ/mol (basis unstated)	903	unspecified	[1] Kao 1993	Table 3, p. 5, row 8 report
η	-6.734 kJ/mol (basis unstated)	941	unspecified	[1] Kao 1993	Table 3, p. 5, row 10 report
η	-6.636 kJ/mol (basis unstated)	903	experimental	[3] Hertz 2002 cites Kang 1976	Table 2, p. 5, row 11 report
η	-6.636 kJ/mol (basis unstated)	903	experimental	[1] Kao 1993 cites ref. 14	Table 3, p. 5, row 37 report
η	-6.591 kJ/mol (basis unstated)	903	unspecified	[1] Kao 1993	Table 3, p. 5, row 40 report
η	-6.573 kJ/mol (basis unstated)	723	unspecified	[1] Kao 1993	Table 3, p. 5, row 18 report
η	-6.54 kJ/mol (basis unstated)	723	model	[3] Hertz 2002	Table 2, p. 5, row 20 report
η	-6.477 kJ/mol (basis unstated)	903	unspecified	[1] Kao 1993	Table 3, p. 5, row 38 report
η	-6.402 kJ/mol (basis unstated)	903	experimental	[3] Hertz 2002 cites Kang 1976	Table 2, p. 5, row 13 report
η	-6.402 kJ/mol (basis unstated)	903	experimental	[1] Kao 1993 cites ref. 14	Table 3, p. 5, row 39 report
η	-5.916 kJ/mol (basis unstated)	903	model	[3] Hertz 2002	Table 2, p. 5, row 14 report
η	-5.837 kJ/mol (basis unstated)	903	model	[3] Hertz 2002	Table 2, p. 5, row 12 report
η + δ	-7.519 kJ/mol (basis unstated)	298.15	model	[3] Hertz 2002	Table 2, p. 5, row 18 report
η + δ	-7.055 kJ/mol (basis unstated)	773	model	[3] Hertz 2002	Table 2, p. 5, row 16 report
η'	-7.78 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 26 report
η'	-7.757 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 22 report
η'	-7.66 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Kleppa 1956 doi	Table 3, p. 6, row 21 report
η'	-7.548 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 24 report
η'	-7.445 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 27 report
η'	-7.382 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 23 report
η'	-7.264 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 31 report
η'	-6.636 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 33 report
η'	-6.402 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 35 report
η′	-8.011 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Kleppa 1956 doi	Table 3, p. 6, row 20 report
η′	-7.504 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 30 report
η′	-7.463 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 32 report
η′	-7.422 kJ/mol (basis unstated)	298.15	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 29 report
η′	-7.417 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 28 report
η′	-7.267 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 25 report
η′	-7.113 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 36 report
η′	-6.915 kJ/mol (basis unstated)		model	[2] Liu 2002	Table 3, p. 6, row 34 report

Other properties

Heat capacity / entropy / enthalpy (9)

Heat capacity / entropy / enthalpy, Cu–In system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Entropy printed: ΔmS	14.4 J/K · mol		Cu11In9 alloy: In 0.45	model	[1] Kao 1993 cites ref. 34	Table 5, p. 7, row 9 report
Entropy printed: ΔmS	8.7 J/K · mol		Cu11In9 alloy: In 0.45	model	[1] Kao 1993 cites ref. 34	Table 5, p. 7, row 8 report
Entropy printed: ΔmS	9 J/K · mol		δCu7In3 alloy: In 0.3	model	[1] Kao 1993 cites ref. 34	Table 5, p. 7, row 2 report
Entropy printed: ΔmS	14.1 J/K · mol		δCu7In3 alloy: In 0.3	model	[1] Kao 1993 cites ref. 34	Table 5, p. 7, row 3 report
Entropy printed: ΔmS	14.2 J/K · mol		ηCu2In alloy: In 0.333333	model	[1] Kao 1993 cites ref. 34	Table 5, p. 7, row 6 report
Entropy printed: ΔmS	8.9 J/K · mol		ηCu2In alloy: In 0.333333	model	[1] Kao 1993 cites ref. 34	Table 5, p. 7, row 5 report
Entropy printed: ΔmS	11.6 J/K · mol	844.15	Cu11In9 alloy: In 0.45	model	[1] Kao 1993	Table 5, p. 7, row 7 report
Entropy printed: ΔmS	9.9 J/K · mol	949.15	ηCu2In alloy: In 0.333333	model	[1] Kao 1993	Table 5, p. 7, row 4 report
Entropy printed: ΔmS	11.1 J/K · mol	960.15	δCu7In3 alloy: In 0.3	model	[1] Kao 1993	Table 5, p. 7, row 1 report

Activity / EMF / Gibbs energy (13)

Activity / EMF / Gibbs energy, Cu–In system
Property	Value	Phases / composition	Class	Source	Location
Gibbs energy printed: ΔG	-7642 J/mol	δ alloy: Cu 0.7, In 0.3	model	[2] Liu 2002	Table 3, p. 6, row 19 report
Gibbs energy printed: ΔG	-7714 J/mol	δ alloy: Cu 0.7, In 0.3	experimental	[2] Liu 2002 cites Kutsenok 1983	Table 3, p. 6, row 17 report
Gibbs energy printed: ΔG	-7251 J/mol	η' alloy: Cu 0.648, In 0.352	model	[2] Liu 2002	Table 3, p. 6, row 25 report
Gibbs energy printed: ΔG	-5584 J/mol	η' alloy: Cu 0.625, In 0.375	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 31 report
Gibbs energy printed: ΔG	-5601 J/mol	η' alloy: Cu 0.61, In 0.39	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 23 report
Gibbs energy printed: ΔG	-7259 J/mol	η' alloy: Cu 0.642, In 0.358	model	[2] Liu 2002	Table 3, p. 6, row 28 report
Gibbs energy printed: ΔG	-7251 J/mol	η' alloy: Cu 0.635, In 0.365	model	[2] Liu 2002	Table 3, p. 6, row 30 report
Gibbs energy printed: ΔG	-5712 J/mol	η′ alloy: Cu 0.635, In 0.365	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 22 report
Gibbs energy printed: ΔG	-5600 J/mol	η′ alloy: Cu 0.635, In 0.365	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 29 report
Gibbs energy printed: ΔG	-5738 J/mol	η′ alloy: Cu 0.642, In 0.358	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 26 report
Gibbs energy printed: ΔG	-7211 J/mol	η′ alloy: Cu 0.625, In 0.375	model	[2] Liu 2002	Table 3, p. 6, row 32 report
Gibbs energy printed: ΔG	-5608 J/mol	η′ alloy: Cu 0.648, In 0.352	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 24 report
Gibbs energy printed: ΔG	-5624 J/mol	η′ alloy: Cu 0.642, In 0.358	experimental	[2] Liu 2002 cites Vinokurova 1976	Table 3, p. 6, row 27 report

Other property (1)

Other property, Cu–In system
Property	Value	T (K)	Phases / composition	Class	Source	Location	Quote
Other printed: ⌬Hmelt	8340 unspecified ± 168	955.5		experimental	[3] Hertz 2002 cites Bahari 1999	p. 5 report	According to Bahari et al. [1999Bah] the measured enthalpy of melting of the ␥ phase at 955.5 K is ⌬Hmelt(␥, xIn ⳱ 0.300) ⳱ 8340 ± 168 J/mol; while the model gives ⌬Hmelt(␥, xIn ⳱ 0.300) ⳱ 11 325 J/mol.

Sources

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

C. R. Kao, A. Bolccwage, S. -L. Chen, S. W. Chen, Y. A. Chang, A. D. Romig, Phase equilibria of the cu-in system II: Thermodynamic assessment and calculation of phase diagram, JPE 14, 22-30 (1993). doi:10.1007/bf02652158
H. S. Liu, Y. Cui, K. Ishida, X. J. Liu, C. P. Wang, I. Ohnuma et al., Thermodynamic assessment of the Cu-In binary system, JPE 23, 409-415 (2002). doi:10.1361/105497102770331352
Jean Hertz, Khadija Aissaoui, Lahcen Bouirden, A thermodynamic optimization of the Cu-In system, JPE 23, 473-479 (2002). doi:10.1361/105497102770331163

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}
}