Sn–Zr system

63 accepted literature values from 3 paper(s) (experimental 14, model 33, unspecified 16); 7 calculated phase diagram(s). 7 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 class	Values
experimental	14
model	33
unspecified	16

Accepted values by property group
Property group	Values
invariant reaction	34
phase equilibrium	5
formation	20
mixing / partial	2
crystal structure	2

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
SnZr-08Jer.tdb	R. Jerlerud Perez, C. Toffolon-Masclet, J.-M. Joubert, B. Sundman, Calphad, 32, 593-601(2008). doi:10.1016/j.calphad.2008.04.001	`036ae254a34338732263f855a4f7c00e8ad16dfc87dc38bff274d10da3034181`	viewer · TDB · JSON
SnZr-19Laf.tdb	P. Lafaye, C. Toffolon-Masclet, J.-C. Crivello, J.-M. Joubert, Calphad, 64, 43-54(2019). doi:10.1016/j.calphad.2018.11.002	`8197c2228e6891844ed0fde69a12f271c1b77196115f13b5058b37a3fc2a4bb6`	viewer · TDB · JSON
SnZr-24Pen.tdb	J. Peng, J. Shen, X. Feng, Z. Cheng, Calphad, 85, 102672(2024). doi:10.1016/j.calphad.2024.102672	`05a16eefb0b8c3c86ac2ba79861160b94441ee8ee62e5c2adf22982e88570b12`	viewer · TDB · JSON
SnZr-98Kor.tdb	J. Korb, K. Hack, COST 507, Final report round 2, 1998.	`2f5c7b85378bbe0b9550e760feeed903581aef0e6f525eb9100e344042692054`	viewer · TDB · JSON
SnZr-98Sub-LB.tdb	N. Subasic, Calphad, 22, 157-65(1998). doi:10.1016/S0364-5916(98)00021-2	`36c8c635a52078e78023f8d2eaade2c6ff049ad1d1bc914c8bb000662a59cf09`	viewer · TDB · JSON
SnZr-98Sub-orig.tdb	N. Subasic, Calphad, 22, 157-65(1998). doi:10.1016/S0364-5916(98)00021-2	`76bd4dba75de9b8f486326fe3ed3d19bf46d55e7247679d306abc958ca51239a`	viewer · TDB · JSON
SnZr-99Dup.tdb	N. Dupin, I. Ansara, C. Servant, C. Toffolon, C. Lemaignan, J.C. Brachet, J. Nucl. Mater., 275, 287-95(1999). doi:10.1016/S0022-3115(99)00125-7	`664531d6e2473eccac59cb91adfc77d2f8b41e498621292b417369b8d0b8080b`	viewer · TDB · JSON

Calculated three-phase invariants (model, mole fraction of the second component)
TDB file	T (K)	Phases at the invariant
SnZr-08Jer.tdb	1859.41	SN3ZR5_ETA (x(Zr) 0.61878) + LIQUID (x(Zr) 0.80999) + BCC_A2 (x(Zr) 0.82938)
SnZr-08Jer.tdb	1595.92	SN3ZR5_ETA (x(Zr) 0.62415) + SNZR4_A15 (x(Zr) 0.79503) + BCC_A2 (x(Zr) 0.87856)
SnZr-08Jer.tdb	1399.7	LIQUID (x(Zr) 0.21242) + SN2ZR_C54 (x(Zr) 0.33333) + SN3ZR5_ETA (x(Zr) 0.55731)
SnZr-08Jer.tdb	1216.43	SNZR4_A15 (x(Zr) 0.8051) + HCP_A3 (x(Zr) 0.93462) + BCC_A2 (x(Zr) 0.9546)
SnZr-08Jer.tdb	505.07	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 3.000e-5) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-08Jer.tdb	505.07	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 3.000e-5) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-19Laf.tdb	1860.6	SN3ZR5_ETA (x(Zr) 0.62472) + LIQUID (x(Zr) 0.81772) + BCC_A2 (x(Zr) 0.85052)
SnZr-19Laf.tdb	1621.36	SN3ZR5_ETA (x(Zr) 0.62491) + SNZR4_A15 (x(Zr) 0.80579) + BCC_A2 (x(Zr) 0.88294)
SnZr-19Laf.tdb	1399.38	LIQUID (x(Zr) 0.22247) + SN2ZR_C54 (x(Zr) 0.33333) + SN3ZR5_ETA (x(Zr) 0.55775)
SnZr-19Laf.tdb	1219.87	SNZR4_A15 (x(Zr) 0.81542) + HCP_A3 (x(Zr) 0.94058) + BCC_A2 (x(Zr) 0.94287)
SnZr-19Laf.tdb	505.07	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 3.000e-5) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-19Laf.tdb	505.07	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 3.000e-5) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-24Pen.tdb	1861.5	SN3ZR5_ETA (x(Zr) 0.61331) + LIQUID (x(Zr) 0.80277) + BCC_A2 (x(Zr) 0.80782)
SnZr-24Pen.tdb	1512.73	SN3ZR5_ETA (x(Zr) 0.62427) + SNZR4_A15 (x(Zr) 0.80547) + BCC_A2 (x(Zr) 0.87855)
SnZr-24Pen.tdb	1428.35	LIQUID (x(Zr) 0.24988) + SN2ZR_C54 (x(Zr) 0.33333) + SN3ZR5_ETA (x(Zr) 0.56126)
SnZr-24Pen.tdb	1233.87	SNZR4_A15 (x(Zr) 0.81058) + HCP_A3 (x(Zr) 0.92091) + BCC_A2 (x(Zr) 0.93816)
SnZr-24Pen.tdb	504.97	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 3.500e-4) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-24Pen.tdb	504.97	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 3.500e-4) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-98Kor.tdb	1868.52	SN3ZR5_D88 (x(Zr) 0.625) + LIQUID (x(Zr) 0.82901) + BCC_A2 (x(Zr) 0.84414)
SnZr-98Kor.tdb	1868.52	SN3ZR5_D88 (x(Zr) 0.625) + LIQUID (x(Zr) 0.82925) + BCC_A2 (x(Zr) 0.8444)
SnZr-98Kor.tdb	1596.01	SN3ZR5_D88 (x(Zr) 0.625) + SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.89068)
SnZr-98Kor.tdb	1596.01	SN3ZR5_D88 (x(Zr) 0.625) + SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.89069)
SnZr-98Kor.tdb	1596.01	SN3ZR5_D88 (x(Zr) 0.625) + SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.89065)
SnZr-98Kor.tdb	1433.16	LIQUID (x(Zr) 0.18944) + SN2ZR_C54 (x(Zr) 0.33333) + SN3ZR5_D88 (x(Zr) 0.625)
SnZr-98Kor.tdb	1433.16	LIQUID (x(Zr) 0.18957) + SN2ZR_C54 (x(Zr) 0.33333) + SN3ZR5_D88 (x(Zr) 0.625)
SnZr-98Kor.tdb	1253.56	SNZR4_A15 (x(Zr) 0.8) + HCP_A3 (x(Zr) 0.94092) + BCC_A2 (x(Zr) 0.96865)
SnZr-98Kor.tdb	1253.56	SNZR4_A15 (x(Zr) 0.8) + HCP_A3 (x(Zr) 0.94092) + BCC_A2 (x(Zr) 0.96865)
SnZr-98Kor.tdb	502.01	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 0.00565) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-98Kor.tdb	502.01	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 0.00564) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-98Kor.tdb	502.01	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 0.00563) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-98Sub-LB.tdb	1792.67	SN3ZR5_D88 (x(Zr) 0.625) + LIQUID (x(Zr) 0.82593) + BCC_A2 (x(Zr) 0.85772)
SnZr-98Sub-LB.tdb	1792.67	SN3ZR5_D88 (x(Zr) 0.625) + LIQUID (x(Zr) 0.82613) + BCC_A2 (x(Zr) 0.85792)
SnZr-98Sub-LB.tdb	1593.12	SN3ZR5_D88 (x(Zr) 0.625) + SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.87458)
SnZr-98Sub-LB.tdb	1593.12	SN3ZR5_D88 (x(Zr) 0.625) + SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.8746)
SnZr-98Sub-LB.tdb	1593.12	SN3ZR5_D88 (x(Zr) 0.625) + SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.87454)
SnZr-98Sub-LB.tdb	1411.91	SN2ZR_C54 (x(Zr) 0.33333) + LIQUID (x(Zr) 0.33616) + SN3ZR5_D88 (x(Zr) 0.625)
SnZr-98Sub-LB.tdb	1411.91	SN2ZR_C54 (x(Zr) 0.33333) + LIQUID (x(Zr) 0.33638) + SN3ZR5_D88 (x(Zr) 0.625)
SnZr-98Sub-LB.tdb	1252.12	SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.94869) + HCP_A3 (x(Zr) 0.95106)
SnZr-98Sub-LB.tdb	502.99	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 0.00553) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-98Sub-LB.tdb	502.99	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 0.00552) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-98Sub-orig.tdb	1792.67	SN3ZR5_D88 (x(Zr) 0.625) + LIQUID (x(Zr) 0.82593) + BCC_A2 (x(Zr) 0.85772)
SnZr-98Sub-orig.tdb	1792.67	SN3ZR5_D88 (x(Zr) 0.625) + LIQUID (x(Zr) 0.82613) + BCC_A2 (x(Zr) 0.85792)
SnZr-98Sub-orig.tdb	1593.12	SN3ZR5_D88 (x(Zr) 0.625) + SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.87458)
SnZr-98Sub-orig.tdb	1593.12	SN3ZR5_D88 (x(Zr) 0.625) + SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.8746)
SnZr-98Sub-orig.tdb	1593.12	SN3ZR5_D88 (x(Zr) 0.625) + SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.87454)
SnZr-98Sub-orig.tdb	1411.91	SN2ZR_C54 (x(Zr) 0.33333) + LIQUID (x(Zr) 0.33616) + SN3ZR5_D88 (x(Zr) 0.625)
SnZr-98Sub-orig.tdb	1411.91	SN2ZR_C54 (x(Zr) 0.33333) + LIQUID (x(Zr) 0.33638) + SN3ZR5_D88 (x(Zr) 0.625)
SnZr-98Sub-orig.tdb	1252.25	SNZR4_A15 (x(Zr) 0.8) + HCP_A3 (x(Zr) 0.94059) + BCC_A2 (x(Zr) 0.94864)
SnZr-98Sub-orig.tdb	1252.25	SNZR4_A15 (x(Zr) 0.8) + HCP_A3 (x(Zr) 0.94061) + BCC_A2 (x(Zr) 0.94866)
SnZr-98Sub-orig.tdb	502.99	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 0.00553) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-98Sub-orig.tdb	502.99	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 0.00552) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-99Dup.tdb	1894.81	SN3ZR5_D88 (x(Zr) 0.625) + LIQUID (x(Zr) 0.82442) + BCC_A2 (x(Zr) 0.84597)
SnZr-99Dup.tdb	1894.81	SN3ZR5_D88 (x(Zr) 0.625) + LIQUID (x(Zr) 0.82451) + BCC_A2 (x(Zr) 0.84607)
SnZr-99Dup.tdb	1573.43	SN3ZR5_D88 (x(Zr) 0.625) + SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.87401)
SnZr-99Dup.tdb	1573.43	SN3ZR5_D88 (x(Zr) 0.625) + SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.87401)
SnZr-99Dup.tdb	1573.43	SN3ZR5_D88 (x(Zr) 0.625) + SNZR4_A15 (x(Zr) 0.8) + BCC_A2 (x(Zr) 0.87397)
SnZr-99Dup.tdb	1385.56	LIQUID (x(Zr) 0.29889) + SN2ZR_C54 (x(Zr) 0.33333) + SN3ZR5_D88 (x(Zr) 0.625)
SnZr-99Dup.tdb	1385.56	LIQUID (x(Zr) 0.29931) + SN2ZR_C54 (x(Zr) 0.33333) + SN3ZR5_D88 (x(Zr) 0.625)
SnZr-99Dup.tdb	1261.07	SNZR4_A15 (x(Zr) 0.8) + HCP_A3 (x(Zr) 0.93551) + BCC_A2 (x(Zr) 0.94559)
SnZr-99Dup.tdb	1261.07	SNZR4_A15 (x(Zr) 0.8) + HCP_A3 (x(Zr) 0.93554) + BCC_A2 (x(Zr) 0.94562)
SnZr-99Dup.tdb	505.03	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 1.600e-4) + SN2ZR_C54 (x(Zr) 0.33333)
SnZr-99Dup.tdb	505.03	BCT_A5 (x(Zr) 0) + LIQUID (x(Zr) 1.600e-4) + SN2ZR_C54 (x(Zr) 0.33333)

Convex hulls: Materials Project DFT hull · OQMD DFT hull · CALPHAD hull SnZr-08Jer · CALPHAD hull SnZr-19Laf · CALPHAD hull SnZr-98Kor · CALPHAD hull SnZr-98Sub-LB · CALPHAD hull SnZr-98Sub-orig · CALPHAD hull SnZr-99Dup

Invariant reactions (literature)

Invariant reactions reported in the literature for the Sn–Zr system (34)
T (K)	Reaction / phases	Compositions (mole fraction)	Class	Source	Location
2265	congruent melting: η <-> Liq	η: Sn 0.398	unspecified	[1] Pérez 2008	Table 5, p. 8, row 12 report
2263	congruent melting: η <-> Liq	η: Sn 0.412	unspecified	[1] Pérez 2008 cites Kwon 1990 doi	Table 5, p. 8, row 11 report
2261	congruent melting: L = Zr5Sn3	L: Sn 0.375, Zr 0.625; Zr5Sn3: Sn 0.375, Zr 0.625	unspecified	[2] Subasic 1998 cites ref. 83Abr	Table 1, p. 3, row 12 report
2260	congruent melting: L = Zr5Sn3	Zr5Sn3: Sn 0.4	model	[2] Subasic 1998	Table 1, p. 3, row 11 report
2258	congruent melting: η <-> Liq	η: Sn 0.375	experimental	[1] Pérez 2008 cites McPherson 1953	Table 5, p. 8, row 10 report
2245	congruent melting: Liquid -> Sn3Zr5	Liquid: Zr 0.625; Sn3Zr5: Zr 0.625	model	[3] (ed.) 1998	Table I, p. 308, row 6 report
2128	congruent melting: L = β Zr	β Zr: Sn 0	model	[2] Subasic 1998	Table 1, p. 3, row 13 report
2128	congruent melting: L = β Zr		unspecified	[2] Subasic 1998 cites ref. 83Abr	Table 1, p. 3, row 14 report
1868.5	eutectic: Liquid -> bcc-A2 + Sn3Zr5	Liquid: Zr 0.892; bcc-A2: Zr 0.844; Sn3Zr5: Zr 0.625	model	[3] (ed.) 1998	Table I, p. 308, row 1 report
1865	eutectic: L = β Zr + Zr5Sn3	Zr5Sn3: Sn 0.375, Zr 0.625	unspecified	[2] Subasic 1998 cites ref. 83Abr	Table 1, p. 3, row 2 report
1863	eutectic: Liq <-> βZr + η	Liq: Sn 0.191; βZr: Sn 0.17; η: Sn 0.375	experimental	[1] Pérez 2008 cites McPherson 1953	Table 5, p. 8, row 1 report
1859	eutectic: Liq <-> βZr + η	Liq: Sn 0.19; βZr: Sn 0.171; η: Sn 0.381	unspecified	[1] Pérez 2008	Table 5, p. 8, row 2 report
1793	eutectic: L = β Zr + Zr5Sn3	L: Sn 0.191; β Zr: Sn 0.17; Zr5Sn3: Sn 0.4	model	[2] Subasic 1998	Table 1, p. 3, row 1 report
1600	peritectoid: β Zr + Zr5Sn3 = Zr4Sn	Zr5Sn3: Sn 0.375, Zr 0.625; Zr4Sn: Sn 0.2, Zr 0.8	unspecified	[2] Subasic 1998 cites ref. 83Abr	Table 1, p. 3, row 4 report
1598	peritectoid: βZr + η <-> A15	βZr: Sn 0.12; η: Sn 0.375; A15: Sn 0.2	experimental	[1] Pérez 2008 cites McPherson 1953	Table 5, p. 8, row 3 report
1596	peritectoid: βZr + η <-> A15	βZr: Sn 0.121; η: Sn 0.376; A15: Sn 0.205	unspecified	[1] Pérez 2008	Table 5, p. 8, row 4 report
1595.5	peritectoid: bcc-A2 + Sn3Zr5 -> SnZr4	bcc-A2: Zr 0.891; Sn3Zr5: Zr 0.625; SnZr4: Zr 0.8	model	[3] (ed.) 1998	Table I, p. 308, row 2 report
1593	peritectoid: β Zr + Zr5Sn3 = Zr4Sn	β Zr: Sn 0.118; Zr5Sn3: Sn 0.4; Zr4Sn: Sn 0.2	model	[2] Subasic 1998	Table 1, p. 3, row 3 report
1433.3	peritectoid: Liquid + Sn3Zr5 -> Sn2Zr	Liquid: Zr 0.189; Sn3Zr5: Zr 0.625; Sn2Zr: Zr 0.333	model	[3] (ed.) 1998	Table I, p. 308, row 4 report
1415	peritectic: Zr5Sn3 + L = ZrSn2	Zr5Sn3: Sn 0.375, Zr 0.625; ZrSn2: Sn 0.666667, Zr 0.333333	unspecified	[2] Subasic 1998 cites ref. 83Abr	Table 1, p. 3, row 6 report
1413	peritectic: η + Liq <-> ZrSn2	η: Sn 0.367; Liq: Sn 0.7896; ZrSn2: Sn 0.667	experimental	[1] Pérez 2008 cites McPherson 1953	Table 5, p. 8, row 8 report
1412	peritectic: Zr5Sn3 + L = ZrSn2	Zr5Sn3: Sn 0.4; L: Sn 0.79; ZrSn2: Sn 0.666	model	[2] Subasic 1998	Table 1, p. 3, row 5 report
1400	peritectic: η + Liq <-> ZrSn2	η: Sn 0.443; Liq: Sn 0.7876; ZrSn2: Sn 0.667	unspecified	[1] Pérez 2008	Table 5, p. 8, row 9 report
1255	peritectoid: β Zr + Zr4Sn = α Zr	Zr4Sn: Sn 0.2, Zr 0.8	unspecified	[2] Subasic 1998 cites ref. 83Abr	Table 1, p. 3, row 8 report
1254	peritectoid: bcc-A2 + SnZr4 -> hcp-A3	bcc-A2: Zr 0.968; SnZr4: Zr 0.8; hcp-A3: Zr 0.941	model	[3] (ed.) 1998	Table I, p. 308, row 3 report
1253	peritectoid: βZr + A15 <-> αZr	βZr: Sn 0.051; A15: Sn 0.2; αZr: Sn 0.071	experimental	[1] Pérez 2008 cites McPherson 1953	Table 5, p. 8, row 5 report
1252	peritectoid: β Zr + Zr4Sn = α Zr	β Zr: Sn 0.049; Zr4Sn: Sn 0.2; α Zr: Sn 0.073	model	[2] Subasic 1998	Table 1, p. 3, row 7 report
1216	peritectoid: βZr + A15 <-> αZr	βZr: Sn 0.045; A15: Sn 0.195; αZr: Sn 0.065	unspecified	[1] Pérez 2008	Table 5, p. 8, row 7 report
1216	peritectoid: βZr + A15 <-> αZr	A15: Sn 0.2, Zr 0.8	experimental	[1] Pérez 2008	Table 5, p. 8, row 6 report
505	congruent melting: L = β Sn		unspecified	[2] Subasic 1998 cites ref. 83Abr	Table 1, p. 3, row 18 report
504	eutectic: L = ZrSn2 + β Sn	ZrSn2: Sn 0.666667, Zr 0.333333	unspecified	[2] Subasic 1998 cites ref. 83Abr	Table 1, p. 3, row 10 report
503	congruent melting: L = β Sn	β Sn: Sn 1	model	[2] Subasic 1998	Table 1, p. 3, row 17 report
503	eutectic: L = ZrSn2 + β Sn	ZrSn2: Sn 0.666; β Sn: Sn 1	model	[2] Subasic 1998	Table 1, p. 3, row 9 report
502	eutectic: Liquid -> Sn2Zr + bct-A5	Liquid: Zr 0.0056; Sn2Zr: Zr 0.333; bct-A5: Zr 0	model	[3] (ed.) 1998	Table I, p. 308, row 5 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, Sn–Zr system (20)
Phase	Value	T (K)	Class	Source	Location
(Zr4Sn)a	-58.898 kJ/mol (basis unstated)		model	[1] Pérez 2008 cites Dupin 1999 doi	Table 4, p. 8, row 4 report
(Zr4Sn)a	-48.082 kJ/mol (basis unstated)		model	[1] Pérez 2008 cites De 1988	Table 4, p. 8, row 5 report
(Zr4Sn)a	-42.667 kJ/mol (basis unstated)		model	[1] Pérez 2008	Table 4, p. 8, row 3 report
(Zr4Sn)a	-38.292 kJ/mol (basis unstated)		model	[1] Pérez 2008 cites Baykov 2006 doi	Table 4, p. 8, row 2 report
(Zr4Sn)a	-29.94 kJ/mol (basis unstated)		model	[1] Pérez 2008 cites Baykov 2006 doi	Table 4, p. 8, row 1 report
Zr5Sn3	-81.551 kJ/mol (basis unstated)	1473	model	[1] Pérez 2008 cites Dupin 1999 doi	Table 4, p. 8, row 9 report
Zr5Sn3	-80.96 kJ/mol (basis unstated)	1473	model	[1] Pérez 2008 cites De 1988	Table 4, p. 8, row 11 report
Zr5Sn3	-74.345 kJ/mol (basis unstated)	1473	model	[1] Pérez 2008	Table 4, p. 8, row 8 report
Zr5Sn3	-71.2 kJ/mol (basis unstated)	1473	experimental	[1] Pérez 2008 cites Meschel 1998 doi	Table 4, p. 8, row 10 report
Zr5Sn3	-71.2 kJ/mol (basis unstated)	1473	model	[1] Pérez 2008 cites Baykov 2006 doi	Table 4, p. 8, row 7 report
Zr5Sn3	-55.67 kJ/mol (basis unstated)	1473	model	[1] Pérez 2008 cites Baykov 2006 doi	Table 4, p. 8, row 6 report
Zr5Sn4	-85.989 kJ/mol (basis unstated)		model	[1] Pérez 2008 cites De 1988	Table 4, p. 8, row 15 report
Zr5Sn4	-79.115 kJ/mol (basis unstated)		model	[1] Pérez 2008	Table 4, p. 8, row 14 report
Zr5Sn4	-74.806 kJ/mol (basis unstated)		model	[1] Pérez 2008 cites Baykov 2006 doi	Table 4, p. 8, row 13 report
Zr5Sn4	-58.49 kJ/mol (basis unstated)		model	[1] Pérez 2008 cites Baykov 2006 doi	Table 4, p. 8, row 12 report
ZrSn2	-72.639 kJ/mol (basis unstated)		model	[1] Pérez 2008 cites Dupin 1999 doi	Table 4, p. 8, row 19 report
ZrSn2	-67.37 kJ/mol (basis unstated)		model	[1] Pérez 2008 cites De 1988	Table 4, p. 8, row 20 report
ZrSn2	-56.27 kJ/mol (basis unstated)		model	[1] Pérez 2008	Table 4, p. 8, row 18 report
ZrSn2	-54.874 kJ/mol (basis unstated)		model	[1] Pérez 2008 cites Baykov 2006 doi	Table 4, p. 8, row 17 report
ZrSn2	-42.905 kJ/mol (basis unstated)		model	[1] Pérez 2008 cites Baykov 2006 doi	Table 4, p. 8, row 16 report

Other properties

Phase equilibrium (5)

Phase equilibrium, Sn–Zr system
Property	T (K)	Phases / composition	Class	Source	Location
Phase composition	1273	A15 + η A15: Sn 0.19, Zr 0.81; η: Sn 0.358, Zr 0.642	experimental	[1] Pérez 2008	Table 1, p. 3, row 2 report
Phase composition	1273	A15 + η + αZr A15: Sn 0.188, Zr 0.812; η: Sn 0.353, Zr 0.647	experimental	[1] Pérez 2008	Table 1, p. 3, row 1 report
Phase composition	1273	η + ZrSn2 η: Sn 0.444, Zr 0.556	experimental	[1] Pérez 2008	Table 1, p. 3, row 5 report
Phase composition	1273	η(Sn poor) + η(Sn rich) η(Sn rich): Sn 0.412, Zr 0.588	experimental	[1] Pérez 2008	Table 1, p. 3, row 4 report
Phase composition	1873	η η: Sn 0.392, Zr 0.608	experimental	[1] Pérez 2008	Table 1, p. 3, row 3 report

Mixing / partial (2)

Mixing / partial, Sn–Zr system
Property	Value	T (K)	Phases / composition	Class	Source	Location	Quote
Partial enthalpy printed: partial enthalpy of mixing	-114.47 kJ/mol (basis unstated)	1873		experimental	[1] Pérez 2008 cites Valishev 1992	p. 5 report	The values of the partial enthalpy of mixing in Sn rich alloys measured by calorimetry at 1873 K decreases from -6503 J/mol at 0.58 at.% Zr to -114 470 J/mol at 31.6 at.% Zr after Valishev et al. [15].
Partial enthalpy printed: partial enthalpy of mixing	-6.503 kJ/mol (basis unstated)	1873		experimental	[1] Pérez 2008 cites Valishev 1992	p. 5 report	The values of the partial enthalpy of mixing in Sn rich alloys measured by calorimetry at 1873 K decreases from -6503 J/mol at 0.58 at.% Zr to -114 470 J/mol at 31.6 at.% Zr after Valishev et al. [15].

Crystal structure (2)

Crystal structure, Sn–Zr system
Property	Value	T (K)	Phases / composition	Class	Source	Location	Quote
site fractional coordinates		298.15	A15	unspecified	[1] Pérez 2008	Table 2, p. 4, row 8 report
site fractional coordinates		298.15	A15	unspecified	[1] Pérez 2008	Table 2, p. 4, row 7 report

Sources

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

R. Jerlerud Pérez, C. Toffolon-Masclet, J.-M. Joubert, B. Sundman, The Zr–Sn binary system: New experimental results and thermodynamic assessment, Calphad 32, 593-601 (2008). doi:10.1016/j.calphad.2008.04.001
Nihad Subasic, Thermodynamic evaluation of Sn-Zr phase diagram, Calphad 22, 157-165 (1998). doi:10.1016/s0364-5916(98)00021-2
I. Ansara, A. T. Dinsdale, M. H. Rand (eds.), COST 507: Thermochemical database for light metal alloys, Volume 2, EUR 18499 EN, Office for Official Publications of the European Communities, Luxembourg (1998), ISBN 92-828-3902-8.

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}
}