Pr–Zn system

79 accepted literature values from 2 paper(s) (experimental 43, model 36); 2 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 (16) · papers (bibliography) · Markdown

Accepted values by evidence class
Evidence class	Values
experimental	43
model	36

Accepted values by property group
Property group	Values
invariant reaction	51
phase transition	11
formation	17

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
PrZn-08Hua.tdb	X.M. Huang, L.B. Liu, L.G. Zhang, B.R. Jia, Z.P. Jin, F. Zheng, J. Alloys Compd., 459, 191-95(2008). doi:10.1016/j.jallcom.2007.05.005	`b69fb1ec5dd79bb6764110c66ff32cb24c21959ce398274a80c2b1359627b9f1`	viewer · TDB · JSON
PrZn-08Wan.tdb	C.P. Wang, X. Chen, X.J. Liu, F.S. Pan, K. Ishida, J. Alloys Compd., 458, 166-73(2008). doi:10.1016/j.jallcom.2007.03.120	`da6ba6c3a65fc7813d80021c184ca60d9eecb5e939ada48dc9c1ed0b48b31677`	viewer · TDB · JSON

Calculated three-phase invariants (model, mole fraction of the second component)
TDB file	T (K)	Phases at the invariant
PrZn-08Hua.tdb	1229.04	LIQUID (x(Zn) 0.85844) + PR3ZN22 (x(Zn) 0.88) + PR2ZN17_HT (x(Zn) 0.89474)
PrZn-08Hua.tdb	1229.04	LIQUID (x(Zn) 0.85799) + PR3ZN22 (x(Zn) 0.88) + PR2ZN17_HT (x(Zn) 0.89474)
PrZn-08Hua.tdb	1229.03	LIQUID (x(Zn) 0.85822) + PR3ZN22 (x(Zn) 0.88) + PR2ZN17_HT (x(Zn) 0.89474)
PrZn-08Hua.tdb	1163.04	LIQUID (x(Zn) 0.81026) + PR13ZN58 (x(Zn) 0.8169) + PR3ZN22 (x(Zn) 0.88)
PrZn-08Hua.tdb	1163.04	LIQUID (x(Zn) 0.81037) + PR13ZN58 (x(Zn) 0.8169) + PR3ZN22 (x(Zn) 0.88)
PrZn-08Hua.tdb	1163.04	LIQUID (x(Zn) 0.81012) + PR13ZN58 (x(Zn) 0.8169) + PR3ZN22 (x(Zn) 0.88)
PrZn-08Hua.tdb	1122.71	LIQUID (x(Zn) 0.76527) + PR3ZN11 (x(Zn) 0.78571) + PR13ZN58 (x(Zn) 0.8169)
PrZn-08Hua.tdb	1122.71	LIQUID (x(Zn) 0.7654) + PR3ZN11 (x(Zn) 0.78571) + PR13ZN58 (x(Zn) 0.8169)
PrZn-08Hua.tdb	1122.71	LIQUID (x(Zn) 0.76519) + PR3ZN11 (x(Zn) 0.78571) + PR13ZN58 (x(Zn) 0.8169)
PrZn-08Hua.tdb	1102.9	PRZN_B2 (x(Zn) 0.5) + LIQUID (x(Zn) 0.57845) + PRZN2 (x(Zn) 0.66667)
PrZn-08Hua.tdb	1102.9	PRZN_B2 (x(Zn) 0.5) + LIQUID (x(Zn) 0.57861) + PRZN2 (x(Zn) 0.66667)
PrZn-08Hua.tdb	1101.92	LIQUID (x(Zn) 0.74278) + PRZN3 (x(Zn) 0.75) + PR3ZN11 (x(Zn) 0.78571)
PrZn-08Hua.tdb	1101.84	PRZN2 (x(Zn) 0.66667) + LIQUID (x(Zn) 0.74238) + PRZN3 (x(Zn) 0.75)
PrZn-08Hua.tdb	1048.12	PR3ZN22 (x(Zn) 0.88) + PR2ZN17_LT (x(Zn) 0.89474) + PR2ZN17_HT (x(Zn) 0.89474)
PrZn-08Hua.tdb	1048.12	PR2ZN17_LT (x(Zn) 0.89474) + PR2ZN17_HT (x(Zn) 0.89474) + LIQUID (x(Zn) 0.98329)
PrZn-08Hua.tdb	1015.86	PR2ZN17_LT (x(Zn) 0.89474) + PRZN11 (x(Zn) 0.91667) + LIQUID (x(Zn) 0.98788)
PrZn-08Hua.tdb	1015.86	PR2ZN17_LT (x(Zn) 0.89474) + PRZN11 (x(Zn) 0.91667) + LIQUID (x(Zn) 0.98788)
PrZn-08Hua.tdb	849.15	BCC_A2 (x(Zn) 0.11239) + LIQUID (x(Zn) 0.22785) + PRZN_B2 (x(Zn) 0.5)
PrZn-08Hua.tdb	849.15	BCC_A2 (x(Zn) 0.11238) + LIQUID (x(Zn) 0.22785) + PRZN_B2 (x(Zn) 0.5)
PrZn-08Hua.tdb	831.07	DHCP (x(Zn) 0) + BCC_A2 (x(Zn) 0.10429) + PRZN_B2 (x(Zn) 0.5)
PrZn-08Hua.tdb	831.07	DHCP (x(Zn) 0) + BCC_A2 (x(Zn) 0.10417) + PRZN_B2 (x(Zn) 0.5)
PrZn-08Hua.tdb	831.07	DHCP (x(Zn) 0) + BCC_A2 (x(Zn) 0.10406) + PRZN_B2 (x(Zn) 0.5)
PrZn-08Hua.tdb	692.68	PRZN11 (x(Zn) 0.91667) + HCP_A3 (x(Zn) 1) + LIQUID (x(Zn) 1)
PrZn-08Wan.tdb	1229.2	LIQUID (x(Zn) 0.86119) + PR3ZN22 (x(Zn) 0.88) + PR2ZN17_HT (x(Zn) 0.89474)
PrZn-08Wan.tdb	1229.2	LIQUID (x(Zn) 0.86106) + PR3ZN22 (x(Zn) 0.88) + PR2ZN17_HT (x(Zn) 0.89474)
PrZn-08Wan.tdb	1229.2	LIQUID (x(Zn) 0.86084) + PR3ZN22 (x(Zn) 0.88) + PR2ZN17_HT (x(Zn) 0.89474)
PrZn-08Wan.tdb	1163.81	LIQUID (x(Zn) 0.81531) + PR13ZN58 (x(Zn) 0.8169) + PR3ZN22 (x(Zn) 0.88)
PrZn-08Wan.tdb	1163.81	LIQUID (x(Zn) 0.81542) + PR13ZN58 (x(Zn) 0.8169) + PR3ZN22 (x(Zn) 0.88)
PrZn-08Wan.tdb	1163.81	LIQUID (x(Zn) 0.81516) + PR13ZN58 (x(Zn) 0.8169) + PR3ZN22 (x(Zn) 0.88)
PrZn-08Wan.tdb	1128.73	LIQUID (x(Zn) 0.77081) + PR3ZN11 (x(Zn) 0.78571) + PR13ZN58 (x(Zn) 0.8169)
PrZn-08Wan.tdb	1128.73	LIQUID (x(Zn) 0.7709) + PR3ZN11 (x(Zn) 0.78571) + PR13ZN58 (x(Zn) 0.8169)
PrZn-08Wan.tdb	1128.73	LIQUID (x(Zn) 0.77077) + PR3ZN11 (x(Zn) 0.78571) + PR13ZN58 (x(Zn) 0.8169)
PrZn-08Wan.tdb	1128.73	LIQUID (x(Zn) 0.77077) + PR3ZN11 (x(Zn) 0.78571) + PR13ZN58 (x(Zn) 0.8169)
PrZn-08Wan.tdb	1107.47	LIQUID (x(Zn) 0.74625) + PRZN3 (x(Zn) 0.75) + PR3ZN11 (x(Zn) 0.78571)
PrZn-08Wan.tdb	1107.47	LIQUID (x(Zn) 0.74615) + PRZN3 (x(Zn) 0.75) + PR3ZN11 (x(Zn) 0.78571)
PrZn-08Wan.tdb	1107.47	LIQUID (x(Zn) 0.74627) + PRZN3 (x(Zn) 0.75) + PR3ZN11 (x(Zn) 0.78571)
PrZn-08Wan.tdb	1102.75	PRZN2_HT (x(Zn) 0.66667) + LIQUID (x(Zn) 0.73217) + PRZN3 (x(Zn) 0.75)
PrZn-08Wan.tdb	1102.75	PRZN2_HT (x(Zn) 0.66667) + LIQUID (x(Zn) 0.73208) + PRZN3 (x(Zn) 0.75)
PrZn-08Wan.tdb	1102.75	PRZN2_HT (x(Zn) 0.66667) + LIQUID (x(Zn) 0.73221) + PRZN3 (x(Zn) 0.75)
PrZn-08Wan.tdb	1094.74	PRZN_B2 (x(Zn) 0.5) + LIQUID (x(Zn) 0.58444) + PRZN2_HT (x(Zn) 0.66667)
PrZn-08Wan.tdb	1094.74	PRZN_B2 (x(Zn) 0.5) + LIQUID (x(Zn) 0.58432) + PRZN2_HT (x(Zn) 0.66667)
PrZn-08Wan.tdb	1047.37	PR3ZN22 (x(Zn) 0.88) + PR2ZN17_LT (x(Zn) 0.89474) + PR2ZN17_HT (x(Zn) 0.89474)
PrZn-08Wan.tdb	1047.37	PR2ZN17_LT (x(Zn) 0.89474) + PR2ZN17_HT (x(Zn) 0.89474) + LIQUID (x(Zn) 0.97903)
PrZn-08Wan.tdb	1013.88	PR2ZN17_LT (x(Zn) 0.89474) + PRZN11 (x(Zn) 0.91667) + LIQUID (x(Zn) 0.98403)
PrZn-08Wan.tdb	1013.88	PR2ZN17_LT (x(Zn) 0.89474) + PRZN11 (x(Zn) 0.91667) + LIQUID (x(Zn) 0.98401)
PrZn-08Wan.tdb	844.79	BCC_A2 (x(Zn) 0.12528) + LIQUID (x(Zn) 0.21652) + PRZN_B2 (x(Zn) 0.5)
PrZn-08Wan.tdb	844.79	BCC_A2 (x(Zn) 0.12526) + LIQUID (x(Zn) 0.21645) + PRZN_B2 (x(Zn) 0.5)
PrZn-08Wan.tdb	823.29	DHCP (x(Zn) 0.01504) + BCC_A2 (x(Zn) 0.1148) + PRZN_B2 (x(Zn) 0.5)
PrZn-08Wan.tdb	823.29	PRZN_B2 (x(Zn) 0.5) + PRZN2_LT (x(Zn) 0.66667) + PRZN2_HT (x(Zn) 0.66667)
PrZn-08Wan.tdb	823.29	DHCP (x(Zn) 0.01504) + BCC_A2 (x(Zn) 0.11479) + PRZN_B2 (x(Zn) 0.5)
PrZn-08Wan.tdb	823.29	PRZN2_HT (x(Zn) 0.66667) + PRZN2_LT (x(Zn) 0.66667) + PRZN3 (x(Zn) 0.75)
PrZn-08Wan.tdb	692.67	PRZN11 (x(Zn) 0.91667) + HCP_A3 (x(Zn) 1) + LIQUID (x(Zn) 1)
PrZn-08Wan.tdb	692.67	PRZN11 (x(Zn) 0.91667) + HCP_A3 (x(Zn) 1) + LIQUID (x(Zn) 1)

Convex hulls: Materials Project DFT hull · OQMD DFT hull · CALPHAD hull PrZn-08Wan

Invariant reactions (literature)

Invariant reactions reported in the literature for the Pr–Zn system (51)
T (K)	Reaction / phases	Compositions (mole fraction)	Class	Source	Location
1251	congruent melting: L -> Pr2Zn17-H	L: Pr 0.105263, Zn 0.894737; Pr2Zn17-H: Pr 0.105263, Zn 0.894737	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 24 report
1251	congruent melting: L -> Pr2Zn17-H	L: Pr 0.105263, Zn 0.894737; Pr2Zn17-H: Pr 0.105263, Zn 0.894737	model	[1] Huang 2008	Table 3, p. 4, row 25 report
1229.15	peritectic: L + βPr2Zn17 ↔ Pr3Zn22	L: Zn 0.86; βPr2Zn17: Zn 0.895; Pr3Zn22: Zn 0.88	model	[2] Wang 2008	Table 7, p. 6, row 15 report
1229.15	peritectic: L + βPr2Zn17 ↔ Pr3Zn22	L: Zn 0.856; βPr2Zn17: Zn 0.895; Pr3Zn22: Zn 0.88	experimental	[2] Wang 2008 cites Mason 1970 doi	Table 7, p. 6, row 14 report
1229	peritectic: L + Pr2Zn17-H -> Pr3Zn22	Pr2Zn17-H: Pr 0.105263, Zn 0.894737; Pr3Zn22: Pr 0.12, Zn 0.88	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 22 report
1229	peritectic: L + Pr2Zn17-H -> Pr3Zn22	L: Zn 0.858; Pr2Zn17-H: Pr 0.105263, Zn 0.894737; Pr3Zn22: Pr 0.12, Zn 0.88	model	[1] Huang 2008	Table 3, p. 4, row 23 report
1172	congruent melting: L -> PrZn2	L: Pr 0.333333, Zn 0.666667; PrZn2: Pr 0.333333, Zn 0.666667	model	[1] Huang 2008	Table 3, p. 4, row 13 report
1171	congruent melting: L -> PrZn2	L: Pr 0.333333, Zn 0.666667; PrZn2: Pr 0.333333, Zn 0.666667	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 12 report
1169	congruent melting: L -> PrZn2	L: Pr 0.333333, Zn 0.666667; PrZn2: Pr 0.333333, Zn 0.666667	experimental	[1] Huang 2008 cites Michel 1966 doi	Table 3, p. 4, row 11 report
1164.15	peritectic: L + Pr3Zn22 ↔ Pr13Zn58	L: Zn 0.815; Pr3Zn22: Zn 0.88; Pr13Zn58: Zn 0.817	model	[2] Wang 2008	Table 7, p. 6, row 13 report
1164.15	peritectic: L + Pr3Zn22 ↔ Pr13Zn58	L: Zn 0.8; Pr3Zn22: Zn 0.88; Pr13Zn58: Zn 0.817	experimental	[2] Wang 2008 cites Mason 1970 doi	Table 7, p. 6, row 12 report
1164	peritectic: L + Pr3Zn22 -> Pr13Zn58	Pr3Zn22: Pr 0.12, Zn 0.88; Pr13Zn58: Pr 0.183099, Zn 0.816901	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 20 report
1163	peritectic: L + Pr3Zn22 -> Pr13Zn58	L: Zn 0.81; Pr3Zn22: Pr 0.12, Zn 0.88; Pr13Zn58: Pr 0.183099, Zn 0.816901	model	[1] Huang 2008	Table 3, p. 4, row 21 report
1155	congruent melting: L -> PrZn	L: Pr 0.5, Zn 0.5; PrZn: Pr 0.5, Zn 0.5	model	[1] Huang 2008	Table 3, p. 4, row 8 report
1155	congruent melting: L -> PrZn	L: Pr 0.5, Zn 0.5; PrZn: Pr 0.5, Zn 0.5	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 7 report
1129.15	peritectic: L + Pr13Zn58 ↔ Pr3Zn11	L: Zn 0.771; Pr13Zn58: Zn 0.817; Pr3Zn11: Zn 0.786	model	[2] Wang 2008	Table 7, p. 6, row 11 report
1128.15	peritectic: L + Pr13Zn58 ↔ Pr3Zn11	L: Zn 0.766; Pr13Zn58: Zn 0.817; Pr3Zn11: Zn 0.786	experimental	[2] Wang 2008 cites Mason 1970 doi	Table 7, p. 6, row 10 report
1128	peritectic: L + Pr13Zn58 -> Pr3Zn11	Pr13Zn58: Pr 0.183099, Zn 0.816901; Pr3Zn11: Pr 0.214286, Zn 0.785714	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 18 report
1123	peritectic: L + Pr13Zn58 -> Pr3Zn11	L: Zn 0.765; Pr13Zn58: Pr 0.183099, Zn 0.816901; Pr3Zn11: Pr 0.214286, Zn 0.785714	model	[1] Huang 2008	Table 3, p. 4, row 19 report
1107.15	peritectic: L + Pr3Zn11 ↔ PrZn3	L: Zn 0.746; Pr3Zn11: Zn 0.786; PrZn3: Zn 0.75	model	[2] Wang 2008	Table 7, p. 6, row 9 report
1106.15	peritectic: L + Pr3Zn11 ↔ PrZn3	L: Zn 0.744; Pr3Zn11: Zn 0.786; PrZn3: Zn 0.75	experimental	[2] Wang 2008 cites Mason 1970 doi	Table 7, p. 6, row 8 report
1106.15	eutectic: L ↔ PrZn + βPrZn2	L: Zn 0.579; PrZn: Zn 0.5; βPrZn2: Zn 0.667	experimental	[2] Wang 2008 cites Mason 1970 doi	Table 7, p. 6, row 4 report
1106	peritectic: L + Pr3Zn11 -> PrZn3	Pr3Zn11: Pr 0.214286, Zn 0.785714; PrZn3: Pr 0.25, Zn 0.75	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 16 report
1106	eutectic: L -> PrZn + PrZn2	L: Zn 0.579; PrZn: Pr 0.5, Zn 0.5; PrZn2: Pr 0.333333, Zn 0.666667	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 9 report
1103.15	eutectic: L ↔ βPrZn2 + PrZn3	L: Zn 0.739; βPrZn2: Zn 0.667; PrZn3: Zn 0.75	experimental	[2] Wang 2008 cites Mason 1970 doi	Table 7, p. 6, row 6 report
1103.15	eutectic: L ↔ βPrZn2 + PrZn3	L: Zn 0.732; βPrZn2: Zn 0.667; PrZn3: Zn 0.75	model	[2] Wang 2008	Table 7, p. 6, row 7 report
1103	eutectic: L -> PrZn2 + PrZn3	L: Zn 0.739; PrZn2: Pr 0.333333, Zn 0.666667; PrZn3: Pr 0.25, Zn 0.75	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 14 report
1103	eutectic: L -> PrZn + PrZn2	L: Zn 0.578; PrZn: Pr 0.5, Zn 0.5; PrZn2: Pr 0.333333, Zn 0.666667	model	[1] Huang 2008	Table 3, p. 4, row 10 report
1102	eutectic: L -> PrZn2 + PrZn3	L: Zn 0.742; PrZn2: Pr 0.333333, Zn 0.666667; PrZn3: Pr 0.25, Zn 0.75	model	[1] Huang 2008	Table 3, p. 4, row 15 report
1102	peritectic: L + Pr3Zn11 -> PrZn3	L: Zn 0.743; Pr3Zn11: Pr 0.214286, Zn 0.785714; PrZn3: Pr 0.25, Zn 0.75	model	[1] Huang 2008	Table 3, p. 4, row 17 report
1095.15	eutectic: L ↔ PrZn + βPrZn2	L: Zn 0.584; PrZn: Zn 0.5; βPrZn2: Zn 0.667	model	[2] Wang 2008	Table 7, p. 6, row 5 report
1048	polymorphic: Pr2Zn17-H -> Pr2Zn17-L	Pr2Zn17-H: Pr 0.105263, Zn 0.894737; Pr2Zn17-L: Pr 0.105263, Zn 0.894737	model	[1] Huang 2008	Table 3, p. 4, row 27 report
1048	polymorphic: Pr2Zn17-H -> Pr2Zn17-L	Pr2Zn17-H: Pr 0.105263, Zn 0.894737; Pr2Zn17-L: Pr 0.105263, Zn 0.894737	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 26 report
1016.15	peritectic: L + Pr2Zn17 ↔ PrZn11	L: Zn 0.895; Pr2Zn17: Zn 0.895; PrZn11: Zn 0.917	model	[2] Wang 2008	Table 7, p. 6, row 17 report
1016.15	peritectic: L + Pr2Zn17 ↔ PrZn11	L: Zn 0.895; Pr2Zn17: Zn 0.895; PrZn11: Zn 0.917	experimental	[2] Wang 2008 cites Mason 1970 doi	Table 7, p. 6, row 16 report
1016	peritectic: L + Pr2Zn17-L -> PrZn11	Pr2Zn17-L: Pr 0.105263, Zn 0.894737; PrZn11: Pr 0.083333, Zn 0.916667	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 28 report
1016	peritectic: L + Pr2Zn17-L -> PrZn11	L: Zn 0.988; Pr2Zn17-L: Pr 0.105263, Zn 0.894737; PrZn11: Pr 0.083333, Zn 0.916667	model	[1] Huang 2008	Table 3, p. 4, row 29 report
849.15	eutectic: L ↔ bcc_A2 + PrZn	L: Zn 0.225; PrZn: Zn 0.5	experimental	[2] Wang 2008 cites Mason 1970 doi	Table 7, p. 6, row 1 report
849	eutectic: L -> bcc + PrZn	L: Zn 0.228; PrZn: Pr 0.5, Zn 0.5	model	[1] Huang 2008	Table 3, p. 4, row 3 report
849	eutectic: L -> bcc + PrZn	L: Zn 0.225; PrZn: Pr 0.5, Zn 0.5	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 2 report
845.15	eutectic: L ↔ bcc_A2 + PrZn	L: Zn 0.217; bcc_A2: Zn 0.125; PrZn: Zn 0.5	model	[2] Wang 2008	Table 7, p. 6, row 3 report
843.15	eutectic: L ↔ bcc_A2 + PrZn	L: Zn 0.215; bcc_A2: Zn 0.14; PrZn: Zn 0.5	experimental	[2] Wang 2008 cites Saccone 2001 doi	Table 7, p. 6, row 2 report
843	eutectic: L -> bcc + PrZn	L: Zn 0.215; PrZn: Pr 0.5, Zn 0.5	experimental	[1] Huang 2008 cites Saccone 2001 doi	Table 3, p. 4, row 1 report
831.15	eutectoid: dhcp + PrZn ↔ bcc_A2	PrZn: Zn 0.5; bcc_A2: Zn 0.106	experimental	[2] Wang 2008 cites Mason 1970 doi	Table 7, p. 6, row 18 report
831	eutectoid: Bcc -> dhcp + PrZn	PrZn: Pr 0.5, Zn 0.5	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 5 report
831	eutectoid: Bcc -> dhcp + PrZn	PrZn: Pr 0.5, Zn 0.5	model	[1] Huang 2008	Table 3, p. 4, row 6 report
823.15	eutectoid: dhcp + PrZn ↔ bcc_A2	dhcp: Zn 0.015; PrZn: Zn 0.5; bcc_A2: Zn 0.115	model	[2] Wang 2008	Table 7, p. 6, row 20 report
823.15	eutectoid: dhcp + PrZn ↔ bcc_A2	dhcp: Zn 0.02; PrZn: Zn 0.5; bcc_A2: Zn 0.11	experimental	[2] Wang 2008 cites Saccone 2001 doi	Table 7, p. 6, row 19 report
823	eutectoid: Bcc -> dhcp + PrZn	PrZn: Pr 0.5, Zn 0.5	experimental	[1] Huang 2008 cites Saccone 2001 doi	Table 3, p. 4, row 4 report
693	eutectic: L -> hcp + PrZn11	L: Zn 0.01; PrZn11: Pr 0.083333, Zn 0.916667	model	[1] Huang 2008	Table 3, p. 4, row 31 report
693	eutectic: L -> hcp + PrZn11	PrZn11: Pr 0.083333, Zn 0.916667	experimental	[1] Huang 2008 cites Mason 1970 doi	Table 3, p. 4, row 30 report

Other properties

Phase transition (11)

Phase transition, Pr–Zn system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Phase transition	823.15 K	823.15	polymorphic: βPrZn2 ↔ αPrZn2 βPrZn2: Zn 0.666667; αPrZn2: Zn 0.666667	experimental	[2] Wang 2008 cites Mason 1970 doi	Table 7, p. 6, row 21 report
Phase transition	823.15 K	823.15	polymorphic: βPrZn2 ↔ αPrZn2 βPrZn2: Zn 0.666667; αPrZn2: Zn 0.666667	model	[2] Wang 2008	Table 7, p. 6, row 22 report
Phase transition	1048.15 K	1048.15	polymorphic: βPr2Zn17 ↔ αPr2Zn17 βPr2Zn17: Zn 0.894737; αPr2Zn17: Zn 0.894737	model	[2] Wang 2008	Table 7, p. 6, row 24 report
Phase transition	1048.15 K	1048.15	polymorphic: βPr2Zn17 ↔ αPr2Zn17 βPr2Zn17: Zn 0.894737; αPr2Zn17: Zn 0.894737	experimental	[2] Wang 2008 cites Johnson 1970 doi	Table 7, p. 6, row 23 report
Phase transition	1155.15 K	1155.15	congruent melting: L ↔ PrZn L: Zn 0.5; PrZn: Zn 0.5	experimental	[2] Wang 2008 cites Johnson 1970 doi	Table 7, p. 6, row 25 report
Phase transition	1157.15 K	1157.15	congruent melting: L ↔ PrZn L: Zn 0.5; PrZn: Zn 0.5	model	[2] Wang 2008	Table 7, p. 6, row 27 report
Phase transition	1171.15 K	1171.15	congruent melting: L ↔ PrZn2 L: Zn 0.666667; PrZn2: Zn 0.666667	experimental	[2] Wang 2008 cites Johnson 1970 doi	Table 7, p. 6, row 28 report
Phase transition	1171.15 K	1171.15	congruent melting: L ↔ PrZn2 L: Zn 0.666667; PrZn2: Zn 0.666667	model	[2] Wang 2008	Table 7, p. 6, row 29 report
Phase transition	1173.15 K	1173.15	congruent melting: L ↔ PrZn L: Zn 0.5; PrZn: Zn 0.5	experimental	[2] Wang 2008 cites Sundman 1985 doi	Table 7, p. 6, row 26 report
Phase transition	1251.15 K	1251.15	congruent melting: L ↔ Pr2Zn17	experimental	[2] Wang 2008 cites Johnson 1970 doi	Table 7, p. 6, row 30 report
Phase transition	1251.15 K	1251.15	congruent melting: L ↔ Pr2Zn17	model	[2] Wang 2008	Table 7, p. 6, row 31 report

Formation (17)

Formation, Pr–Zn system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Gibbs energy of formation printed: Gibbs free energy of formation	-28.22 kJ/mol-atom	773.15	Pr13Zn58 alloy: Zn 0.816901	model	[2] Wang 2008	Table 8, p. 6, row 9 report
Gibbs energy of formation printed: Gibbs free energy of formation	-28.15 kJ/mol-atom	773.15	Pr13Zn58 alloy: Zn 0.816901	experimental	[2] Wang 2008 cites Chiotti 1971 doi	Table 8, p. 6, row 10 report
Gibbs energy of formation printed: Gibbs free energy of formation	-29.33 kJ/mol-atom	773.15	Pr3Zn11 alloy: Zn 0.785714	experimental	[2] Wang 2008 cites Chiotti 1971 doi	Table 8, p. 6, row 8 report
Gibbs energy of formation printed: Gibbs free energy of formation	-29.41 kJ/mol-atom	773.15	Pr3Zn11 alloy: Zn 0.785714	model	[2] Wang 2008	Table 8, p. 6, row 7 report
Gibbs energy of formation printed: Gibbs free energy of formation	-24.58 kJ/mol-atom	773.15	Pr3Zn22 alloy: Zn 0.88	model	[2] Wang 2008	Table 8, p. 6, row 11 report
Gibbs energy of formation printed: Gibbs free energy of formation	-24.28 kJ/mol-atom	773.15	Pr3Zn22 alloy: Zn 0.88	experimental	[2] Wang 2008 cites Chiotti 1971 doi	Table 8, p. 6, row 12 report
Gibbs energy of formation printed: Gibbs free energy of formation	-29.88 kJ/mol-atom	773.15	PrZn alloy: Zn 0.5	experimental	[2] Wang 2008 cites Chiotti 1971 doi	Table 8, p. 6, row 2 report
Gibbs energy of formation printed: Gibbs free energy of formation	-29.9 kJ/mol-atom	773.15	PrZn alloy: Zn 0.5	model	[2] Wang 2008	Table 8, p. 6, row 1 report
Gibbs energy of formation printed: Gibbs free energy of formation	-19.25 kJ/mol-atom	773.15	PrZn11 alloy: Zn 0.916667	model	[2] Wang 2008	Table 8, p. 6, row 15 report
Gibbs energy of formation printed: Gibbs free energy of formation	-18.25 kJ/mol-atom	773.15	PrZn11 alloy: Zn 0.916667	experimental	[2] Wang 2008 cites Johnson 1970 doi	Table 8, p. 6, row 17 report
Gibbs energy of formation printed: Gibbs free energy of formation	-18.91 kJ/mol-atom	773.15	PrZn11 alloy: Zn 0.916667	experimental	[2] Wang 2008 cites Chiotti 1971 doi	Table 8, p. 6, row 16 report
Gibbs energy of formation printed: Gibbs free energy of formation	-30.4 kJ/mol-atom	773.15	PrZn3 alloy: Zn 0.75	experimental	[2] Wang 2008 cites Chiotti 1971 doi	Table 8, p. 6, row 6 report
Gibbs energy of formation printed: Gibbs free energy of formation	-30.5 kJ/mol-atom	773.15	PrZn3 alloy: Zn 0.75	model	[2] Wang 2008	Table 8, p. 6, row 5 report
Gibbs energy of formation printed: Gibbs free energy of formation	-22.92 kJ/mol-atom	773.15	αPr2Zn17 alloy: Zn 0.894737	experimental	[2] Wang 2008 cites Chiotti 1971 doi	Table 8, p. 6, row 14 report
Gibbs energy of formation printed: Gibbs free energy of formation	-23.34 kJ/mol-atom	773.15	αPr2Zn17 alloy: Zn 0.894737	model	[2] Wang 2008	Table 8, p. 6, row 13 report
Gibbs energy of formation printed: Gibbs free energy of formation	-32.41 kJ/mol-atom	773.15	αPrZn2 alloy: Zn 0.666667	model	[2] Wang 2008	Table 8, p. 6, row 3 report
Gibbs energy of formation printed: Gibbs free energy of formation	-32.54 kJ/mol-atom	773.15	αPrZn2 alloy: Zn 0.666667	experimental	[2] Wang 2008 cites Chiotti 1971 doi	Table 8, p. 6, row 4 report

Sources

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

X.M. Huang, L.B. Liu, L.G. Zhang, B.R. Jia, Z.P. Jin, F. Zheng, Thermodynamic assessment of the Pr–Zn binary system, Journal of Alloys and Compounds 459, 191-195 (2008). doi:10.1016/j.jallcom.2007.05.005
C.P. Wang, X. Chen, X.J. Liu, F.S. Pan, K. Ishida, Thermodynamic modeling of the Ce–Zn and Pr–Zn systems, Journal of Alloys and Compounds 458, 166-173 (2008). doi:10.1016/j.jallcom.2007.03.120

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}
}