Pd–Sb system

28 accepted literature values from 1 paper(s) (experimental 14, model 14); 1 calculated phase diagram(s). 1 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	14

Accepted values by property group
Property group	Values
invariant reaction	22
phase transition	6

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
PdSb-10Han.tdb	W. Han, M. Li, J. Alloys Compd., 507, 521-25(2010). doi:10.1016/j.jallcom.2010.07.220	`4b211ed3c91508260291d6893bdc11cca7f49f5d70518fec744fd4d6ccaceb39`	viewer · TDB · JSON

Calculated three-phase invariants (model, mole fraction of the second component)
TDB file	T (K)	Phases at the invariant
PdSb-10Han.tdb	1402.07	PD3SB_B32 (x(Sb) 0.25892) + PD5SB2 (x(Sb) 0.28571) + LIQUID (x(Sb) 0.29247)
PdSb-10Han.tdb	1383.18	PD3SB_B32 (x(Sb) 0.25682) + PD8SB3 (x(Sb) 0.27273) + PD5SB2 (x(Sb) 0.28571)
PdSb-10Han.tdb	1383.18	PD3SB_B32 (x(Sb) 0.25684) + PD8SB3 (x(Sb) 0.27273) + PD5SB2 (x(Sb) 0.28571)
PdSb-10Han.tdb	1317.16	FCC_A1 (x(Sb) 0.15754) + LIQUID (x(Sb) 0.20191) + PD3SB_B32 (x(Sb) 0.25016)
PdSb-10Han.tdb	1221.13	PD3SB_B32 (x(Sb) 0.25019) + PD20SB7 (x(Sb) 0.25926) + PD8SB3 (x(Sb) 0.27273)
PdSb-10Han.tdb	1221.13	PD3SB_B32 (x(Sb) 0.25019) + PD20SB7 (x(Sb) 0.25926) + PD8SB3 (x(Sb) 0.27273)
PdSb-10Han.tdb	1221.13	PD3SB_B32 (x(Sb) 0.25019) + PD20SB7 (x(Sb) 0.25926) + PD8SB3 (x(Sb) 0.27273)
PdSb-10Han.tdb	1213.12	FCC_A1 (x(Sb) 0.16689) + PD3SB_B32 (x(Sb) 0.25013) + PD20SB7 (x(Sb) 0.25926)
PdSb-10Han.tdb	1213.12	FCC_A1 (x(Sb) 0.16689) + PD3SB_B32 (x(Sb) 0.25013) + PD20SB7 (x(Sb) 0.25926)
PdSb-10Han.tdb	1108.95	PD5SB2 (x(Sb) 0.28571) + PD5SB3 (x(Sb) 0.35432) + LIQUID (x(Sb) 0.38641)
PdSb-10Han.tdb	1108.95	PD5SB2 (x(Sb) 0.28571) + PD5SB3 (x(Sb) 0.35424) + LIQUID (x(Sb) 0.38627)
PdSb-10Han.tdb	1003.36	PD5SB3 (x(Sb) 0.37528) + LIQUID (x(Sb) 0.42467) + PDSB_B81 (x(Sb) 0.5)
PdSb-10Han.tdb	1003.36	PD5SB3 (x(Sb) 0.37534) + LIQUID (x(Sb) 0.42477) + PDSB_B81 (x(Sb) 0.5)
PdSb-10Han.tdb	942.29	PDSB_B81 (x(Sb) 0.5) + LIQUID (x(Sb) 0.62361) + PDSB2_C2 (x(Sb) 0.66667)
PdSb-10Han.tdb	942.29	PDSB_B81 (x(Sb) 0.5) + LIQUID (x(Sb) 0.62352) + PDSB2_C2 (x(Sb) 0.66667)
PdSb-10Han.tdb	865.01	PDSB2_C2 (x(Sb) 0.66667) + LIQUID (x(Sb) 0.85179) + RHOMBOHEDRAL_A7 (x(Sb) 1)
PdSb-10Han.tdb	865.01	PDSB2_C2 (x(Sb) 0.66667) + LIQUID (x(Sb) 0.85185) + RHOMBOHEDRAL_A7 (x(Sb) 1)
PdSb-10Han.tdb	864.97	PD5SB2 (x(Sb) 0.28571) + PD2SB (x(Sb) 0.33333) + PD5SB3 (x(Sb) 0.35911)
PdSb-10Han.tdb	864.97	PD5SB2 (x(Sb) 0.28571) + PD2SB (x(Sb) 0.33333) + PD5SB3 (x(Sb) 0.35905)
PdSb-10Han.tdb	864.97	PD5SB2 (x(Sb) 0.28571) + PD2SB (x(Sb) 0.33333) + PD5SB3 (x(Sb) 0.35911)
PdSb-10Han.tdb	848.24	PD2SB (x(Sb) 0.33333) + PD5SB3 (x(Sb) 0.36228) + PDSB_B81 (x(Sb) 0.5)
PdSb-10Han.tdb	848.24	PD2SB (x(Sb) 0.33333) + PD5SB3 (x(Sb) 0.36233) + PDSB_B81 (x(Sb) 0.5)
PdSb-10Han.tdb	848.24	PD2SB (x(Sb) 0.33333) + PD5SB3 (x(Sb) 0.36226) + PDSB_B81 (x(Sb) 0.5)

Convex hulls: Materials Project DFT hull · OQMD DFT hull

Invariant reactions (literature)

Invariant reactions reported in the literature for the Pd–Sb system (22)
T (K)	Reaction / phases	Compositions (mole fraction)	Class	Source	Location
1402	peritectic: L + Pd3Sb → Pd5Sb2	L: Sb 0.298; Pd3Sb: Sb 0.259; Pd5Sb2: Sb 0.286	model	[1] Han 2010	Table 1, p. 2, row 12 report
1402	peritectic: L + Pd3Sb → Pd5Sb2	L: Sb 0.3; Pd3Sb: Sb 0.27; Pd5Sb2: Sb 0.286	experimental	[1] Han 2010 cites Durussel 1991 doi	Table 1, p. 2, row 11 report
1383	peritectoid: Pd3Sb + Pd5Sb2 → Pd8Sb3	Pd3Sb: Sb 0.257; Pd5Sb2: Sb 0.285; Pd8Sb3: Sb 0.275	model	[1] Han 2010	Table 1, p. 2, row 10 report
1383	peritectoid: Pd3Sb + Pd5Sb2 → Pd8Sb3	Pd3Sb: Sb 0.267; Pd5Sb2: Sb 0.281; Pd8Sb3: Sb 0.275	experimental	[1] Han 2010 cites Durussel 1991 doi	Table 1, p. 2, row 9 report
1320	eutectic: L→ Fcc+Pd3Sb	L: Sb 0.216; Fcc: Sb 0.167; Pd3Sb: Sb 0.25	experimental	[1] Han 2010 cites Durussel 1991 doi	Table 1, p. 2, row 1 report
1317	eutectic: L→ Fcc+Pd3Sb	L: Sb 0.202; Fcc: Sb 0.157; Pd3Sb: Sb 0.25	model	[1] Han 2010	Table 1, p. 2, row 2 report
1221	peritectoid: Pd3Sb + Pd8Sb3 → Pd20Sb7	Pd3Sb: Sb 0.255; Pd8Sb3: Sb 0.273; Pd20Sb7: Sb 0.259	experimental	[1] Han 2010 cites Durussel 1991 doi	Table 1, p. 2, row 7 report
1221	peritectoid: Pd3Sb + Pd8Sb3 → Pd20Sb7	Pd3Sb: Sb 0.25; Pd8Sb3: Sb 0.273; Pd20Sb7: Sb 0.259	model	[1] Han 2010	Table 1, p. 2, row 8 report
1213	eutectoid: Pd3Sb → fcc + Pd20Sb7	Pd3Sb: Sb 0.254; fcc: Sb 0.163; Pd20Sb7: Sb 0.259	experimental	[1] Han 2010 cites Durussel 1991 doi	Table 1, p. 2, row 5 report
1213	eutectoid: Pd3Sb → fcc + Pd20Sb7	Pd3Sb: Sb 0.25; fcc: Sb 0.167; Pd20Sb7: Sb 0.259	model	[1] Han 2010	Table 1, p. 2, row 6 report
1111	peritectic: L + Pd5Sb2 → Pd5Sb3	L: Sb 0.364; Pd5Sb2: Sb 0.286; Pd5Sb3: Sb 0.345	experimental	[1] Han 2010 cites Durussel 1991 doi	Table 1, p. 2, row 13 report
1109	peritectic: L + Pd5Sb2 → Pd5Sb3	L: Sb 0.387; Pd5Sb2: Sb 0.286; Pd5Sb3: Sb 0.353	model	[1] Han 2010	Table 1, p. 2, row 14 report
1003	eutectic: L + Pd5Sb3 → PdSb	L: Sb 0.425; Pd5Sb3: Sb 0.376; PdSb: Sb 0.5	model	[1] Han 2010	Table 1, p. 2, row 20 report
996	eutectic: L + Pd5Sb3 → PdSb	L: Sb 0.42; Pd5Sb3: Sb 0.385; PdSb: Sb 0.5	experimental	[1] Han 2010 cites Durussel 1991 doi	Table 1, p. 2, row 19 report
951	eutectic: L→ PdSb + Pd2Sb	L: Sb 0.666; PdSb: Sb 0.508; Pd2Sb: Sb 0.667	experimental	[1] Han 2010 cites Okamoto 1992 doi	Table 1, p. 2, row 23 report
942	eutectic: L→ PdSb + Pd2Sb	L: Sb 0.624; PdSb: Sb 0.5; Pd2Sb: Sb 0.667	model	[1] Han 2010	Table 1, p. 2, row 24 report
865	eutectic: L→ PdSb + (Sb)	L: Sb 0.853; PdSb: Sb 0.667; (Sb): Sb 1	model	[1] Han 2010	Table 1, p. 2, row 28 report
865	peritectoid: Pd5Sb2 + Pd5Sb3 → Pd2Sb	Pd5Sb2: Sb 0.286; Pd5Sb3: Sb 0.362; Pd2Sb: Sb 0.333	model	[1] Han 2010	Table 1, p. 2, row 16 report
864	peritectoid: Pd5Sb2 + Pd5Sb3 → Pd2Sb	Pd5Sb2: Sb 0.286; Pd5Sb3: Sb 0.344; Pd2Sb: Sb 0.333	experimental	[1] Han 2010 cites Durussel 1991 doi	Table 1, p. 2, row 15 report
860	eutectic: L→ PdSb + (Sb)	L: Sb 0.88; PdSb: Sb 0.667; (Sb): Sb 1	experimental	[1] Han 2010 cites Durussel 1991 doi	Table 1, p. 2, row 27 report
849	eutectoid: Pd5Sb3 → Pd2Sb + PdSb	Pd5Sb3: Sb 0.345; Pd2Sb: Sb 0.333; PdSb: Sb 0.5	experimental	[1] Han 2010 cites Durussel 1991 doi	Table 1, p. 2, row 17 report
848	eutectoid: Pd5Sb3 → Pd2Sb + PdSb	Pd5Sb3: Sb 0.362; Pd2Sb: Sb 0.333; PdSb: Sb 0.5	model	[1] Han 2010	Table 1, p. 2, row 18 report

Other properties

Phase transition (6)

Phase transition, Pd–Sb system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Phase transition	951 K	951	congruent melting: L→ PdSb2 L: Sb 0.667; PdSb2: Sb 0.667	experimental	[1] Han 2010 cites Okamoto 1992 doi	Table 1, p. 2, row 25 report
Phase transition	952 K	952	congruent melting: L→ PdSb2 L: Sb 0.667; PdSb2: Sb 0.667	model	[1] Han 2010	Table 1, p. 2, row 26 report
Phase transition	1067 K	1067	congruent melting: L→ PdSb L: Sb 0.5; PdSb: Sb 0.5	model	[1] Han 2010	Table 1, p. 2, row 22 report
Phase transition	1067 K	1067	congruent melting: L→ PdSb L: Sb 0.5; PdSb: Sb 0.5	experimental	[1] Han 2010 cites Durussel 1991 doi	Table 1, p. 2, row 21 report
Phase transition	1479 K	1479	congruent melting: L→ Pd3Sb L: Sb 0.264; Pd3Sb: Sb 0.264	experimental	[1] Han 2010 cites Durussel 1991 doi	Table 1, p. 2, row 3 report
Phase transition	1480 K	1480	congruent melting: L→ Pd3Sb L: Sb 0.25; Pd3Sb: Sb 0.25	model	[1] Han 2010	Table 1, p. 2, row 4 report

Sources

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

Wei Han, Mei Li, Thermodynamic modeling of the Pd–Sb system, Journal of Alloys and Compounds 507, 521-525 (2010). doi:10.1016/j.jallcom.2010.07.220

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}
}