Sb–Tb system

13 accepted literature values from 1 paper(s) (experimental 6, model 7); 1 calculated phase diagram(s). 3 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 (11) · papers (bibliography) · Markdown

Accepted values by evidence class
Evidence class	Values
experimental	6
model	7

Accepted values by property group
Property group	Values
invariant reaction	12
phase transition	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
SbTb-12Gao.tdb	F. Gao, S.L. Wang, C.P. Wang, X.J. Liu, Calphad, 37, 158-62(2012). doi:10.1016/j.calphad.2012.01.002	`59da5731b61eb8206328cd31fed4e87bb787de7a496033a5ec116f802441663f`	viewer · TDB · JSON

Calculated three-phase invariants (model, mole fraction of the second component)
TDB file	T (K)	Phases at the invariant
SbTb-12Gao.tdb	2133	LIQUID (x(Tb) 0.32562) + SBTB_B1 (x(Tb) 0.5) + SBTB_BETA (x(Tb) 0.5)
SbTb-12Gao.tdb	2133	SBTB_B1 (x(Tb) 0.5) + SBTB_BETA (x(Tb) 0.5) + LIQUID (x(Tb) 0.64664)
SbTb-12Gao.tdb	2043.2	SBTB_B1 (x(Tb) 0.5) + SB3TB4_BETA (x(Tb) 0.57143) + LIQUID (x(Tb) 0.66767)
SbTb-12Gao.tdb	2043.2	SBTB_B1 (x(Tb) 0.5) + SB3TB4_BETA (x(Tb) 0.57143) + LIQUID (x(Tb) 0.66761)
SbTb-12Gao.tdb	1923.05	SB3TB4_BETA (x(Tb) 0.57143) + SB3TB5_D88 (x(Tb) 0.625) + LIQUID (x(Tb) 0.70636)
SbTb-12Gao.tdb	1923.05	SB3TB4_BETA (x(Tb) 0.57143) + SB3TB5_D88 (x(Tb) 0.625) + LIQUID (x(Tb) 0.70644)
SbTb-12Gao.tdb	1923.05	SB3TB4_BETA (x(Tb) 0.57143) + SB3TB5_D88 (x(Tb) 0.625) + LIQUID (x(Tb) 0.70649)
SbTb-12Gao.tdb	1873	SBTB_B1 (x(Tb) 0.5) + SB3TB4_D73 (x(Tb) 0.57143) + SB3TB4_BETA (x(Tb) 0.57143)
SbTb-12Gao.tdb	1873	SB3TB4_BETA (x(Tb) 0.57143) + SB3TB4_D73 (x(Tb) 0.57143) + SB3TB5_D88 (x(Tb) 0.625)
SbTb-12Gao.tdb	1538.23	LIQUID (x(Tb) 0.93661) + BCC_A2 (x(Tb) 0.99049) + HCP_A3 (x(Tb) 0.99468)
SbTb-12Gao.tdb	1403.35	SB3TB5_D88 (x(Tb) 0.625) + LIQUID (x(Tb) 0.87659) + HCP_A3 (x(Tb) 0.98309)
SbTb-12Gao.tdb	1403.35	SB3TB5_D88 (x(Tb) 0.625) + LIQUID (x(Tb) 0.87659) + HCP_A3 (x(Tb) 0.98309)
SbTb-12Gao.tdb	1013.13	LIQUID (x(Tb) 0.04579) + SB2TB (x(Tb) 0.33333) + SBTB_B1 (x(Tb) 0.5)
SbTb-12Gao.tdb	1013.13	LIQUID (x(Tb) 0.04587) + SB2TB (x(Tb) 0.33333) + SBTB_B1 (x(Tb) 0.5)
SbTb-12Gao.tdb	896.54	RHOMBOHEDRAL_A7 (x(Tb) 0) + LIQUID (x(Tb) 0.01807) + SB2TB (x(Tb) 0.33333)
SbTb-12Gao.tdb	896.54	RHOMBOHEDRAL_A7 (x(Tb) 0) + LIQUID (x(Tb) 0.01793) + SB2TB (x(Tb) 0.33333)
SbTb-12Gao.tdb	896.54	RHOMBOHEDRAL_A7 (x(Tb) 0) + LIQUID (x(Tb) 0.01788) + SB2TB (x(Tb) 0.33333)

Convex hulls: Materials Project DFT hull · OQMD DFT hull

Invariant reactions (literature)

Invariant reactions reported in the literature for the Sb–Tb system (12)
T (K)	Reaction / phases	Compositions (mole fraction)	Class	Source	Location
2043.15	L + (α-SbTb) -> (β-Sb3Tb4)	L: Tb 0.668; (α-SbTb): Tb 0.5; (β-Sb3Tb4): Tb 0.571	model	[1] Gao 2012	Table 2, p. 2, row 5 report
2043.15	L + (α-SbTb) -> (β-Sb3Tb4)	L: Tb 0.61; (α-SbTb): Tb 0.5; (β-Sb3Tb4): Tb 0.571	experimental	[1] Gao 2012 cites Massalski 1990	Table 2, p. 2, row 6 report
1923.15	L + (β-Sb3Tb4) -> Sb3Tb5	L: Tb 0.706; (β-Sb3Tb4): Tb 0.571; Sb3Tb5: Tb 0.625	model	[1] Gao 2012	Table 2, p. 2, row 7 report
1923.15	L + (β-Sb3Tb4) -> Sb3Tb5	L: Tb 0.651; (β-Sb3Tb4): Tb 0.571; Sb3Tb5: Tb 0.625	experimental	[1] Gao 2012 cites Massalski 1990	Table 2, p. 2, row 8 report
1538.15	(β-Tb) -> (α-Tb) + L	(β-Tb): Tb 0.985; (α-Tb): Tb 0.99; L: Tb 0.916	experimental	[1] Gao 2012 cites Massalski 1990	Table 2, p. 2, row 12 report
1538.15	(β-Tb) -> (α-Tb) + L	(β-Tb): Tb 0.991; (α-Tb): Tb 0.995; L: Tb 0.937	model	[1] Gao 2012	Table 2, p. 2, row 11 report
1403.15	eutectic: L -> (α-Tb) + Sb3Tb5	L: Tb 0.877; (α-Tb): Tb 0.983; Sb3Tb5: Tb 0.625	model	[1] Gao 2012	Table 2, p. 2, row 9 report
1403.15	eutectic: L -> (α-Tb) + Sb3Tb5	L: Tb 0.86; (α-Tb): Tb 0.99; Sb3Tb5: Tb 0.625	experimental	[1] Gao 2012 cites Massalski 1990	Table 2, p. 2, row 10 report
1013.15	L + (α-SbTb) -> Sb2Tb	L: Tb 0.046; (α-SbTb): Tb 0.5; Sb2Tb: Tb 0.333	model	[1] Gao 2012	Table 2, p. 2, row 3 report
1013.15	L + (α-SbTb) -> Sb2Tb	L: Tb 0.022; (α-SbTb): Tb 0.5; Sb2Tb: Tb 0.333	experimental	[1] Gao 2012 cites Massalski 1990	Table 2, p. 2, row 4 report
896.15	eutectic: L -> (Sb) + Sb2Tb	L: Tb 0.008; (Sb): Tb 0; Sb2Tb: Tb 0.333	experimental	[1] Gao 2012 cites Massalski 1990	Table 2, p. 2, row 2 report
896.15	eutectic: L -> (Sb) + Sb2Tb	L: Tb 0.018; (Sb): Tb 0; Sb2Tb: Tb 0.333	model	[1] Gao 2012	Table 2, p. 2, row 1 report

Other properties

Phase transition (1)

Phase transition, Sb–Tb system
Property	Value	T (K)	Phases / composition	Class	Source	Location	Quote
Phase transition	2433.15 K	2433.15	congruent transformation	model	[1] Gao 2012	p. 4 report	The congruent melting temperature of SbTb calculated in the present work is 2160 °C, in agreement with the experimental result [11].

Sources

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

F. Gao, S.L. Wang, C.P. Wang, X.J. Liu, Thermodynamic assessments of the Sb–La and Sb–Tb systems, Calphad 37, 158-162 (2012). doi:10.1016/j.calphad.2012.01.002

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}
}