Ce–Ru–Sm system

53 accepted literature values from 1 paper(s) (experimental 1, model 35, DFT 11, unspecified 6); 0 calculated phase diagram(s).

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Accepted values by evidence class
Evidence class	Values
experimental	1
model	35
DFT	11
unspecified	6

Accepted values by property group
Property group	Values
formation	47
crystal structure	6

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, Ce–Ru–Sm system (26)
Phase	Value	T (K)	Class	Source	Location
Ln3Ru	-25.143 kJ/mol-atom		model	[1] Kardellass 2023 cites Selhaoui 1998 doi	Table 3, p. 9, row 5 report
Ln3Ru	-23.5314 kJ/mol-atom		model	[1] Kardellass 2023 cites De 2014	Table 3, p. 9, row 6 report
Ln3Ru	-20.3527 kJ/mol-atom		model	[1] Kardellass 2023 cites Zhang 2007 doi	Table 3, p. 9, row 12 report
Ln3Ru	-20.0124 kJ/mol-atom	0	DFT	[1] Kardellass 2023	Table 3, p. 9, row 7 report
Ln3Ru	-20.0093 kJ/mol-atom	0	DFT	[1] Kardellass 2023	Table 3, p. 9, row 8 report
Ln3Ru	-19.693 kJ/mol-atom		model	[1] Kardellass 2023 cites Selhaoui 1998 doi	Table 3, p. 9, row 4 report
Ln3Ru	-19.3496 kJ/mol-atom		model	[1] Kardellass 2023	Table 3, p. 9, row 1 report
Ln3Ru	-19.28 kJ/mol-atom		DFT	[1] Kardellass 2023 cites Ceder 2010	Table 3, p. 9, row 9 report
Ln3Ru	-19.264 kJ/mol-atom		DFT	[1] Kardellass 2023 cites Oses 2018 doi	Table 3, p. 9, row 11 report
Ln3Ru	-17.801 kJ/mol-atom		model	[1] Kardellass 2023	Table 3, p. 9, row 3 report
Ln3Ru	-14.8361 kJ/mol-atom		model	[1] Kardellass 2023	Table 3, p. 9, row 2 report
Ln3Ru	-12.9176 kJ/mol-atom		DFT	[1] Kardellass 2023 cites Kirklin 2015 doi	Table 3, p. 9, row 10 report
LnRu2	-41.9778 kJ/mol-atom		model	[1] Kardellass 2023 cites De 2014	Table 3, p. 9, row 61 report
LnRu2	-32.2203 kJ/mol-atom		model	[1] Kardellass 2023 cites Zhang 2007 doi	Table 3, p. 9, row 68 report
LnRu2	-30.848 kJ/mol-atom		DFT	[1] Kardellass 2023 cites Kirklin 2015 doi	Table 3, p. 9, row 65 report
LnRu2	-29.721 kJ/mol-atom		model	[1] Kardellass 2023 cites Selhaoui 1998 doi	Table 3, p. 9, row 59 report
LnRu2	-29.72 kJ/mol-atom		model	[1] Kardellass 2023 cites Selhaoui 1998 doi	Table 3, p. 9, row 58 report
LnRu2	-28.0524 kJ/mol-atom		DFT	[1] Kardellass 2023 cites Choudhary 2020 doi	Table 3, p. 9, row 66 report
LnRu2	-27.9 kJ/mol-atom ± 1.5	298.15	experimental	[1] Kardellass 2023 cites Selhaoui 1993 doi	Table 3, p. 9, row 57 report
LnRu2	-27.281 kJ/mol-atom		DFT	[1] Kardellass 2023 cites Ceder 2010	Table 3, p. 9, row 64 report
LnRu2	-27.2586 kJ/mol-atom	0	DFT	[1] Kardellass 2023	Table 3, p. 9, row 67 report
LnRu2	-27.1978 kJ/mol-atom	0	DFT	[1] Kardellass 2023	Table 3, p. 9, row 62 report
LnRu2	-27.1978 kJ/mol-atom	0	DFT	[1] Kardellass 2023	Table 3, p. 9, row 63 report
LnRu2	-22.5988 kJ/mol-atom		model	[1] Kardellass 2023	Table 3, p. 9, row 56 report
LnRu2	-18.9068 kJ/mol-atom		model	[1] Kardellass 2023	Table 3, p. 9, row 54 report
LnRu2	-14.6208 kJ/mol-atom		model	[1] Kardellass 2023	Table 3, p. 9, row 55 report

Other properties

Formation (21)

Formation, Ce–Ru–Sm system
Property	Value	Phases / composition	Class	Source	Location
Entropy of formation printed: ΔSf	-8.81 J/mol-atom/K	Ln3Ru alloy: Ru 0, Sm 0	model	[1] Kardellass 2023 cites Selhaoui 1998 doi	Table 3, p. 9, row 4 report
Entropy of formation printed: ΔSf	-6.4063 J/mol-atom/K	Ln3Ru alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 1 report
Entropy of formation printed: ΔSf	-4.97241 J/mol-atom/K	Ln3Ru alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 3 report
Entropy of formation printed: ΔSf	-16.58 J/mol-atom/K	Ln3Ru alloy: Ru 0, Sm 0	model	[1] Kardellass 2023 cites Selhaoui 1998 doi	Table 3, p. 9, row 5 report
Entropy of formation printed: ΔSf	-4.50766 J/mol-atom/K	Ln3Ru alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 2 report
Entropy of formation printed: ΔSf	-0.29661 J/mol-atom/K	LnRu2 alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 55 report
Entropy of formation printed: ΔSf	-0.98435 J/mol-atom/K	LnRu2 alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 54 report
Entropy of formation printed: ΔSf	-4.50954 J/mol-atom/K	LnRu2 alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 56 report
Entropy of formation printed: ΔSf	-11.34 J/mol-atom/K	LnRu2 alloy: Ru 0, Sm 0	model	[1] Kardellass 2023 cites Selhaoui 1998 doi	Table 3, p. 9, row 58 report
Entropy of formation printed: ΔSf	-15 J/mol-atom/K	LnRu2 alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 60 report
Entropy of formation printed: ΔSf	-14.8 J/mol-atom/K	LnRu2 alloy: Ru 0, Sm 0	model	[1] Kardellass 2023 cites Selhaoui 1998 doi	Table 3, p. 9, row 59 report
Gibbs energy of formation printed: ΔGf	-10.883 kJ/mol-atom	Ln3Ru alloy: Ru 0, Sm 0	model	[1] Kardellass 2023 cites Selhaoui 1998 doi	Table 3, p. 9, row 4 report
Gibbs energy of formation printed: ΔGf	-12.9433 kJ/mol-atom	Ln3Ru alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 1 report
Gibbs energy of formation printed: ΔGf	-12.8285 kJ/mol-atom	Ln3Ru alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 3 report
Gibbs energy of formation printed: ΔGf	-8.563 kJ/mol-atom	Ln3Ru alloy: Ru 0, Sm 0	model	[1] Kardellass 2023 cites Selhaoui 1998 doi	Table 3, p. 9, row 5 report
Gibbs energy of formation printed: ΔGf	-10.3284 kJ/mol-atom	Ln3Ru alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 2 report
Gibbs energy of formation printed: ΔGf	-14.3242 kJ/mol-atom	LnRu2 alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 55 report
Gibbs energy of formation printed: ΔGf	-17.9224 kJ/mol-atom	LnRu2 alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 54 report
Gibbs energy of formation printed: ΔGf	-18.0893 kJ/mol-atom	LnRu2 alloy: Ru 0, Sm 0	model	[1] Kardellass 2023	Table 3, p. 9, row 56 report
Gibbs energy of formation printed: ΔGf	-18.38 kJ/mol-atom	LnRu2 alloy: Ru 0, Sm 0	model	[1] Kardellass 2023 cites Selhaoui 1998 doi	Table 3, p. 9, row 58 report
Gibbs energy of formation printed: ΔGf	-14.921 kJ/mol-atom	LnRu2 alloy: Ru 0, Sm 0	model	[1] Kardellass 2023 cites Selhaoui 1998 doi	Table 3, p. 9, row 59 report

Crystal structure (6)

Crystal structure, Ce–Ru–Sm system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Lattice a	5.161 Å	393.5	(γCe) (γCe): Ru 0	unspecified	[1] Kardellass 2023	Table 2, p. 6, row 2 report
Lattice a	3.629 Å	734 (<)	(αSm) (αSm): Ru 0	unspecified	[1] Kardellass 2023	Table 2, p. 6, row 16 report
Lattice a	4.12 Å	762	(δCe) (δCe): Ru 0	unspecified	[1] Kardellass 2023	Table 2, p. 6, row 1 report
Lattice a	3.663 Å	828	(βSm) (βSm): Ru 0	unspecified	[1] Kardellass 2023	Table 2, p. 6, row 15 report
Lattice c	26.2071 Å	734 (<)	(αSm) (αSm): Ru 0	unspecified	[1] Kardellass 2023	Table 2, p. 6, row 16 report
Lattice c	5.8448 Å	828	(βSm) (βSm): Ru 0	unspecified	[1] Kardellass 2023	Table 2, p. 6, row 15 report

Sources

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

S. Kardellass, C. Corvalan-Moya, V. P. Vassiliev, Thermodynamic Modeling of the (Ce and Sm)-Ru Binary Systems Based on Linear, Exponential, and Combined Models Aided by Ab-Initio Calculations, J. Phase Equilib. Diffus. 44, 300-323 (2023). doi:10.1007/s11669-023-01043-1

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 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_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}
}