Ag–Dy system

29 accepted literature values from 1 paper(s) (experimental 11, model 12, DFT 6); 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 (7) · papers (bibliography) · Markdown

Accepted values by evidence class
Evidence class	Values
experimental	11
model	12
DFT	6

Accepted values by property group
Property group	Values
invariant reaction	15
formation	8
crystal structure	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
AgDy-10Lon.tdb	Z.H. Long, Y.J. Yang, S. Jin, H.S. Liu, F. Zheng, Z.P. Jin, J. Alloys Compd., 489, 146-51(2010). doi:10.1016/j.jallcom.2009.09.036	`368d9cf97a10d0baa78f18f4aaaf70f8afc8a8a8a2c3e0e53dad74683dd31d6b`	viewer · TDB · JSON

Calculated three-phase invariants (model, mole fraction of the second component)
TDB file	T (K)	Phases at the invariant
AgDy-10Lon.tdb	1652.86	LIQUID (x(Dy) 0.98395) + BCC_A2 (x(Dy) 0.99974) + HCP_A3 (x(Dy) 1)
AgDy-10Lon.tdb	1652.86	LIQUID (x(Dy) 0.984) + BCC_A2 (x(Dy) 0.99974) + HCP_A3 (x(Dy) 1)
AgDy-10Lon.tdb	1228.01	AG2DY_C11B (x(Dy) 0.33333) + LIQUID (x(Dy) 0.3683) + AGDY_B2 (x(Dy) 0.5)
AgDy-10Lon.tdb	1228.01	AG2DY_C11B (x(Dy) 0.33333) + LIQUID (x(Dy) 0.36825) + AGDY_B2 (x(Dy) 0.5)
AgDy-10Lon.tdb	1228.01	AG2DY_C11B (x(Dy) 0.33333) + LIQUID (x(Dy) 0.36854) + AGDY_B2 (x(Dy) 0.5)
AgDy-10Lon.tdb	1186.81	AG51DY14 (x(Dy) 0.21538) + LIQUID (x(Dy) 0.27472) + AG2DY_C11B (x(Dy) 0.33333)
AgDy-10Lon.tdb	1186.81	AG51DY14 (x(Dy) 0.21538) + LIQUID (x(Dy) 0.27473) + AG2DY_C11B (x(Dy) 0.33333)
AgDy-10Lon.tdb	1179.25	AGDY_B2 (x(Dy) 0.5) + LIQUID (x(Dy) 0.69173) + HCP_A3 (x(Dy) 1)
AgDy-10Lon.tdb	1179.25	AGDY_B2 (x(Dy) 0.5) + LIQUID (x(Dy) 0.69172) + HCP_A3 (x(Dy) 1)
AgDy-10Lon.tdb	1076.94	FCC_A1 (x(Dy) 0.0129) + LIQUID (x(Dy) 0.11085) + AG51DY14 (x(Dy) 0.21538)
AgDy-10Lon.tdb	1076.94	FCC_A1 (x(Dy) 0.01289) + LIQUID (x(Dy) 0.11078) + AG51DY14 (x(Dy) 0.21538)

Convex hulls: Materials Project DFT hull · OQMD DFT hull

Invariant reactions (literature)

Invariant reactions reported in the literature for the Ag–Dy system (15)
T (K)	Reaction / phases	Compositions (mole fraction)	Class	Source	Location
1464	congruent melting: L -> AgDy	L: Dy 0.5; AgDy: Ag 0.5, Dy 0.5	model	[1] Long 2010	Table 3, p. 4, row 14 report
1458	congruent melting: L -> AgDy	L: Dy 0.5; AgDy: Ag 0.5, Dy 0.5	experimental	[1] Long 2010 cites Delfino 2010	Table 3, p. 4, row 15 report
1263	congruent melting: L -> Ag51Dy14	L: Dy 0.215; Ag51Dy14: Ag 0.784615, Dy 0.215385	experimental	[1] Long 2010 cites Delfino 2010	Table 3, p. 4, row 11 report
1254	congruent melting: L -> Ag51Dy14	L: Dy 0.215; Ag51Dy14: Ag 0.784615, Dy 0.215385	model	[1] Long 2010	Table 3, p. 4, row 10 report
1253	congruent melting: L -> Ag2Dy	L: Dy 0.333; Ag2Dy: Ag 0.666667, Dy 0.333333	experimental	[1] Long 2010 cites Delfino 2010	Table 3, p. 4, row 13 report
1245	congruent melting: L -> Ag2Dy	L: Dy 0.333; Ag2Dy: Ag 0.666667, Dy 0.333333	model	[1] Long 2010	Table 3, p. 4, row 12 report
1223	eutectic: L -> Ag2Dy + AgDy	L: Dy 0.369; Ag2Dy: Ag 0.666667, Dy 0.333333; AgDy: Ag 0.5, Dy 0.5	model	[1] Long 2010	Table 3, p. 4, row 6 report
1223	eutectic: L -> Ag2Dy + AgDy	L: Dy 0.375; Ag2Dy: Ag 0.666667, Dy 0.333333; AgDy: Ag 0.5, Dy 0.5	experimental	[1] Long 2010 cites Delfino 2010	Table 3, p. 4, row 7 report
1182	eutectic: L -> Ag51Dy14 + Ag2Dy	L: Dy 0.275; Ag51Dy14: Ag 0.784615, Dy 0.215385; Ag2Dy: Ag 0.666667, Dy 0.333333	model	[1] Long 2010	Table 3, p. 4, row 4 report
1178	eutectic: L -> Ag51Dy14 + Ag2Dy	L: Dy 0.286; Ag51Dy14: Ag 0.784615, Dy 0.215385; Ag2Dy: Ag 0.666667, Dy 0.333333	experimental	[1] Long 2010 cites Delfino 2010	Table 3, p. 4, row 5 report
1173	eutectic: L -> AgDy + Hcp(Dy)	L: Dy 0.745; AgDy: Ag 0.5, Dy 0.5	experimental	[1] Long 2010 cites Delfino 2010	Table 3, p. 4, row 9 report
1171	eutectic: L -> AgDy + Hcp(Dy)	L: Dy 0.695; AgDy: Ag 0.5, Dy 0.5	model	[1] Long 2010	Table 3, p. 4, row 8 report
1075	eutectic: L -> Fcc(Ag) + Ag51Dy14	L: Dy 0.111; Ag51Dy14: Ag 0.784615, Dy 0.215385	model	[1] Long 2010	Table 3, p. 4, row 1 report
1074	eutectic: L -> Fcc(Ag) + Ag51Dy14	Ag51Dy14: Ag 0.784615, Dy 0.215385	experimental	[1] Long 2010 cites Gschneidner 1970	Table 3, p. 4, row 3 report
1073	eutectic: L -> Fcc(Ag) + Ag51Dy14	L: Dy 0.12; Ag51Dy14: Ag 0.784615, Dy 0.215385	experimental	[1] Long 2010 cites Delfino 2010	Table 3, p. 4, row 2 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, Ag–Dy system (8)
Phase	Compound	Value	T (K)	Class	MP DFT (kJ/mol-atom)	OQMD DFT (kJ/mol-atom)	Source	Location
Ag2Dy	Ag2Dy	-39 kJ/mol-atom		model	-31.753 (mp-aaaaadws)	-31.994 (oqmd-1895325)	[1] Long 2010 cites Niessen 1983 doi	Table 1, p. 3, row 12 report
Ag2Dy		-32.579 kJ/mol-atom	298.15	DFT			[1] Long 2010	Table 1, p. 3, row 10 report
Ag2Dy		-32.579 kJ/mol-atom	298.15	DFT			[1] Long 2010	Table 1, p. 3, row 31 report
Ag2Dy	Ag2Dy	-22.3 kJ/mol-atom ± 2.3		model	-31.753 (mp-aaaaadws)	-31.994 (oqmd-1895325)	[1] Long 2010 cites Steeb 1968 doi	Table 1, p. 3, row 32 report
Ag2Dy	Ag2Dy	-22.3 kJ/mol-atom ± 2.3	298.15	experimental	-31.753 (mp-aaaaadws)	-31.994 (oqmd-1895325)	[1] Long 2010 cites Steeb 1968 doi	Table 1, p. 3, row 11 report
AgDy	AgDy	-44 kJ/mol-atom		model	-32.233 (mp-aaaaadfj)	-32.376 (oqmd-10365)	[1] Long 2010 cites Niessen 1983 doi	Table 1, p. 3, row 15 report
AgDy	AgDy	-37.3 kJ/mol-atom ± 1.8	298.15	experimental	-32.233 (mp-aaaaadfj)	-32.376 (oqmd-10365)	[1] Long 2010 cites Morin 1974 doi	Table 1, p. 3, row 14 report
AgDy		-32.812 kJ/mol-atom	298.15	DFT			[1] Long 2010	Table 1, p. 3, row 13 report

Other properties

Crystal structure (6)

Crystal structure, Ag–Dy system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Lattice a printed: a	3.694 Å		Ag2Dy alloy: Dy 0.333333	model	[1] Long 2010 cites Steeb 1968 doi	Table 1, p. 3, row 32 report
Lattice a printed: a	3.609 Å		AgDy alloy: Dy 0.5	experimental	[1] Long 2010 cites Morin 1974 doi	Table 1, p. 3, row 14 report
Lattice a printed: a	3.754 Å	298.15	Ag2Dy alloy: Dy 0.333333	DFT	[1] Long 2010	Table 1, p. 3, row 31 report
Lattice a printed: a	3.639 Å	298.15	AgDy alloy: Dy 0.5	DFT	[1] Long 2010	Table 1, p. 3, row 13 report
Lattice c printed: c	9.213 Å		Ag2Dy alloy: Dy 0.333333	model	[1] Long 2010 cites Steeb 1968 doi	Table 1, p. 3, row 32 report
Lattice c printed: c	9.259 Å	298.15	Ag2Dy alloy: Dy 0.333333	DFT	[1] Long 2010	Table 1, p. 3, row 31 report

Sources

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

Z.H. Long, Y.J. Yang, S. Jin, H.S. Liu, F. Zheng, Z.P. Jin, Thermodynamic assessments of Ag–Dy and Ag–Er binary systems, Journal of Alloys and Compounds 489, 146-151 (2010). doi:10.1016/j.jallcom.2009.09.036

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}
}