Fe–Nd system

0 accepted literature values from 0 paper(s); 3 calculated phase diagram(s).

Data: interactive phase diagram · phases (7) · papers (bibliography) · Markdown

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
FeNd-16Che.tdb	T.L. Chen, J. Wang, M.H. Rong, G.H. Rao, H.Y. Zhou, Calphad, 55, 270-80(2016). doi:10.1016/j.calphad.2016.10.004	`e50d3fee1b48c398f2a24f8c5a181a40b45eb4a8acc42b184e1824fdda0fe6ff`	viewer · TDB · JSON
FeNd-16Wan.tdb	W. Wang, T. Liu, H. Song, S. Xue, W. Zhang, H. Zhang, L. Zhang, Y. Jia, N. Wang, X. Cheng, C. Zeng, Mater. Trans. (JIM), 57, 103-11(2016). doi:10.2320/matertrans.M2015333	`fa02ac1db21fdc42395a2ebd7918221fea9bf7fd924ce6942972e977681649e4`	viewer · TDB · JSON
FeNd-95Hal-LB.tdb	B. Hallemans, P. Wollants, J.R. Roos, J. Phase Equilib., 16, 137-49(1995). doi:10.1007/BF02664851	`ab4a9e90b16a414a4eb6d9d39cae634150efd7762fdd236541a9e2b623a8f870`	viewer · TDB · JSON

Calculated three-phase invariants (model, mole fraction of the second component)
TDB file	T (K)	Phases at the invariant
FeNd-16Che.tdb	1670.86	BCC_A2 (x(Nd) 0.00117) + FCC_A1 (x(Nd) 0.00129) + LIQUID (x(Nd) 0.10489)
FeNd-16Che.tdb	1490	FCC_A1 (x(Nd) 0.00117) + FE17ND2 (x(Nd) 0.10526) + LIQUID (x(Nd) 0.33987)
FeNd-16Che.tdb	1490	FCC_A1 (x(Nd) 0.00117) + FE17ND2 (x(Nd) 0.10526) + LIQUID (x(Nd) 0.33975)
FeNd-16Che.tdb	1184.61	BCC_A2 (x(Nd) 4.000e-5) + FCC_A1 (x(Nd) 6.000e-5) + FE17ND2 (x(Nd) 0.10526)
FeNd-16Che.tdb	1127.74	LIQUID (x(Nd) 0.91559) + BCC_A2 (x(Nd) 0.99993) + DHCP (x(Nd) 1)
FeNd-16Che.tdb	1127.74	LIQUID (x(Nd) 0.91566) + BCC_A2 (x(Nd) 0.99993) + DHCP (x(Nd) 1)
FeNd-16Che.tdb	1071.03	FE17ND2 (x(Nd) 0.10526) + FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.71106)
FeNd-16Che.tdb	1071.03	FE17ND2 (x(Nd) 0.10526) + FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.71101)
FeNd-16Che.tdb	1071.03	FE17ND2 (x(Nd) 0.10526) + FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.71119)
FeNd-16Che.tdb	958.41	FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.78315) + DHCP (x(Nd) 1)
FeNd-16Che.tdb	958.41	FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.783) + DHCP (x(Nd) 1)
FeNd-16Che.tdb	958.41	FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.78319) + DHCP (x(Nd) 1)
FeNd-16Wan.tdb	1668.04	BCC_A2 (x(Nd) 2.000e-5) + FCC_A1 (x(Nd) 4.000e-5) + LIQUID (x(Nd) 0.09841)
FeNd-16Wan.tdb	1668.04	BCC_A2 (x(Nd) 2.000e-5) + FCC_A1 (x(Nd) 4.000e-5) + LIQUID (x(Nd) 0.09848)
FeNd-16Wan.tdb	1668.04	BCC_A2 (x(Nd) 2.000e-5) + FCC_A1 (x(Nd) 4.000e-5) + LIQUID (x(Nd) 0.09829)
FeNd-16Wan.tdb	1481	FCC_A1 (x(Nd) 3.000e-5) + FE17ND2 (x(Nd) 0.10526) + LIQUID (x(Nd) 0.29923)
FeNd-16Wan.tdb	1481	FCC_A1 (x(Nd) 3.000e-5) + FE17ND2 (x(Nd) 0.10526) + LIQUID (x(Nd) 0.29947)
FeNd-16Wan.tdb	1481	FCC_A1 (x(Nd) 3.000e-5) + FE17ND2 (x(Nd) 0.10526) + LIQUID (x(Nd) 0.29863)
FeNd-16Wan.tdb	1184.81	FCC_A1 (x(Nd) 0) + BCC_A2 (x(Nd) 0) + FE17ND2 (x(Nd) 0.10526)
FeNd-16Wan.tdb	1135.95	LIQUID (x(Nd) 0.91378) + DHCP (x(Nd) 0.99773) + BCC_A2 (x(Nd) 1)
FeNd-16Wan.tdb	1135.95	LIQUID (x(Nd) 0.91398) + DHCP (x(Nd) 0.99773) + BCC_A2 (x(Nd) 1)
FeNd-16Wan.tdb	1024.99	FE17ND2 (x(Nd) 0.10526) + FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.7144)
FeNd-16Wan.tdb	1024.99	FE17ND2 (x(Nd) 0.10526) + FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.7146)
FeNd-16Wan.tdb	1024.99	FE17ND2 (x(Nd) 0.10526) + FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.7142)
FeNd-16Wan.tdb	957.82	FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.76583) + DHCP (x(Nd) 0.99589)
FeNd-16Wan.tdb	957.82	FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.76566) + DHCP (x(Nd) 0.99589)
FeNd-95Hal-LB.tdb	1647.67	FCC_A1 (x(Nd) 0.01239) + BCC_A2 (x(Nd) 0.01297) + LIQUID (x(Nd) 0.13643)
FeNd-95Hal-LB.tdb	1478.4	FCC_A1 (x(Nd) 0.01579) + FE17ND2 (x(Nd) 0.10526) + LIQUID (x(Nd) 0.31483)
FeNd-95Hal-LB.tdb	1478.4	FCC_A1 (x(Nd) 0.01579) + FE17ND2 (x(Nd) 0.10526) + LIQUID (x(Nd) 0.31466)
FeNd-95Hal-LB.tdb	1207.83	FCC_A1 (x(Nd) 0.00206) + BCC_A2 (x(Nd) 0.00385) + FE17ND2 (x(Nd) 0.10526)
FeNd-95Hal-LB.tdb	1207.83	FCC_A1 (x(Nd) 0.00206) + BCC_A2 (x(Nd) 0.00384) + FE17ND2 (x(Nd) 0.10526)
FeNd-95Hal-LB.tdb	1127.24	LIQUID (x(Nd) 0.90936) + BCC_A2 (x(Nd) 0.99978) + DHCP (x(Nd) 1)
FeNd-95Hal-LB.tdb	1127.24	LIQUID (x(Nd) 0.90943) + BCC_A2 (x(Nd) 0.99978) + DHCP (x(Nd) 1)
FeNd-95Hal-LB.tdb	1041.89	FE17ND2 (x(Nd) 0.10526) + FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.70179)
FeNd-95Hal-LB.tdb	1041.89	FE17ND2 (x(Nd) 0.10526) + FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.70165)
FeNd-95Hal-LB.tdb	1041.89	FE17ND2 (x(Nd) 0.10526) + FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.70197)
FeNd-95Hal-LB.tdb	952.68	FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.76648) + DHCP (x(Nd) 1)
FeNd-95Hal-LB.tdb	952.68	FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.76647) + DHCP (x(Nd) 1)
FeNd-95Hal-LB.tdb	952.68	FE17ND5 (x(Nd) 0.22727) + LIQUID (x(Nd) 0.76662) + DHCP (x(Nd) 1)

Convex hulls: Materials Project DFT hull · OQMD DFT hull · CALPHAD hull FeNd-16Wan · CALPHAD hull FeNd-95Hal-LB

Please cite

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 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); the original source of every value you use (paper_citation / paper_doi, and cited_dois for values the paper cites from earlier work). 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_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}
}