Mo–Ni system

56 accepted literature values from 3 paper(s) (experimental 7, model 10, DFT 39); 5 calculated phase diagram(s). 10 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 (10) · papers (bibliography) · Markdown

Accepted values by evidence class
Evidence classValues
experimental7
model10
DFT39
Accepted values by property group
Property groupValues
invariant reaction16
phase transition1
formation39

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 fileAssessmentSHA-256Links
MoNi-01Mor.tdbM. Morishita, K. Koyama, S. Yagi, G. Zhang, J. Alloys Compd., 314, 212-18(2001). doi:10.1016/S0925-8388(00)01258-5de623892aa4864fb3dff962e9c72ea7b4fbe6b51f2ec8bfeb02e38c1c869e48bviewer · TDB · JSON
MoNi-05Zho.tdbS.H. Zhou, Y. Wang, C. Jiang, J.Z. Zhu, L.-Q. Chen, Z.-K. Liu, Mater. Sci. Eng. A, 397, 288-96(2005). doi:10.1016/j.msea.2005.02.03703fecfc9d1c2d36882310c5fd45abd995f1326922c853c1a619d776c2b67e59eviewer · TDB · JSON
MoNi-18Yaq.tdbK. Yaqoob, J.-C. Crivello, J.-M. Joubert, Calphad, 62, 215-22(2018). doi:10.1016/j.calphad.2018.07.0023924118c417341268908ec0252e6f92fc8ed037b40cc0b02b79cb284df78edf0viewer · TDB · JSON
MoNi-90Fri.tdbK. Frisk, Calphad, 14, 371-380(1990). doi:10.1016/0364-5916(90)90031-T466888685f3de89e12f0197db8319880a8e533eaa798bdfdd9023910c12b975dviewer · TDB · JSON
MoNi-99Cui-LB.tdbY. Cui, X. Lu, Z. Jin, Metall. Mater. Trans. A, 30A, 2735-44(1999). doi:10.1007/s11661-999-0110-05e95ab16e2564ecb46a91c8647e272282afcc6ecc3189b68c28a5a29fbec178cviewer · TDB · JSON
Calculated three-phase invariants (model, mole fraction of the second component)
TDB fileT (K)Phases at the invariant
MoNi-01Mor.tdb1641.99BCC_A2 (x(Ni) 2.500e-4) + MONI (x(Ni) 0.5) + LIQUID (x(Ni) 0.61054)
MoNi-01Mor.tdb1641.99BCC_A2 (x(Ni) 2.500e-4) + MONI (x(Ni) 0.5) + LIQUID (x(Ni) 0.61053)
MoNi-01Mor.tdb1597.88MONI (x(Ni) 0.5) + LIQUID (x(Ni) 0.67095) + FCC_A1 (x(Ni) 0.73337)
MoNi-01Mor.tdb1597.88MONI (x(Ni) 0.5) + LIQUID (x(Ni) 0.67104) + FCC_A1 (x(Ni) 0.73347)
MoNi-05Zho.tdb1618.28BCC_A2 (x(Ni) 0.01837) + MONI (x(Ni) 0.4729) + LIQUID (x(Ni) 0.62366)
MoNi-05Zho.tdb1577.29MONI (x(Ni) 0.52051) + LIQUID (x(Ni) 0.66218) + FCC_A1 (x(Ni) 0.72937)
MoNi-05Zho.tdb1200.81MONI (x(Ni) 0.51763) + NI3X_D0A (x(Ni) 0.75177) + FCC_A1 (x(Ni) 0.78549)
MoNi-05Zho.tdb1192.88NI3X_D0A (x(Ni) 0.7526) + NI3X_II_D0A (x(Ni) 0.76105) + FCC_A1 (x(Ni) 0.78994)
MoNi-05Zho.tdb1153.73NI3X_II_D0A (x(Ni) 0.76382) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.80995)
MoNi-05Zho.tdb1034.77MONI (x(Ni) 0.51331) + MONI2 (x(Ni) 0.66667) + NI3X_D0A (x(Ni) 0.75186)
MoNi-05Zho.tdb1034.77MONI (x(Ni) 0.5133) + MONI2 (x(Ni) 0.66667) + NI3X_D0A (x(Ni) 0.75186)
MoNi-05Zho.tdb909.68MONI2 (x(Ni) 0.66667) + NI3X_D0A (x(Ni) 0.75258) + NI3X_II_D0A (x(Ni) 0.75683)
MoNi-05Zho.tdb909.68MONI2 (x(Ni) 0.66667) + NI3X_D0A (x(Ni) 0.75258) + NI3X_II_D0A (x(Ni) 0.75683)
MoNi-05Zho.tdb632.03BCC_A2 (x(Ni) 2.000e-5) + MONI (x(Ni) 0.4982) + MONI2 (x(Ni) 0.66667)
MoNi-05Zho.tdb632.03BCC_A2 (x(Ni) 2.000e-5) + MONI (x(Ni) 0.4982) + MONI2 (x(Ni) 0.66667)
MoNi-05Zho.tdb557.03NI4X_D1A (x(Ni) 0.8) + NI8X (x(Ni) 0.88889) + FCC_A1 (x(Ni) 0.97995)
MoNi-05Zho.tdb557.03NI4X_D1A (x(Ni) 0.8) + NI8X (x(Ni) 0.88889) + FCC_A1 (x(Ni) 0.97989)
MoNi-05Zho.tdb557.03NI4X_D1A (x(Ni) 0.8) + NI8X (x(Ni) 0.88889) + FCC_A1 (x(Ni) 0.97999)
MoNi-18Yaq.tdb1622.56BCC_A2 (x(Ni) 0.02024) + MONI (x(Ni) 0.48805) + LIQUID (x(Ni) 0.60977)
MoNi-18Yaq.tdb1593.83MONI (x(Ni) 0.52395) + LIQUID (x(Ni) 0.647) + FCC_A1 (x(Ni) 0.72562)
MoNi-18Yaq.tdb1170.73MONI (x(Ni) 0.50968) + NI3X_D0A (x(Ni) 0.75) + FCC_A1 (x(Ni) 0.78347)
MoNi-18Yaq.tdb1170.73MONI (x(Ni) 0.50967) + NI3X_D0A (x(Ni) 0.75) + FCC_A1 (x(Ni) 0.78348)
MoNi-18Yaq.tdb1141.26NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.81953)
MoNi-18Yaq.tdb1141.26NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.81942)
MoNi-18Yaq.tdb1141.26NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.81969)
MoNi-18Yaq.tdb919.5BCC_A2 (x(Ni) 8.000e-4) + MONI (x(Ni) 0.46019) + NI3X_D0A (x(Ni) 0.75)
MoNi-18Yaq.tdb919.5BCC_A2 (x(Ni) 8.000e-4) + MONI (x(Ni) 0.46019) + NI3X_D0A (x(Ni) 0.75)
MoNi-90Fri.tdb1638BCC_A2 (x(Ni) 0.01602) + MONI (x(Ni) 0.49905) + LIQUID (x(Ni) 0.61635)
MoNi-90Fri.tdb1585.5MONI (x(Ni) 0.51407) + LIQUID (x(Ni) 0.65884) + FCC_A1 (x(Ni) 0.71485)
MoNi-90Fri.tdb1180.2MONI (x(Ni) 0.5204) + NI3X_D0A (x(Ni) 0.75) + FCC_A1 (x(Ni) 0.8035)
MoNi-90Fri.tdb1141.97NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.82541)
MoNi-90Fri.tdb1141.97NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.8253)
MoNi-90Fri.tdb1141.97NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.82528)
MoNi-90Fri.tdb317.51NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.99369)
MoNi-90Fri.tdb317.51NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.99371)
MoNi-90Fri.tdb317.51NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.99371)
MoNi-99Cui-LB.tdb1668.27BCC_A2 (x(Ni) 0.01568) + MONI (x(Ni) 0.49919) + LIQUID (x(Ni) 0.60969)
MoNi-99Cui-LB.tdb1595.58MONI (x(Ni) 0.5251) + LIQUID (x(Ni) 0.67398) + FCC_A1 (x(Ni) 0.73289)
MoNi-99Cui-LB.tdb1179.7MONI (x(Ni) 0.53848) + NI3X_D0A (x(Ni) 0.75934) + FCC_A1 (x(Ni) 0.79191)
MoNi-99Cui-LB.tdb1136.96NI3X_D0A (x(Ni) 0.76222) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.82329)
MoNi-99Cui-LB.tdb1136.96NI3X_D0A (x(Ni) 0.76223) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.82333)

Convex hulls: Materials Project DFT hull · OQMD DFT hull · CALPHAD hull MoNi-01Mor · CALPHAD hull MoNi-90Fri · CALPHAD hull MoNi-99Cui-LB

Invariant reactions (literature)

Invariant reactions reported in the literature for the Mo–Ni system (16)
T (K)Reaction / phasesCompositions (mole fraction)ClassSourceLocationQuote
1619Liquid + bcc -> δ-NiMoδ-NiMo: Ni 0.5experimental[1] Zhou 2005
cites Grube 1938
Table 4, p. 8, row 3
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1618Liquid + bcc -> δ-NiMoL: Ni 0.624; bcc: Ni 0.018; δ-NiMo: Ni 0.473model[1] Zhou 2005Table 4, p. 8, row 1
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1577eutectic: Liquid -> δ-NiMo + fccL: Ni 0.662; δ-NiMo: Ni 0.521; fcc: Ni 0.729model[1] Zhou 2005Table 4, p. 8, row 4
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1574eutectic: Liquid -> δ-NiMo + fccδ-NiMo: Ni 0.5experimental[1] Zhou 2005
cites Grube 1938
Table 4, p. 8, row 6
report
1201fcc + δ-NiMo -> Ni3Mofcc: Ni 0.785; δ-NiMo: Ni 0.518; Ni3Mo: Ni 0.752model[1] Zhou 2005Table 4, p. 8, row 7
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1200fcc + δ-NiMo -> Ni3Moδ-NiMo: Ni 0.5; Ni3Mo: Ni 0.75experimental[1] Zhou 2005
cites Grube 1938
Table 4, p. 8, row 9
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1198fcc + δ-NiMo -> Ni3Mofcc: Ni 0.786; δ-NiMo: Ni 0.518; Ni3Mo: Ni 0.76model[1] Zhou 2005Table 4, p. 8, row 8
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1151fcc + Ni3Mo -> Ni4Mofcc: Ni 0.808; Ni3Mo: Ni 0.756; Ni4Mo: Ni 0.8model[1] Zhou 2005Table 4, p. 8, row 10
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1150fcc + Ni3Mo -> Ni4Mofcc: Ni 0.81; Ni3Mo: Ni 0.764; Ni4Mo: Ni 0.8model[1] Zhou 2005Table 4, p. 8, row 11
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1148fcc + Ni3Mo -> Ni4MoNi3Mo: Ni 0.75; Ni4Mo: Ni 0.8experimental[1] Zhou 2005
cites Grube 1938
Table 4, p. 8, row 12
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1040δ-NiMo + Ni3Mo -> Ni2Moδ-NiMo: Ni 0.514; Ni3Mo: Ni 0.758; Ni2Mo: Ni 0.667model[1] Zhou 2005Table 4, p. 8, row 14
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1035δ-NiMo + Ni3Mo -> Ni2Moδ-NiMo: Ni 0.513; Ni3Mo: Ni 0.752; Ni2Mo: Ni 0.667model[1] Zhou 2005Table 4, p. 8, row 13
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1033δ-NiMo + Ni3Mo -> Ni2Moδ-NiMo: Ni 0.5; Ni3Mo: Ni 0.75; Ni2Mo: Ni 0.666667experimental[1] Zhou 2005
cites Pearson 1981
Table 4, p. 8, row 15
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631δ-NiMo -> bcc + Ni2Moδ-NiMo: Ni 0.498; bcc: Ni 0; Ni2Mo: Ni 0.667model[1] Zhou 2005Table 4, p. 8, row 19
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557fcc + Ni4Mo -> Ni8Mofcc: Ni 0.98; Ni4Mo: Ni 0.8; Ni8Mo: Ni 0.889model[1] Zhou 2005Table 4, p. 8, row 16
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555fcc + Ni4Mo -> Ni8MoNi4Mo: Ni 0.8; Ni8Mo: Ni 0.888889experimental[1] Zhou 2005
cites Mayer 1985 doi
Table 4, p. 8, row 18
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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, Mo–Ni system (39)
PhaseCompoundValueT (K)ClassMP DFT (kJ/mol-atom)OQMD DFT (kJ/mol-atom)SourceLocationQuote
Mo3Ni18.85 kJ/mol-atomDFT[2] Zhou 2009Table 6, p. 7, row 39
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Ni0.25Mo0.75-4.063 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 31
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Ni0.25Mo0.759.145 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 28
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Ni0.50Mo0.50-6.405 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 32
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Ni0.75Mo0.25-4.663 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 33
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Ni0.75Mo0.255.083 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 30
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Ni2Mo-8.34 kJ/mol (basis unstated)DFT[1] Zhou 2005
cites Wang 2005 doi
Table 2, p. 4, row 40
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Ni3Mo-8.54 kJ/mol (basis unstated)DFT[1] Zhou 2005
cites Wang 2005 doi
Table 2, p. 4, row 42
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Ni3Mo-1.86 kJ/mol-atomDFT[2] Zhou 2009Table 6, p. 7, row 38
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Ni3Mo2.84 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 44
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Ni3Mo17.06 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 43
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Ni3Mo42.65 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 41
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Ni4Mo-7.55 kJ/mol (basis unstated)DFT[1] Zhou 2005
cites Wang 2005 doi
Table 2, p. 4, row 45
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Ni8Mo-4.44 kJ/mol (basis unstated)DFT[1] Zhou 2005
cites Wang 2005 doi
Table 2, p. 4, row 46
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Ni₀.₂₅Mo₀.₇₅-4.063 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 31
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Ni₀.₂₅Mo₀.₇₅9.145 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 28
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Ni₀.₅₀Mo₀.₅₀-6.405 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 32
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Ni₀.₅₀Mo₀.₅₀10.45 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 29
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Ni₀.₇₅Mo₀.₂₅-4.663 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 33
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Ni₀.₇₅Mo₀.₂₅5.083 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 30
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Ni₂Mo-8.34 kJ/mol (basis unstated)0DFT[1] Zhou 2005
cites Wang 2005 doi
Table 2, p. 4, row 40
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Ni₃Mo-8.54 kJ/mol (basis unstated)0DFT[1] Zhou 2005
cites Wang 2005 doi
Table 2, p. 4, row 42
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Ni₃Mo2.84 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 44
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Ni₃Mo17.06 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 43
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Ni₃Mo42.65 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 41
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Ni₄Mo-7.55 kJ/mol (basis unstated)0DFT[1] Zhou 2005
cites Wang 2005 doi
Table 2, p. 4, row 45
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Ni₈Mo-4.44 kJ/mol (basis unstated)0DFT[1] Zhou 2005
cites Wang 2005 doi
Table 2, p. 4, row 46
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δ-NiMo-4.49 kJ/mol (basis unstated)DFT[1] Zhou 2005
cites Wang 2005 doi
Table 2, p. 4, row 35
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δ-NiMo-4.49 kJ/mol (basis unstated)0DFT[1] Zhou 2005
cites Wang 2005 doi
Table 2, p. 4, row 35
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δ-NiMo-2.8 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 36
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δ-NiMo-2.8 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 36
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δ-NiMo-2.24 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 34
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δ-NiMo-2.24 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 34
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δ-NiMo-0.89 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 37
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δ-NiMo-0.89 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 37
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δ-NiMo-0.1 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 38
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δ-NiMo-0.1 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 38
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δ-NiMo1.98 kJ/mol (basis unstated)0DFT[1] Zhou 2005Table 2, p. 4, row 39
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δ-NiMo1.98 kJ/mol (basis unstated)DFT[1] Zhou 2005Table 2, p. 4, row 39
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Other properties

Phase transition (1)

Phase transition, Mo–Ni system
PropertyValueT (K)Phases / compositionClassSourceLocationQuote
Phase transition1900 K1900otherexperimental[3] Morishita 2001
cites Takagi 1987
p. 1
report
The ternary intermetallic compound, NiMo 2 B 2 has a high incongruent melting point about 1900 K, high hardness and corrosion resistance against hydrochloric and hydrosulfuric acid aqueous solution.

Sources

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

  1. S.H. Zhou, Y. Wang, C. Jiang, J.Z. Zhu, L.-Q. Chen, Z.-K. Liu, First-principles calculations and thermodynamic modeling of the Ni–Mo system, Materials Science and Engineering: A 397, 288-296 (2005). doi:10.1016/j.msea.2005.02.037
  2. S.H. Zhou, Y. Wang, L.-Q. Chen, Z.-K. Liu, R.E. Napolitano, Solution-based thermodynamic modeling of the Ni–Ta and Ni–Mo–Ta systems using first-principle calculations, Calphad 33, 631-641 (2009). doi:10.1016/j.calphad.2009.06.006
  3. M. Morishita, K. Koyama, S. Yagi, G. Zhang, Calculated phase diagram of the Ni–Mo–B ternary system, Journal of Alloys and Compounds 314, 212-218 (2001). doi:10.1016/s0925-8388(00)01258-5