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
| Evidence class | Values |
|---|---|
| experimental | 7 |
| model | 10 |
| DFT | 39 |
| Property group | Values |
|---|---|
| invariant reaction | 16 |
| phase transition | 1 |
| formation | 39 |
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.
| TDB file | Assessment | SHA-256 | Links |
|---|---|---|---|
| MoNi-01Mor.tdb | M. Morishita, K. Koyama, S. Yagi, G. Zhang, J. Alloys Compd., 314, 212-18(2001). doi:10.1016/S0925-8388(00)01258-5 | de623892aa4864fb3dff962e9c72ea7b4fbe6b51f2ec8bfeb02e38c1c869e48b | viewer · TDB · JSON |
| MoNi-05Zho.tdb | S.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.2005.02.037 | 03fecfc9d1c2d36882310c5fd45abd995f1326922c853c1a619d776c2b67e59e | viewer · TDB · JSON |
| MoNi-18Yaq.tdb | K. Yaqoob, J.-C. Crivello, J.-M. Joubert, Calphad, 62, 215-22(2018). doi:10.1016/j.calphad.2018.07.002 | 3924118c417341268908ec0252e6f92fc8ed037b40cc0b02b79cb284df78edf0 | viewer · TDB · JSON |
| MoNi-90Fri.tdb | K. Frisk, Calphad, 14, 371-380(1990). doi:10.1016/0364-5916(90)90031-T | 466888685f3de89e12f0197db8319880a8e533eaa798bdfdd9023910c12b975d | viewer · TDB · JSON |
| MoNi-99Cui-LB.tdb | Y. Cui, X. Lu, Z. Jin, Metall. Mater. Trans. A, 30A, 2735-44(1999). doi:10.1007/s11661-999-0110-0 | 5e95ab16e2564ecb46a91c8647e272282afcc6ecc3189b68c28a5a29fbec178c | viewer · TDB · JSON |
| TDB file | T (K) | Phases at the invariant |
|---|---|---|
| MoNi-01Mor.tdb | 1641.99 | BCC_A2 (x(Ni) 2.500e-4) + MONI (x(Ni) 0.5) + LIQUID (x(Ni) 0.61054) |
| MoNi-01Mor.tdb | 1641.99 | BCC_A2 (x(Ni) 2.500e-4) + MONI (x(Ni) 0.5) + LIQUID (x(Ni) 0.61053) |
| MoNi-01Mor.tdb | 1597.88 | MONI (x(Ni) 0.5) + LIQUID (x(Ni) 0.67095) + FCC_A1 (x(Ni) 0.73337) |
| MoNi-01Mor.tdb | 1597.88 | MONI (x(Ni) 0.5) + LIQUID (x(Ni) 0.67104) + FCC_A1 (x(Ni) 0.73347) |
| MoNi-05Zho.tdb | 1618.28 | BCC_A2 (x(Ni) 0.01837) + MONI (x(Ni) 0.4729) + LIQUID (x(Ni) 0.62366) |
| MoNi-05Zho.tdb | 1577.29 | MONI (x(Ni) 0.52051) + LIQUID (x(Ni) 0.66218) + FCC_A1 (x(Ni) 0.72937) |
| MoNi-05Zho.tdb | 1200.81 | MONI (x(Ni) 0.51763) + NI3X_D0A (x(Ni) 0.75177) + FCC_A1 (x(Ni) 0.78549) |
| MoNi-05Zho.tdb | 1192.88 | NI3X_D0A (x(Ni) 0.7526) + NI3X_II_D0A (x(Ni) 0.76105) + FCC_A1 (x(Ni) 0.78994) |
| MoNi-05Zho.tdb | 1153.73 | NI3X_II_D0A (x(Ni) 0.76382) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.80995) |
| MoNi-05Zho.tdb | 1034.77 | MONI (x(Ni) 0.51331) + MONI2 (x(Ni) 0.66667) + NI3X_D0A (x(Ni) 0.75186) |
| MoNi-05Zho.tdb | 1034.77 | MONI (x(Ni) 0.5133) + MONI2 (x(Ni) 0.66667) + NI3X_D0A (x(Ni) 0.75186) |
| MoNi-05Zho.tdb | 909.68 | MONI2 (x(Ni) 0.66667) + NI3X_D0A (x(Ni) 0.75258) + NI3X_II_D0A (x(Ni) 0.75683) |
| MoNi-05Zho.tdb | 909.68 | MONI2 (x(Ni) 0.66667) + NI3X_D0A (x(Ni) 0.75258) + NI3X_II_D0A (x(Ni) 0.75683) |
| MoNi-05Zho.tdb | 632.03 | BCC_A2 (x(Ni) 2.000e-5) + MONI (x(Ni) 0.4982) + MONI2 (x(Ni) 0.66667) |
| MoNi-05Zho.tdb | 632.03 | BCC_A2 (x(Ni) 2.000e-5) + MONI (x(Ni) 0.4982) + MONI2 (x(Ni) 0.66667) |
| MoNi-05Zho.tdb | 557.03 | NI4X_D1A (x(Ni) 0.8) + NI8X (x(Ni) 0.88889) + FCC_A1 (x(Ni) 0.97995) |
| MoNi-05Zho.tdb | 557.03 | NI4X_D1A (x(Ni) 0.8) + NI8X (x(Ni) 0.88889) + FCC_A1 (x(Ni) 0.97989) |
| MoNi-05Zho.tdb | 557.03 | NI4X_D1A (x(Ni) 0.8) + NI8X (x(Ni) 0.88889) + FCC_A1 (x(Ni) 0.97999) |
| MoNi-18Yaq.tdb | 1622.56 | BCC_A2 (x(Ni) 0.02024) + MONI (x(Ni) 0.48805) + LIQUID (x(Ni) 0.60977) |
| MoNi-18Yaq.tdb | 1593.83 | MONI (x(Ni) 0.52395) + LIQUID (x(Ni) 0.647) + FCC_A1 (x(Ni) 0.72562) |
| MoNi-18Yaq.tdb | 1170.73 | MONI (x(Ni) 0.50968) + NI3X_D0A (x(Ni) 0.75) + FCC_A1 (x(Ni) 0.78347) |
| MoNi-18Yaq.tdb | 1170.73 | MONI (x(Ni) 0.50967) + NI3X_D0A (x(Ni) 0.75) + FCC_A1 (x(Ni) 0.78348) |
| MoNi-18Yaq.tdb | 1141.26 | NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.81953) |
| MoNi-18Yaq.tdb | 1141.26 | NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.81942) |
| MoNi-18Yaq.tdb | 1141.26 | NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.81969) |
| MoNi-18Yaq.tdb | 919.5 | BCC_A2 (x(Ni) 8.000e-4) + MONI (x(Ni) 0.46019) + NI3X_D0A (x(Ni) 0.75) |
| MoNi-18Yaq.tdb | 919.5 | BCC_A2 (x(Ni) 8.000e-4) + MONI (x(Ni) 0.46019) + NI3X_D0A (x(Ni) 0.75) |
| MoNi-90Fri.tdb | 1638 | BCC_A2 (x(Ni) 0.01602) + MONI (x(Ni) 0.49905) + LIQUID (x(Ni) 0.61635) |
| MoNi-90Fri.tdb | 1585.5 | MONI (x(Ni) 0.51407) + LIQUID (x(Ni) 0.65884) + FCC_A1 (x(Ni) 0.71485) |
| MoNi-90Fri.tdb | 1180.2 | MONI (x(Ni) 0.5204) + NI3X_D0A (x(Ni) 0.75) + FCC_A1 (x(Ni) 0.8035) |
| MoNi-90Fri.tdb | 1141.97 | NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.82541) |
| MoNi-90Fri.tdb | 1141.97 | NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.8253) |
| MoNi-90Fri.tdb | 1141.97 | NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.82528) |
| MoNi-90Fri.tdb | 317.51 | NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.99369) |
| MoNi-90Fri.tdb | 317.51 | NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.99371) |
| MoNi-90Fri.tdb | 317.51 | NI3X_D0A (x(Ni) 0.75) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.99371) |
| MoNi-99Cui-LB.tdb | 1668.27 | BCC_A2 (x(Ni) 0.01568) + MONI (x(Ni) 0.49919) + LIQUID (x(Ni) 0.60969) |
| MoNi-99Cui-LB.tdb | 1595.58 | MONI (x(Ni) 0.5251) + LIQUID (x(Ni) 0.67398) + FCC_A1 (x(Ni) 0.73289) |
| MoNi-99Cui-LB.tdb | 1179.7 | MONI (x(Ni) 0.53848) + NI3X_D0A (x(Ni) 0.75934) + FCC_A1 (x(Ni) 0.79191) |
| MoNi-99Cui-LB.tdb | 1136.96 | NI3X_D0A (x(Ni) 0.76222) + NI4X_D1A (x(Ni) 0.8) + FCC_A1 (x(Ni) 0.82329) |
| MoNi-99Cui-LB.tdb | 1136.96 | NI3X_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)
| T (K) | Reaction / phases | Compositions (mole fraction) | Class | Source | Location | Quote |
|---|---|---|---|---|---|---|
| 1619 | Liquid + bcc -> δ-NiMo | δ-NiMo: Ni 0.5 | experimental | [1] Zhou 2005 cites Grube 1938 | Table 4, p. 8, row 3 report | |
| 1618 | Liquid + bcc -> δ-NiMo | L: Ni 0.624; bcc: Ni 0.018; δ-NiMo: Ni 0.473 | model | [1] Zhou 2005 | Table 4, p. 8, row 1 report | |
| 1577 | eutectic: Liquid -> δ-NiMo + fcc | L: Ni 0.662; δ-NiMo: Ni 0.521; fcc: Ni 0.729 | model | [1] Zhou 2005 | Table 4, p. 8, row 4 report | |
| 1574 | eutectic: Liquid -> δ-NiMo + fcc | δ-NiMo: Ni 0.5 | experimental | [1] Zhou 2005 cites Grube 1938 | Table 4, p. 8, row 6 report | |
| 1201 | fcc + δ-NiMo -> Ni3Mo | fcc: Ni 0.785; δ-NiMo: Ni 0.518; Ni3Mo: Ni 0.752 | model | [1] Zhou 2005 | Table 4, p. 8, row 7 report | |
| 1200 | fcc + δ-NiMo -> Ni3Mo | δ-NiMo: Ni 0.5; Ni3Mo: Ni 0.75 | experimental | [1] Zhou 2005 cites Grube 1938 | Table 4, p. 8, row 9 report | |
| 1198 | fcc + δ-NiMo -> Ni3Mo | fcc: Ni 0.786; δ-NiMo: Ni 0.518; Ni3Mo: Ni 0.76 | model | [1] Zhou 2005 | Table 4, p. 8, row 8 report | |
| 1151 | fcc + Ni3Mo -> Ni4Mo | fcc: Ni 0.808; Ni3Mo: Ni 0.756; Ni4Mo: Ni 0.8 | model | [1] Zhou 2005 | Table 4, p. 8, row 10 report | |
| 1150 | fcc + Ni3Mo -> Ni4Mo | fcc: Ni 0.81; Ni3Mo: Ni 0.764; Ni4Mo: Ni 0.8 | model | [1] Zhou 2005 | Table 4, p. 8, row 11 report | |
| 1148 | fcc + Ni3Mo -> Ni4Mo | Ni3Mo: Ni 0.75; Ni4Mo: Ni 0.8 | experimental | [1] Zhou 2005 cites Grube 1938 | Table 4, p. 8, row 12 report | |
| 1040 | δ-NiMo + Ni3Mo -> Ni2Mo | δ-NiMo: Ni 0.514; Ni3Mo: Ni 0.758; Ni2Mo: Ni 0.667 | model | [1] Zhou 2005 | Table 4, p. 8, row 14 report | |
| 1035 | δ-NiMo + Ni3Mo -> Ni2Mo | δ-NiMo: Ni 0.513; Ni3Mo: Ni 0.752; Ni2Mo: Ni 0.667 | model | [1] Zhou 2005 | Table 4, p. 8, row 13 report | |
| 1033 | δ-NiMo + Ni3Mo -> Ni2Mo | δ-NiMo: Ni 0.5; Ni3Mo: Ni 0.75; Ni2Mo: Ni 0.666667 | experimental | [1] Zhou 2005 cites Pearson 1981 | Table 4, p. 8, row 15 report | |
| 631 | δ-NiMo -> bcc + Ni2Mo | δ-NiMo: Ni 0.498; bcc: Ni 0; Ni2Mo: Ni 0.667 | model | [1] Zhou 2005 | Table 4, p. 8, row 19 report | |
| 557 | fcc + Ni4Mo -> Ni8Mo | fcc: Ni 0.98; Ni4Mo: Ni 0.8; Ni8Mo: Ni 0.889 | model | [1] Zhou 2005 | Table 4, p. 8, row 16 report | |
| 555 | fcc + Ni4Mo -> Ni8Mo | Ni4Mo: Ni 0.8; Ni8Mo: Ni 0.888889 | experimental | [1] Zhou 2005 cites Mayer 1985 doi | Table 4, p. 8, row 18 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.
| Phase | Compound | Value | T (K) | Class | MP DFT (kJ/mol-atom) | OQMD DFT (kJ/mol-atom) | Source | Location | Quote |
|---|---|---|---|---|---|---|---|---|---|
| Mo3Ni | 18.85 kJ/mol-atom | DFT | [2] Zhou 2009 | Table 6, p. 7, row 39 report | |||||
| Ni0.25Mo0.75 | -4.063 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 31 report | |||||
| Ni0.25Mo0.75 | 9.145 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 28 report | |||||
| Ni0.50Mo0.50 | -6.405 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 32 report | |||||
| Ni0.75Mo0.25 | -4.663 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 33 report | |||||
| Ni0.75Mo0.25 | 5.083 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 30 report | |||||
| Ni2Mo | -8.34 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 cites Wang 2005 doi | Table 2, p. 4, row 40 report | |||||
| Ni3Mo | -8.54 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 cites Wang 2005 doi | Table 2, p. 4, row 42 report | |||||
| Ni3Mo | -1.86 kJ/mol-atom | DFT | [2] Zhou 2009 | Table 6, p. 7, row 38 report | |||||
| Ni3Mo | 2.84 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 44 report | |||||
| Ni3Mo | 17.06 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 43 report | |||||
| Ni3Mo | 42.65 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 41 report | |||||
| Ni4Mo | -7.55 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 cites Wang 2005 doi | Table 2, p. 4, row 45 report | |||||
| Ni8Mo | -4.44 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 cites Wang 2005 doi | Table 2, p. 4, row 46 report | |||||
| Ni₀.₂₅Mo₀.₇₅ | -4.063 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 31 report | ||||
| Ni₀.₂₅Mo₀.₇₅ | 9.145 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 28 report | ||||
| Ni₀.₅₀Mo₀.₅₀ | -6.405 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 32 report | ||||
| Ni₀.₅₀Mo₀.₅₀ | 10.45 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 29 report | ||||
| Ni₀.₇₅Mo₀.₂₅ | -4.663 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 33 report | ||||
| Ni₀.₇₅Mo₀.₂₅ | 5.083 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 30 report | ||||
| Ni₂Mo | -8.34 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 cites Wang 2005 doi | Table 2, p. 4, row 40 report | ||||
| Ni₃Mo | -8.54 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 cites Wang 2005 doi | Table 2, p. 4, row 42 report | ||||
| Ni₃Mo | 2.84 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 44 report | ||||
| Ni₃Mo | 17.06 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 43 report | ||||
| Ni₃Mo | 42.65 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 41 report | ||||
| Ni₄Mo | -7.55 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 cites Wang 2005 doi | Table 2, p. 4, row 45 report | ||||
| Ni₈Mo | -4.44 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 cites Wang 2005 doi | Table 2, p. 4, row 46 report | ||||
| δ-NiMo | -4.49 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 cites Wang 2005 doi | Table 2, p. 4, row 35 report | |||||
| δ-NiMo | -4.49 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 cites Wang 2005 doi | Table 2, p. 4, row 35 report | ||||
| δ-NiMo | -2.8 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 36 report | |||||
| δ-NiMo | -2.8 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 36 report | ||||
| δ-NiMo | -2.24 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 34 report | |||||
| δ-NiMo | -2.24 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 34 report | ||||
| δ-NiMo | -0.89 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 37 report | |||||
| δ-NiMo | -0.89 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 37 report | ||||
| δ-NiMo | -0.1 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 38 report | |||||
| δ-NiMo | -0.1 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 38 report | ||||
| δ-NiMo | 1.98 kJ/mol (basis unstated) | 0 | DFT | [1] Zhou 2005 | Table 2, p. 4, row 39 report | ||||
| δ-NiMo | 1.98 kJ/mol (basis unstated) | DFT | [1] Zhou 2005 | Table 2, p. 4, row 39 report |
Other properties
Phase transition (1)
| Property | Value | T (K) | Phases / composition | Class | Source | Location | Quote |
|---|---|---|---|---|---|---|---|
| Phase transition | 1900 K | 1900 | other | experimental | [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).
- 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
- 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
- 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