NbRh3 is an intermetallic compound combining niobium and rhodium in a 1:3 stoichiometric ratio, belonging to the family of refractory metal intermetallics. This material is primarily of research and developmental interest rather than established in high-volume production, explored for applications requiring exceptional hardness, high-temperature stability, and resistance to oxidation and corrosion. Engineers consider NbRh3 and similar niobium-rhodium systems when conventional superalloys or refractory metals prove insufficient for extreme environments, particularly in aerospace propulsion, catalysis, and high-temperature structural applications where the combination of a refractory base metal (niobium) with a noble metal (rhodium) offers both thermal stability and chemical resistance.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 248.9 | GPa | DFT | ||
| ↳ | 255.5 | GPa | DFT · OptB88vdW | ||
| ↳ | 248.9 | GPa | DFT · PBE | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | DFT · PBE | ||
Elastic Anisotropy(AU) | 0.2938 | - | DFT · PBE | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | DFT · PBE | ||
Poisson's Ratio(ν)2 entries | 0.2600 | - | DFT · OptB88vdW | ||
| ↳ | 0.2543 | - | DFT · PBE | ||
Shear Modulus(G)3 entries | 146.3 | GPa | DFT | ||
| ↳ | 149.8 | GPa | DFT · OptB88vdW | ||
| ↳ | 146.3 | GPa | DFT · PBE |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 11.24 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.000 | eV | DFT · OptB88vdW | ||
| ↳ | 0.000 | eV | DFT · TBmBJ | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.000394 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.000392 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | 7.710 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 7.690 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.00820 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf)2 entries | -0.5132 | eV/atom | DFT · OptB88vdW | ||
| ↳ | -0.2239 | eV/atom | Measured |
Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data