Nb₆C₅ is a refractory metal carbide compound belonging to the niobium-carbon system, characterized by high hardness and thermal stability typical of transition metal carbides. This material is primarily of research and specialized industrial interest for high-temperature structural applications, thermal barrier coatings, and wear-resistant components where conventional alloys fail, though it remains less commercially established than other refractory carbides like tungsten carbide or tantalum carbide. Engineers consider Nb₆C₅ when designing extreme-environment systems requiring the combination of carbide hardness with niobium's damage tolerance and oxidation resistance at elevated temperatures.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 238.9 | GPa | — | ||
| ↳ | 238.9 | GPa | — | ||
| ↳ | 237.9 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.1412 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν)2 entries | 0.2247 | - | — | ||
| ↳ | 0.2300 | - | — | ||
Shear Modulus(G)3 entries | 161.0 | GPa | — | ||
| ↳ | 161.0 | GPa | — | ||
| ↳ | 160.6 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.456 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -3.480 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.5910 | eV/atom | — |