Nb4FeSi is an intermetallic compound combining niobium, iron, and silicon, belonging to the refractory metal intermetallic family. This material is primarily of research and developmental interest rather than widely commercialized, investigated for high-temperature structural applications where its combination of refractory elements offers potential for elevated-temperature strength and oxidation resistance. Engineers consider intermetallics like Nb4FeSi when designing components that must survive extreme thermal environments while maintaining stiffness, though processing challenges and limited availability currently restrict adoption to advanced aerospace and materials research contexts.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 191.3 | GPa | — | ||
| ↳ | 191.3 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.04169 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν) | 0.3088 | - | — | ||
Shear Modulus(G)2 entries | 83.80 | GPa | — | ||
| ↳ | 83.80 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.718 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | 8.310 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.04080 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2676 | eV/atom | — |