Nb5Si3N is a niobium silicide nitride compound belonging to the refractory transition-metal ceramics family, designed for ultra-high-temperature structural applications. This material is primarily investigated in aerospace and energy sectors as a candidate for next-generation turbine components, thermal barriers, and oxidation-resistant coatings where conventional superalloys approach their performance limits. Niobium silicides offer superior thermal stability and oxidation resistance compared to traditional nickel-based systems, making them attractive for hypersonic vehicles and advanced power generation, though development remains largely in research and prototype stages.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 29,470.2 | ksi | — | ||
Poisson's Ratio(ν) | 0.2700 | - | — | ||
Shear Modulus(G) | 16,405.2 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2520 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.7295 | eV/atom | — |