HfTaRu₂ is a refractory ceramic compound combining hafnium, tantalum, and ruthenium—elements prized for extreme-temperature stability and corrosion resistance. This material belongs to the family of high-entropy or multi-principal-element ceramics, which are primarily under active research and development rather than in widespread industrial deployment. The combination of these three refractory metals suggests potential applications in ultra-high-temperature environments where traditional superalloys and oxides reach their limits, such as hypersonic vehicle structures, advanced reactor components, or cutting-edge aerospace propulsion systems where thermal and mechanical extremes demand exceptional durability.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 210.1 | GPa | — | ||
Poisson's Ratio(ν) | 0.3200 | - | — | ||
Shear Modulus(G) | 84.97 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 14.20 | kg/m³ | — |
| 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) | 0.00900 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.5582 | eV/atom | — |