HfTc is a refractory ceramic compound composed of hafnium and tantalum carbides, belonging to the ultra-high temperature ceramic (UHTC) family. This material is engineered for extreme thermal and mechanical environments where conventional ceramics fail, offering exceptional hardness and structural stability at temperatures exceeding 2000°C. HfTc is primarily of research and specialized industrial interest, valued in hypersonic vehicle components, rocket nozzles, and advanced nuclear applications where its combination of high melting point, oxidation resistance, and mechanical strength under thermal stress makes it superior to traditional refractory metals and monolithic ceramics.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 191.9 | GPa | — | ||
| ↳ | 191.9 | GPa | — | ||
| ↳ | 190.9 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.3327 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν)2 entries | 0.3255 | - | — | ||
| ↳ | 0.3300 | - | — | ||
Shear Modulus(G)3 entries | 75.81 | GPa | — | ||
| ↳ | 75.81 | GPa | — | ||
| ↳ | 76.88 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 13.29 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.000 | eV | — | ||
| ↳ | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | 10.90 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.4913 | eV/atom | — |