HfCrO3 is a hafnium chromium oxide ceramic compound combining a refractory metal (hafnium) with chromium in an oxide structure, creating a material with potential for extreme-temperature and high-oxidation environments. This is primarily a research and development material investigated for applications requiring exceptional thermal stability and chemical resistance, particularly in aerospace and industrial high-temperature contexts where conventional oxides may degrade. The hafnium-chromium oxide family offers potential advantages over single-phase oxides in thermal shock resistance and oxidation protection at very high temperatures, though engineering adoption remains limited compared to established refractory ceramics.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.815 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.000 | eV | — | ||
| ↳ | 0.1460 | eV | — | ||
Magnetic Moment(μB)2 entries | 0.5290 | μB | — | ||
| ↳ | 2.554 | μB | — | ||
Seebeck Coefficient(S) | -120.5 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.2313 | eV/atom | — | ||
Formation Energy(ΔHf)3 entries | -2.046 | eV/atom | — | ||
| ↳ | 0.9400 | eV/atom | — | ||
| ↳ | -2.757 | eV/atom | — |