HfZrO4 is a mixed-oxide ceramic compound combining hafnium oxide and zirconium oxide, belonging to the family of high-temperature refractory ceramics. This material is primarily of research and development interest for advanced applications requiring exceptional thermal stability and chemical resistance, particularly in environments where conventional oxides degrade. HfZrO4 is investigated for next-generation semiconductor gate dielectrics, thermal barrier coatings in aerospace propulsion systems, and high-temperature structural applications where the combined properties of hafnia and zirconia offer advantages over single-oxide alternatives.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 216.2 | GPa | — | ||
Poisson's Ratio(ν) | 0.3000 | - | — | ||
Shear Modulus(G) | 113.9 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.193 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 3.636 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -272.1 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.05250 | eV/atom | — | ||
Formation Energy(ΔHf) | -3.704 | eV/atom | — |