Au2O3 is a gold oxide ceramic compound that exists primarily in research and specialized laboratory contexts rather than as a widely commercialized engineering material. This material combines the chemical stability of a ceramic oxide with the unique properties imparted by its gold constituent, making it of particular interest in materials science investigations of high-density oxides and noble metal ceramics. While not a standard structural ceramic, Au2O3 is studied for potential applications in catalysis, electronic materials, and high-temperature oxidation resistance where its combination of thermal stability and gold's chemical properties may offer advantages over conventional oxide alternatives.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 81.35 | GPa | — | ||
| ↳ | 81.33 | GPa | — | ||
| ↳ | 109.3 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 1.520 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν)2 entries | 0.2960 | - | — | ||
| ↳ | 0.3100 | - | — | ||
Shear Modulus(G)3 entries | 38.37 | GPa | — | ||
| ↳ | 38.21 | GPa | — | ||
| ↳ | 46.51 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 10.86 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.000 | eV | — | ||
| ↳ | 0.9730 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)2 entries | 12.81 | - | — | ||
| ↳ | 9.415 range 8.913–9.916median of 2 measurements | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij)2 entries | 0.3059 | C/m² | — | ||
| ↳ | 0.2324 | C/m² | — | ||
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | ||
Seebeck Coefficient(S) | -296.2 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf)3 entries | 0.5300 | eV/atom | — | ||
| ↳ | -0.00705 | eV/atom | — | ||
| ↳ | -0.1764 | eV/atom | — |