Er2SO2 is a rare-earth sulfide ceramic compound containing erbium, belonging to the family of lanthanide chalcogenides. This material is primarily investigated in research contexts for its potential in high-temperature structural applications and optical/photonic devices, where the rare-earth dopant provides functional properties such as luminescence or thermal stability. While not yet widely commercialized, materials in this family are of particular interest to aerospace and advanced ceramics researchers seeking alternatives to traditional oxides in extreme environments or specialized optical systems.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 131.9 | GPa | — | ||
Poisson's Ratio(ν) | 0.2700 | - | — | ||
Shear Modulus(G) | 72.85 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 8.304 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 3.186 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 13.95 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -208.3 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -3.470 | eV/atom | — |