Er2TeO2 is an erbium tellurite ceramic compound that combines rare-earth erbium with tellurium oxide, forming a dense crystalline oxide material. This compound is primarily investigated in research contexts for photonic and optical applications, particularly in infrared transmission windows and as a potential host material for rare-earth dopants in fiber amplifiers and laser systems. Its tellurite base makes it notable within the broader family of tellurite glasses and ceramics, which are valued for broad infrared transparency and favorable rare-earth ion incorporation compared to traditional silicate alternatives.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 15,790.3 | ksi | — | ||
Poisson's Ratio(ν) | 0.2600 | - | — | ||
Shear Modulus(G) | 9,285.3 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.3216 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.6660 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 16.73 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -202.7 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -3.095 | eV/atom | — |