K2ErF5 is an erbium-containing fluoride ceramic compound that belongs to the rare-earth fluoride family. This material is primarily of research and specialized industrial interest, particularly in optical and photonic applications where erbium's luminescent properties are exploited. Its notable characteristics include good thermal stability and potential for use in high-performance optical coatings, laser host materials, and advanced ceramic composites where fluoride-based systems offer advantages over traditional oxides in specific wavelength ranges.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 45.03 | GPa | — | ||
Poisson's Ratio(ν) | 0.2700 | - | — | ||
Shear Modulus(G) | 24.20 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.461 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 7.256 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 6.602 | - | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -100.8 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -3.712 | eV/atom | — |