K3AsSe3 is a mixed-chalcogenide ceramic compound containing potassium, arsenic, and selenium, belonging to the family of layered or framework metal chalcogenides. This is a research-phase material studied primarily for its potential in solid-state ionics, photovoltaics, and thermal management applications, rather than an established industrial ceramic. The arsenic-selenium framework offers tunable electronic and ionic transport properties that could enable next-generation solid electrolytes or narrow-bandgap semiconductors, though practical deployment remains experimental and limited to specialized laboratories.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.148 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 2.071 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 7.749 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.00545 | C/m² | — | ||
Seebeck Coefficient(S) | -339.3 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.9912 | eV/atom | — |