K2Se5 is an inorganic ceramic compound composed of potassium and selenium, belonging to the metal chalcogenide family. This material is primarily of research interest rather than established industrial production, being studied for potential applications in energy storage, photovoltaic devices, and solid-state ionic conductors due to the favorable layered crystal structure characteristic of potassium selenides. Engineers considering K2Se5 would be working on early-stage development projects in battery technology, thermoelectrics, or optoelectronic systems where alternative selenium-based ceramics may be limited by cost or performance constraints.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Exfoliation Energy(Eexf) | 100.1 | meV/atom | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.835 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.7250 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 12.82 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.07042 | C/m² | — | ||
Seebeck Coefficient(S) | -215.9 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.00250 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.6295 | eV/atom | — |