K2MnSe2 is an intermetallic compound belonging to the potassium-manganese-selenide family, a class of materials studied primarily in materials science research rather than established industrial production. This compound is of interest in solid-state chemistry and potential thermoelectric or electronic applications, though it remains largely experimental; the material family is investigated for semiconducting properties and phase stability in chalcogenide systems.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.218 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.8830 | eV | DFT · OptB88vdW | ||
Dielectric Constant (Relative Permittivity)(εr) | 9.200 | - | DFT · PBE | ||
High-Frequency Dielectric Constant (ε∞)(ε∞) | 21.04 | - | DFT · OptB88vdW | ||
Electronic Dielectric Tensor(ε∞) | Matrix (redacted) | - | DFT · PBE | ||
Total Dielectric Tensor(ε) | Matrix (redacted) | - | DFT · PBE | ||
Magnetic Moment(μB) | 10.00 | µB | DFT · OptB88vdW | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 5.840 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -0.9694 | eV/atom | DFT · OptB88vdW |
Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data