K2NiF4 is an inorganic fluoride compound belonging to the layered perovskite family, combining potassium, nickel, and fluorine in a crystalline structure. This material is primarily investigated in research contexts for solid-state ionics and advanced ceramics applications, particularly as a potential fluoride ion conductor for electrolyte membranes and energy storage systems. Its layered structure and ionic mobility make it of interest for next-generation solid-state batteries and fuel cells, where engineers seek alternatives to conventional electrolyte materials with improved thermal stability and ion transport properties.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 46.79 | GPa | — | ||
| ↳ | 54.94 | GPa | — | ||
Poisson's Ratio(ν) | 0.3200 | - | — | ||
Shear Modulus(G)2 entries | 24.03 | GPa | — | ||
| ↳ | 22.89 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.358 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.4160 | eV | — | ||
Magnetic Moment(μB) | 1.998 | µB | — | ||
Seebeck Coefficient(S) | -200.7 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.00400 | eV/atom | — | ||
Formation Energy(ΔHf) | -2.505 | eV/atom | — |