Chromium difluoride (CrF2) is an inorganic metal fluoride compound that belongs to the transition metal halide family. While primarily studied in research contexts for its potential in battery cathode materials and fluoride-based ionic conductors, CrF2 has limited established industrial production at scale. The material's interest stems from chromium's variable oxidation states and fluoride's strong electrochemical properties, making it a candidate for advanced energy storage and solid-state electrolyte applications where traditional oxide ceramics face performance limitations.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | -20.08 | GPa | — | ||
Exfoliation Energy(Eexf) | 138.6 | meV/atom | — | ||
Poisson's Ratio(ν) | 0.4500 | - | — | ||
Shear Modulus(G) | -5.230 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.796 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.5540 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 7.503 | - | — | ||
Magnetic Moment(μB) | 8.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -313.5 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.1194 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -2.678 | eV/atom | — | ||
| ↳ | -2.328 | eV/atom | — |