KRb₂CrF₆ is a complex fluoride compound containing potassium, rubidium, and chromium—a member of the elpasolite family of halide materials known for high ionic conductivity and chemical stability. This is primarily a research and materials science compound rather than a mainstream engineering material; it has been investigated for solid-state ionic conductor applications and as a precursor for specialized optical or electrochemical devices. The combination of alkali metals with chromium fluoride creates a crystalline structure of interest in fundamental studies of ionic transport and fluoride ion conductivity, making it relevant to researchers developing next-generation solid electrolytes or chemically inert host materials.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 43.50 | GPa | — | ||
Poisson's Ratio(ν) | 0.3000 | - | — | ||
Shear Modulus(G) | 23.04 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.625 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 2.395 | eV | — | ||
Magnetic Moment(μB) | 3.000 | µB | — | ||
Seebeck Coefficient(S) | -369.4 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -2.995 | eV/atom | — |