Li5FeF8 is a lithium iron fluoride compound being investigated as a solid-state electrolyte and cathode material for next-generation lithium-ion batteries. This ionic compound combines lithium's high electrochemical potential with iron and fluoride constituents to achieve enhanced ionic conductivity and electrochemical stability, positioning it as a research material for high-energy-density battery systems. The material remains largely in the experimental phase, with potential applications in automotive electric powertrains and grid-scale energy storage where conventional liquid electrolytes present thermal or safety limitations.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 50.17 | GPa | — | ||
Poisson's Ratio(ν) | 0.2600 | - | — | ||
Shear Modulus(G) | 30.74 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 2.974 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.01900 | eV | — | ||
Magnetic Moment(μB) | 1.000 | µB | — | ||
Seebeck Coefficient(S) | 47.00 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.1083 | eV/atom | — | ||
Formation Energy(ΔHf) | -2.818 | eV/atom | — |