Li4CuF7 is a lithium copper fluoride compound that belongs to the family of lithium-based ionic conductors and mixed-metal fluorides. This is primarily a research material being investigated for solid-state electrolyte and ionic transport applications rather than a commercial engineering material currently in widespread use. The compound's potential value lies in lithium-ion battery technology, where it is being studied for its ionic conductivity and electrochemical stability as a candidate solid electrolyte or electrolyte additive to enable next-generation solid-state battery designs with improved energy density and safety.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 2.631 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.8080 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 600 | - | — | ||
Magnetic Moment(μB) | 2.000 | µB | — | ||
Piezoelectric Modulus(eij)2 entries | 0.2178 | C/m² | — | ||
| ↳ | 0.09441 | C/m² | — | ||
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | ||
Seebeck Coefficient(S) | -303.2 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.07710 | eV/atom | — | ||
Formation Energy(ΔHf) | -2.547 | eV/atom | — |