LiCoS₂ is a lithium cobalt sulfide compound that belongs to the layered metal sulfide family, notable for its potential in electrochemical energy storage and ion-conducting applications. While primarily a research material rather than a commodity engineering material, it is investigated for use in advanced lithium-ion battery cathodes and solid-state battery systems where its layered structure can facilitate lithium-ion transport. Engineers consider LiCoS₂-based systems when designing next-generation energy storage devices that require higher energy density or improved thermal stability compared to conventional oxide-based cathodes.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 77.00 | GPa | — | ||
Poisson's Ratio(ν) | 0.3900 | - | — | ||
Shear Modulus(G) | 35.26 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.500 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.000 | eV | — | ||
| ↳ | 0.5790 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)2 entries | 17.29 | - | — | ||
| ↳ | 20.91 range 19.17–22.64median of 2 measurements | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.4014 | C/m² | — | ||
Seebeck Coefficient(S) | -328 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.08100 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.8095 | eV/atom | — |