Lithium disulfide (LiS₂) is an ionic ceramic compound belonging to the lithium chalcogenide family, characterized by lithium cations bonded to sulfide anions in a crystalline structure. This material is primarily of research and development interest rather than established in high-volume production, with potential applications in solid-state battery systems where it could serve as an electrolyte material or cathode component due to lithium's electrochemical activity. LiS₂ is notable within the broader context of next-generation energy storage materials, as lithium-sulfur systems offer theoretical advantages in energy density compared to conventional lithium-ion chemistries, though manufacturing and stability challenges remain active research areas.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 40.09 | GPa | DFT · OptB88vdW | ||
Poisson's Ratio(ν) | 0.4100 | - | DFT · OptB88vdW | ||
Shear Modulus(G) | 7.790 | GPa | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 2.060 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | DFT · OptB88vdW | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.7589 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -0.01070 | eV/atom | DFT · OptB88vdW |
Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data