Li2FeP2S6 is a lithium iron thiophosphate compound belonging to the family of mixed-metal sulfide phosphides, which are being actively researched as solid-state electrolyte materials and cathode compounds for next-generation battery systems. This material is primarily of academic and developmental interest rather than established commercial production, with potential applications in all-solid-state lithium-ion batteries where its ionic conductivity and electrochemical stability could enable higher energy density and improved safety compared to conventional liquid electrolytes. Engineers evaluating this material should recognize it as an emerging candidate in battery materials research, particularly relevant for applications requiring compact energy storage with enhanced thermal stability.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 5,697.1 | ksi | — | ||
Poisson's Ratio(ν) | 0.2200 | - | — | ||
Shear Modulus(G) | 4,068.3 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.09595 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.00300 range 0.000–0.00600median of 2 measurements | eV | — | ||
Magnetic Moment(μB) | 4.000 | µB | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.03240 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.6427 | eV/atom | — |