Li2 Fe1 S2
semiconductor· Li2 Fe1 S2
Li₂FeS₂ is an experimental lithium iron sulfide semiconductor compound belonging to the family of metal sulfides with potential electrochemical and photonic applications. This material is primarily of research interest for next-generation battery systems and solid-state electrolyte development, where lithium-containing sulfides are explored as alternatives to conventional oxide-based ceramics due to their higher ionic conductivity and tunable electronic properties. The compound exemplifies the broader research effort to develop safer, higher-energy-density energy storage materials, though it remains largely in the laboratory development phase rather than in widespread industrial deployment.
experimental battery materialssolid-state electrolyteslithium-ion energy storagesemiconductor researchphotovoltaic device studieselectrochemical applications
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — | ksi | — | — | |
Shear Modulus(G) | — | ksi | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | — | eV/atom | — | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
Export Control
RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.