LiFeS

metal
· JVASP-138945· LiFeS

LiFeS is a lithium iron sulfide compound that belongs to the family of lithium-metal sulfides, materials of significant interest in advanced battery research and electrochemistry. This material is primarily investigated as a cathode or active component in next-generation lithium-ion and lithium-metal battery systems, where its iron-sulfur chemistry offers potential advantages in energy density and cost compared to conventional oxide-based cathodes. LiFeS represents an exploratory material class rather than a mature commercial product, with research focused on understanding its electrochemical performance, structural stability, and integration into high-energy-density battery architectures for electric vehicles and grid energy storage.

battery cathode materialslithium-ion systemsenergy storage researchelectric vehicle powertrainsgrid-scale energy storagehigh-energy-density electrochemistry

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
-47.86
ksi—
Shear Modulus(G)
-530.8
ksi—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.03750
lb/in³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.07400
eV—
Magnetic Moment(μB)
3.030
µB—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
3.079
eV/atom—
Formation Energy(ΔHf)
2.123
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.