Li14Co2S9

metal
· JVASP-46000· Li14Co2S9

Li14Co2S9 is an experimental lithium-cobalt sulfide compound being investigated primarily as a potential cathode or solid electrolyte material for advanced lithium-ion and solid-state battery systems. This material belongs to the family of lithium metal chalcogenides, which are of significant research interest for next-generation energy storage due to their mixed ionic-electronic conductivity and potential for higher energy density. Engineers would consider this compound in early-stage battery development programs seeking alternatives to conventional oxide cathodes, particularly for applications demanding improved thermal stability, cycle life, or energy density; however, this remains a research-phase material without established commercial production or widespread industrial deployment.

solid-state battery developmentlithium-ion cathode materialssolid electrolyte researchenergy storage systemshigh-energy-density batteries

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Density(ρ)
0.07446
lb/in³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.6040
eV—
Magnetic Moment(μB)
6.000
µB—
Seebeck Coefficient(S)
-345.1
µV/K—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.1263
eV/atom—
Formation Energy(ΔHf)
-1.238
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.
Li14Co2S9 — Properties & Data | MatWorld