Li2Cu4S3

metal

· JVASP-116518· Li2Cu4S3

Li2Cu4S3 is a ternary lithium-copper sulfide compound that belongs to the family of mixed-metal sulfides. This material is primarily of research and development interest rather than an established industrial commodity, with potential applications in solid-state battery systems and ionic conductors where lithium transport and copper's redox activity can be leveraged. Engineers considering this compound would be working on next-generation energy storage or electrochemical device prototypes, where its mixed-metal chemistry offers opportunities for tuning ionic conductivity and electrochemical stability compared to simpler binary sulfides.

solid-state battery researchlithium-ion conductor developmentelectrochemical energy storageadvanced materials researchthiophosphate alternatives

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.377	kg/m³	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.1800	eV	—
Magnetic Moment(μB)	0.000	µB	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.02350	eV/atom	—
Formation Energy(ΔHf)	-0.6008	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.

Li2Cu4S3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control