Li3CuF5

metal

· JVASP-50754· Li3CuF5

Li3CuF5 is an inorganic lithium copper fluoride compound that belongs to the class of mixed-metal fluorides, currently under investigation as a solid electrolyte material for advanced battery applications. This is a research-phase compound rather than a commercially mature material, notable for its potential to enable higher energy density and improved safety in solid-state lithium-ion battery systems compared to conventional liquid electrolytes. The combination of lithium and fluoride chemistry positions it within the broader family of inorganic solid electrolytes being developed to overcome thermal and cycling stability limitations of organic polymer electrolytes.

solid-state battery electrolyteslithium-ion battery researchhigh-energy-density power storageadvanced materials developmentelectrochemical energy systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1060	lb/in³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)	0.6010	eV	—
Magnetic Moment(μB)	2.000	µB	—
Seebeck Coefficient(S)	-295	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.1265	eV/atom	—
Formation Energy(ΔHf)	-2.546	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.

Li3CuF5

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control