Li4V2F9

metal

· JVASP-141661· Li4V2F9

Li₄V₂F₉ is an inorganic lithium vanadium fluoride compound under investigation as a solid-state electrolyte and cathode material for advanced lithium-ion battery systems. This research material belongs to the family of lithium metal fluorides, which are being explored to overcome limitations of conventional liquid electrolytes—particularly regarding safety, energy density, and cycle life in next-generation battery architectures. Engineers consider this compound for high-performance energy storage applications where improved thermal stability and ionic conductivity could enable faster charging, longer cycle life, or operation in demanding thermal environments.

solid-state battery electrolyteslithium-ion battery cathodeshigh-energy-density energy storagethermal-stable battery systemsresearch-phase materialsnext-generation power sources

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.274	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.5470	eV	—
Magnetic Moment(μB)	10.00	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.02360	eV/atom	—
Formation Energy(ΔHf)	-3.037	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.

Li4V2F9

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control