Li2F — Properties & Data | MatWorld

Li2F

ceramic

· JVASP-118887· Li2F

Li₂F is an experimental ionic ceramic compound composed of lithium and fluorine, belonging to the halide ceramic family. While not yet commercialized for structural applications, lithium fluoride compounds are of significant research interest in solid-state battery electrolytes, optical windows, and advanced ionic conductors due to their high ionic mobility and chemical stability. Engineers considering this material should recognize it as a development-stage compound rather than an established engineering material, with potential relevance in next-generation energy storage and electrolytic device applications where its lithium content and fluoride chemistry offer advantages over conventional ceramics.

solid-state battery electrolytesionic conductor researchoptical transmission windowshigh-temperature fuel cellselectrochemical device components

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	23.77	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3600	-	DFT · OptB88vdW
Shear Modulus(G)	-15.78	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	1.291	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Property	Unit	Conditions
Band Gap(Eg)2 entries	eV	DFT · OptB88vdW
↳	eV	DFT · TBmBJ
Magnetic Moment(μB)	µB	DFT · OptB88vdW

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.7874	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.340	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

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.

Li2F

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental