Li2FeO2F

ceramic
· Li2FeO2F

Li2FeO2F is an experimental lithium iron oxide fluoride ceramic compound, part of the fluoride-oxide hybrid ceramic family attracting research interest for high-energy-density applications. This material is primarily investigated in electrochemical energy storage contexts, particularly as a cathode material candidate for advanced lithium-ion and solid-state battery systems, where the combination of lithium, iron, and fluorine offers potential for improved ionic conductivity, structural stability, and energy density compared to conventional oxide cathodes. Engineers evaluating this compound should note it remains in the research phase rather than established production, making it relevant for development programs targeting next-generation battery chemistries and solid electrolyte interfaces.

cathode material developmentlithium-ion batteriessolid-state battery systemsenergy storage researchadvanced ceramic electrolyteselectrochemical device materials

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
ksi
Poisson's Ratio(ν)
-
Shear Modulus(G)
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Dielectric Constant (Relative Permittivity)(εr)
-
Magnetic Moment(μB)
µB
Piezoelectric Modulus(eij)2 entries
C/m²
C/m²
Piezoelectric Stress Tensor(eij)
Matrix (redacted)
C/m²
Seebeck Coefficient(S)
µV/K
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.
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)
eV/atom
Verified Unverified Low confidence (<80%) Link to source

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.
Li2FeO2F — Properties & Data | MatWorld