Li2CaHfF8

ceramic
· Li2CaHfF8

Li2CaHfF8 is a lithium-calcium hafnium fluoride ceramic compound, belonging to the family of mixed-metal fluorides with potential applications in ionic conductivity and solid-state electrolyte research. This is an emerging research material rather than an established commercial ceramic; compounds in this structural family are investigated for superionic conductivity and as alternatives to oxide-based ceramics in specialized electrochemical and optical applications. Engineers and researchers would evaluate this material primarily for advanced energy storage systems, fluoride-based solid electrolytes, or optical/thermal applications where the combination of light alkali metals (lithium, calcium) with refractory hafnium provides unique functional properties.

solid-state electrolyteslithium-ion batteries (research)optical window materialsthermal management ceramicsionic conductor research

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
Pa
Poisson's Ratio(ν)
-
Shear Modulus(G)
Pa
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
kg/m³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Dielectric Constant (Relative Permittivity)(εr)2 entries
-
median of 2 measurements
-
Piezoelectric Modulus(eij)2 entries
C/m²
C/m²
Piezoelectric Stress Tensor(eij)
Matrix (redacted)
C/m²
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.