K2GeF6

ceramic
· K2GeF6

K₂GeF₆ is an inorganic ceramic compound belonging to the family of metal fluorides, specifically a potassium germanium fluoride. This material is primarily of research and specialized industrial interest rather than a commodity ceramic, valued for its optical transparency in the infrared region and its chemical stability in corrosive fluorine-rich environments. Applications include optical windows for infrared spectroscopy, specialized laser components, and nuclear fuel processing where resistance to fluorinating agents is critical; it may also serve as a precursor or component in advanced ceramics and glass-ceramics where germanium and fluoride chemistry provides unique thermal or chemical properties unavailable from conventional oxide ceramics.

infrared optical componentslaser windowsfluorine processing equipmentspectroscopy windowsnuclear fuel handlingadvanced ceramics research

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)3 entries
-
-
median of 2 measurements
-
Electronic Dielectric Tensor(ε∞)
Matrix (redacted)
-
Total Dielectric Tensor(ε)
Matrix (redacted)
-
Piezoelectric Modulus(eij)
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.
K2GeF6 — Properties & Data | MatWorld