Li2GeF6 — Properties & Data | MatWorld

Li2GeF6

ceramic

· JVASP-57792· Li2GeF6

Lithium germanium fluoride (Li2GeF6) is an inorganic ceramic compound belonging to the family of fluoride-based solid electrolytes and functional ceramics. This material is primarily of research and development interest, valued for its ionic conductivity and electrochemical stability in advanced battery systems, particularly as a solid electrolyte material or electrolyte additive in next-generation lithium-ion and all-solid-state battery architectures. Engineers consider Li2GeF6 for applications where conventional liquid electrolytes pose safety or performance limitations, though it remains largely in the laboratory-to-pilot-production phase rather than established high-volume manufacturing.

solid-state battery electrolyteslithium-ion battery developmentelectrochemical energy storagehigh-energy-density batteriesthermal stability applicationsadvanced ceramic electrolytes

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	57.81	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2600	-	DFT · OptB88vdW
Shear Modulus(G)	34.51	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	3.519	kg/m³	DFT · OptB88vdW

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Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	5.788	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	6.560	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	2.214	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.03732	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000948	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000657	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-179.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	360.4	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00380	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.861	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.

Li2GeF6

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental