Li2Cu2F7 — Properties & Data | MatWorld

Li2Cu2F7

metal

· JVASP-47721· Li2Cu2F7

Li2Cu2F7 is a mixed-metal fluoride compound combining lithium and copper in a fluoride matrix, representing an emerging class of ionic materials studied primarily in laboratory and computational research settings. This material family is of interest for solid-state electrochemistry and energy storage applications, particularly as a potential solid electrolyte or cathode additive in advanced lithium-ion and solid-state battery systems where fluoride-based frameworks can offer high ionic conductivity and electrochemical stability. Engineers and researchers exploring next-generation battery chemistries—especially in electric vehicles, grid storage, and high-energy-density applications—may evaluate such compounds for their potential to improve thermal stability, ionic transport, and cycle life compared to conventional organic electrolytes.

solid-state battery electrolyteslithium-ion cathode materialselectrochemical energy storage researchhigh-temperature battery applicationsionic conductor materialsadvanced battery development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.130	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	3.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.0000304	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000230	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-75.20	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-81.70	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.06930	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.088	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

Export Control

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.

Li2Cu2F7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control