FeF3 — Properties & Data | MatWorld

FeF3

Name: FeF3
Brand: MatWorld

metal

· FeF3

Iron trifluoride (FeF₃) is an inorganic ceramic compound composed of iron and fluorine, classified as a metal fluoride. It is primarily of research and emerging technology interest rather than a mature industrial material, with applications centered on electrochemical energy storage and advanced ceramic systems. Engineers consider FeF₃ for cathode materials in next-generation batteries and solid-state electrolyte systems where its ionic conductivity and electrochemical stability offer potential advantages over conventional lithium-ion chemistries, though it remains largely in development phases.

battery cathode materialselectrochemical energy storagesolid-state electrolytesfluoride ceramics researchhigh-energy-density batteries

Compliance & Regulations

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

Units:

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	104.0	GPa	DFT
↳	42.94	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.1300	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	49.30	GPa	DFT
↳	44.77	GPa	DFT · OptB88vdW

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
Density(ρ)	3.823	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.2240	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	8.610	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)	62.96	-	DFT · OptB88vdW
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Magnetic Moment(μB)	9.934	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.0000683	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000934	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-49.44	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	166.9	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

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Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.00150	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-2.202	eV/atom	DFT · OptB88vdW
↳	-2.699	eV/atom	Measured

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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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.

FeF3

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