MgFeF5 — Properties & Data | MatWorld

MgFeF5

metal

· JVASP-9490· MgFeF5

MgFeF5 is an experimental metal fluoride compound combining magnesium and iron with fluorine, representing an emerging class of mixed-metal fluorides under investigation for advanced battery and energy storage applications. While not yet established in mainstream industrial production, this material family is being researched for potential use in next-generation lithium-ion battery cathodes and solid-state electrolyte systems where high electrochemical stability and ionic conductivity are required. Engineers evaluating this compound should recognize it as a research-phase material rather than a production option, with potential relevance to projects requiring novel fluoride-based electrochemical materials or high-performance energy storage systems.

battery cathode materialssolid-state electrolytesenergy storage researchelectrochemical devicesadvanced fluoride compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.311	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.7430	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	11.41	-	DFT · OptB88vdW
Magnetic Moment(μB)	9.998	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.0000428	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000275	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-342.2	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	338.6	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)	0.05190	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.832	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

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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.

MgFeF5

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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