Na2CrF4 — Properties & Data | MatWorld

Na2CrF4

metal

· JVASP-57819· Na2CrF4

Na2CrF4 is an inorganic fluoride compound containing sodium and chromium, classified as a metal fluoride salt rather than a traditional metallic alloy. This material belongs to the family of chromium fluorides, which are studied primarily in research contexts for applications requiring chemical stability and fluoride ion conductivity. Industrial use of Na2CrF4 is limited; it appears mainly in specialized electrochemistry research, thermal storage systems, and experimental solid-state ionic conductor development where its fluoride chemistry offers potential advantages over conventional materials.

solid-state electrolytes (experimental)thermal energy storage mediafluoride ion conductorschromium chemistry researchhigh-temperature chemical applicationsbattery and fuel cell research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	7,122.8	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	3,392.4	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1153	lb/in³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	1.212	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	10.85	-	DFT · OptB88vdW
Magnetic Moment(μB)	8.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000225	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000249	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-337.8	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	376.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	12.71	%	DFT · TBmBJ

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)	0.1117	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.684	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

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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.

Na2CrF4

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