KNaMoO2F4 — Properties & Data | MatWorld

KNaMoO2F4

ceramic

· JVASP-38458· KNaMoO2F4

KNaMoO2F4 is a mixed-metal molybdenum fluoride ceramic compound containing potassium and sodium cations. This is a research-phase material studied primarily for its potential in solid-state ion conductivity and electrochemical applications, particularly as a fluoride-ion conductor in advanced battery and fuel cell systems. The layered fluoride structure makes it notable among molybdenum ceramics for exploring alternative ionic transport mechanisms compared to traditional oxide or sulfide electrolytes.

solid-state battery electrolytesfluoride-ion conductorselectrochemical researchadvanced energy storagefuel cell materialsionic conductor development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	2.960	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.494	eV	DFT · OptB88vdW
↳	2.913	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.339	-	DFT · OptB88vdW
↳	2.581	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000236	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000396	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-392.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	399.4	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	5.700	%	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)	0.06260	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.564	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.

KNaMoO2F4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental