KSO2F — Properties & Data | MatWorld

KSO2F

ceramic

· KSO2F

KSO₂F is a fluoride-based ceramic compound belonging to the family of potassium oxyfluoride ceramics, materials that combine ionic bonding with the thermal and chemical stability typical of oxide-fluoride systems. This compound is primarily encountered in research and specialized industrial settings where its unique combination of ionic conductivity, thermal properties, and chemical inertness make it valuable for electrochemical and high-temperature applications. The fluoride component imparts enhanced chemical resistance and lower processing temperatures compared to traditional oxide ceramics, making it of particular interest in solid electrolyte development and advanced ceramic synthesis.

solid electrolytesionic conductorshigh-temperature ceramicselectrochemical devicesfluoride-based specialty ceramicsresearch and development materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	23.40	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	12.96	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	2.398	kg/m³	DFT · OptB88vdW

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Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	3.999	eV	DFT · OptB88vdW
↳	5.742	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	4.327 range 2.318–6.336median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	2.776	-	DFT · OptB88vdW
↳	2.226	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	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)	0.00880	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.914	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.

KSO2F

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental