KIO2F2 — Properties & Data | MatWorld

KIO2F2

ceramic

· JVASP-52226· KIO2F2

KIO₂F₂ is a mixed-anion ceramic compound combining potassium, iodine, oxygen, and fluorine — a relatively uncommon material that sits at the intersection of fluoride and iodate chemistry. This compound appears to be primarily of research interest rather than an established industrial ceramic, likely investigated for specialized applications requiring unique ionic conductivity, optical properties, or chemical stability from its mixed-anion composition.

solid-state ion conductorsoptical/fluorescent materials researchhigh-temperature chemical stabilityadvanced ceramics developmentspecialized inorganic synthesis

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1373	lb/in³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	3.364	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	3.429	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	2.527	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.677	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00146	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00112	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-193.8	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	224.2	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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.566	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.

KIO2F2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental