KNiIO6

ceramic

· KNiIO6

KNiIO6 is an inorganic ceramic compound containing potassium, nickel, iodine, and oxygen in a mixed-valence oxidation state structure. This is a specialized research material rather than a conventional engineering ceramic, belonging to the family of complex iodates and mixed-metal oxides that are primarily explored for their electrochemical, catalytic, and electronic properties. While not widely established in mainstream industrial applications, materials in this chemical family show promise in advanced energy storage systems, electrocatalysis for water oxidation, and solid-state ionic conductors where the structural framework and electronic properties offer advantages over simpler oxide ceramics.

electrocatalytic materialswater oxidation catalysisbattery/energy storage researchsolid-state ionic conductorsadvanced oxidation processeselectrochemistry research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	10,318	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	5,295.3	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1478	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)	1.196	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	10.48	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	6.879	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.4333	C/m²	DFT · OptB88vdW
↳	0.1759	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE

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)	0.01920	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.8538	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.

KNiIO6 — Properties & Data | MatWorld

KNiIO6

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental