K2TiO3 — Properties & Data | MatWorld

K2TiO3

ceramic

· K2TiO3

K2TiO3 is a potassium titanate ceramic compound belonging to the family of titanate ceramics, which are inorganic oxides combining titanium with alkali metals. This material is primarily of research and industrial interest for applications requiring high-temperature stability, chemical resistance, and ionic conductivity; it appears in specialized contexts such as solid electrolytes, thermal insulation systems, and advanced ceramic composites rather than high-volume commodity applications. Potassium titanates are valued in niche engineering sectors where their unique combination of thermal properties and ion-exchange capabilities offers advantages over conventional refractories or standard oxide ceramics.

solid-state electrolyteshigh-temperature insulationion-exchange ceramicsrefractory compositesthermal barrier coatingselectrochemical devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.013	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	3.459	eV	DFT · OptB88vdW
↳	4.102	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	10.61 range 3.330–17.89median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.775	-	DFT · OptB88vdW
↳	3.157	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000977	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00126	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-305.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	365.1	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.651	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.

K2TiO3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental