K2TaNbO6 — Properties & Data | MatWorld

K2TaNbO6

ceramic

· JVASP-102634· K2TaNbO6

K2TaNbO6 is a double perovskite ceramic compound containing potassium, tantalum, and niobium oxides, representing a class of complex metal oxides with potential functional properties. This is primarily a research and development material rather than an established industrial commodity, investigated for applications requiring high refractive index, dielectric, or photocatalytic functionality. The tantalum-niobium combination makes this material of interest in emerging technologies where conventional ceramics fall short, though its practical engineering adoption remains limited pending demonstration of scalable processing and cost-effective performance advantages.

optical coatings and photonicsdielectric ceramics researchphotocatalytic materials developmentadvanced refractory compoundselectronic ceramics prototyping

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.680	kg/m³	DFT · OptB88vdW

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Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.747	eV	DFT · OptB88vdW
↳	2.593	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	6.226	-	DFT · OptB88vdW
↳	4.766	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	10.89	%	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)	-2.806	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.

K2TaNbO6

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental