TaNiO2N

ceramic

· TaNiO2N

TaNiO₂N is a complex ceramic compound combining tantalum, nickel, oxygen, and nitrogen—a quaternary nitride-oxide system that falls into the category of high-entropy or multi-principal-element ceramics. This material is primarily of research interest rather than established commercial use, investigated for its potential to combine the hardness and thermal stability of tantalum-based ceramics with the wear resistance and oxidation protection offered by nickel and nitrogen incorporation. The material family shows promise in applications demanding extreme environmental resistance, though widespread industrial adoption remains limited pending further development of processing methods and property optimization.

high-temperature coatings (research phase)wear-resistant surfacesoxidation-resistant barriershard ceramic compositesaerospace/defense applications (experimental)cutting tools (development)

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · GLLB-SC
Magnetic Moment(μB)	-0.2215	μB	DFT

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.420	eV/atom	DFT

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.

TaNiO2N — Properties & Data | MatWorld

TaNiO2N

Electrical Properties

Other Properties

Regulatory Screening

Environmental