HfNbO2N

ceramic

· HfNbO2N

HfNbO₂N is a hafnium-niobium oxynitride ceramic compound that combines the high-temperature stability of refractory oxides with the hardness and wear resistance imparted by nitrogen incorporation. This material is primarily of research and emerging industrial interest, developed to address extreme-environment applications where conventional ceramics or metal alloys reach their performance limits. Its potential lies in thermal protection systems, cutting tools, and wear-resistant coatings where the synergy of hafnium and niobium metalloids with nitrogen can provide superior hardness, thermal shock resistance, and oxidation protection compared to single-phase oxide or nitride alternatives.

high-temperature coatingsthermal barrier systemsadvanced cutting toolswear-resistant surfacesaerospace thermal protectionresearch/development phase

Compliance & Regulations

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

Units:

si imperial

Filter by

Method

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · GLLB-SC
Magnetic Moment(μB)	-0.3186	μB	DFT

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.400	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.

HfNbO2N — Properties & Data | MatWorld

HfNbO2N

Electrical Properties

Other Properties

Regulatory Screening

Environmental