TaHfO2N

ceramic

· TaHfO2N

TaHfO2N is an experimental ceramic compound combining tantalum, hafnium, oxygen, and nitrogen—a refractory oxynitride designed for extreme-temperature and high-stress environments. This material belongs to the family of advanced ceramics that leverage the thermal stability and hardness of transition-metal oxynitrides, offering potential advantages over conventional refractory oxides in applications demanding resistance to thermal shock, oxidation, and mechanical wear at elevated temperatures. Development of such materials is primarily driven by aerospace and thermal management sectors seeking alternatives to monolithic oxides or nitrides for demanding applications.

high-temperature coatingsaerospace engine componentsthermal barrier systemsrefractory materials researchextreme environment protectionadvanced ceramics development

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)	-1.711	μB	DFT

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.560	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.

TaHfO2N — Properties & Data | MatWorld

TaHfO2N

Electrical Properties

Other Properties

Regulatory Screening

Environmental