HfHfO2N

ceramic

· HfHfO2N

HfHO₂N is an experimental hafnium oxynitride ceramic compound combining hafnium, oxygen, and nitrogen phases. This material belongs to the high-entropy and refractory ceramic family, developed primarily in research settings to achieve enhanced thermal stability, oxidation resistance, and hardness beyond conventional hafnium oxides. Industrial interest centers on extreme-environment applications where superior mechanical properties and chemical durability are required at elevated temperatures.

thermal barrier coatingshigh-temperature structural ceramicsoxidation-resistant surfacesrefractory applicationsaerospace thermal protectionresearch-stage materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	-0.1731	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.5600	eV/atom	—

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

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.

HfHfO2N

Electrical Properties

Other Properties

Regulatory Screening

Environmental