HfYON2

ceramic

· HfYON2

HfYON2 is an experimental hafnium-yttrium oxynitride ceramic compound belonging to the family of refractory oxynitride ceramics. This material is primarily of research interest for ultra-high-temperature applications where superior thermal stability, oxidation resistance, and mechanical retention are required at extreme temperatures, making it a candidate for next-generation aerospace and hypersonic systems where traditional superalloys and oxide ceramics reach their limits.

hypersonic vehicle componentsthermal protection systemsaerospace engine applicationsultra-high-temperature structural ceramicsoxidation-resistant coatingsrefractory material research

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)	0.8558	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.140	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.

HfYON2

Electrical Properties

Other Properties

Regulatory Screening

Environmental