HfYOFN

ceramic

· HfYOFN

HfYOFN is an experimental hafnium-yttrium oxynitride fluoride ceramic compound, representing a multi-principal-element ceramic in the refractory oxides family. This material is primarily of research interest for extreme-environment applications where thermal stability, oxidation resistance, and high-temperature strength are critical; it exemplifies the emerging class of high-entropy and complex ceramics being developed to exceed the performance limits of conventional monolithic oxides in aerospace and energy systems.

high-temperature structural ceramicsaerospace engine componentsthermal barrier coatings (TBC systems)nuclear fuel cladding materialsrefractory applications

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)	0.9040	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.740	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.

HfYOFN

Electrical Properties

Other Properties

Regulatory Screening

Environmental