WHfO2N — Properties & Data | MatWorld

WHfO2N

ceramic

· WHfO2N

WHfO₂N is a hafnium-based oxynitride ceramic compound combining tungsten, hafnium, oxygen, and nitrogen phases. This material represents an emerging class of refractory ceramics engineered for extreme high-temperature environments where conventional oxides degrade; it is primarily in the research and early-stage development phase but shows promise for applications demanding superior thermal stability and oxidation resistance beyond traditional hafnia and tungsten-oxide systems.

ultrahigh-temperature ceramicshypersonic vehicle protectionthermal barrier coatingsrefractory composite matricesadvanced aerospace structuresresearch/developmental material

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · GLLB-SC
Magnetic Moment(μB)	-2.781	μB	DFT

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.660	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.

WHfO2N

Electrical Properties

Other Properties

Regulatory Screening

Environmental