HfHfO2S

ceramic

· HfHfO2S

HfHO₂S is an experimental hafnium-based oxynitride ceramic compound combining hafnium, oxygen, and sulfur phases. This material belongs to the family of refractory ceramics and is primarily a research compound under investigation for high-temperature and corrosive-environment applications where traditional oxides may be inadequate. The incorporation of sulfur alongside hafnium oxide represents an emerging strategy to enhance material resilience in extreme conditions, though industrial deployment remains limited pending further characterization and scale-up development.

high-temperature protective coatingsrefractory ceramics researchcorrosive environment resistanceadvanced thermal barrier systemsmaterials science developmentextreme-environment engineering

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)	1.027	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.7600	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.

HfHfO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental