CsHfO2S

ceramic

· CsHfO2S

CsHfO2S is an experimental mixed-anion ceramic compound combining hafnium oxide with sulfide chemistry, belonging to the broader family of rare-earth and transition-metal oxyhalides and chalcogenides under active research. This material represents an emerging area in solid-state chemistry where sulfur incorporation into hafnium-based ceramics may offer novel ionic conductivity, optical, or thermal properties distinct from conventional oxide ceramics. While not yet established in commercial production, materials in this compositional space are being investigated for advanced applications where enhanced ion mobility, wide bandgaps, or unusual defect chemistry could provide advantages over traditional hafnia-based systems.

solid electrolytes (research phase)thermal barrier coatings (exploratory)optical/photonic materials (fundamental study)high-temperature ceramics (developmental)ionic conductors (laboratory investigation)

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)	0.8509	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.000	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.

CsHfO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental