AsTeO2S

ceramic

· AsTeO2S

AsTeO2S is a mixed-anion chalcogenide ceramic compound containing arsenic, tellurium, oxygen, and sulfur. This material belongs to the family of multinary oxychalcogenides, which are primarily of research and development interest rather than established industrial materials. AsTeO2S and related compounds are investigated for potential applications in infrared optics, solid-state ionics, and advanced photonic devices where the combination of heavy elements and multiple anion types can provide unique optical and electronic properties; however, practical deployment remains limited and the material is not yet widely adopted in mainstream engineering applications.

infrared optics (research)solid-state electrolytes (exploratory)photonic devices (development)chalcogenide glass alternativesadvanced ceramics 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)	0.000227	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.080	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.

AsTeO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental