CuAsO2S

ceramic

· CuAsO2S

CuAsO₂S is a copper arsenic oxysulfide ceramic compound belonging to the mixed-anion oxide-sulfide family. This is a specialized research material rather than a widely commercialized engineering ceramic, studied primarily for its electrical, optical, and structural properties in the context of semiconductor and photonic applications. The compound's potential lies in niche applications where copper-based mixed-valence ceramics with arsenic and sulfide components can provide unique electronic or photocatalytic behavior, though it remains largely confined to academic investigation and would require careful handling due to arsenic content.

semiconductor researchphotocatalytic materialsoptical coatings (exploratory)copper-based ceramics developmentmixed-anion compound studies

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)	0.00466	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.8200	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.

CuAsO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental