AsCuO2S

ceramic

· AsCuO2S

AsCuO2S is a mixed-valent copper arsenic oxide sulfide ceramic compound containing arsenic, copper, oxygen, and sulfur elements. This is a research-phase material studied primarily in solid-state chemistry and materials science contexts, rather than an established commercial engineering ceramic. Potential applications lie in semiconducting or photocatalytic systems where the combination of arsenic, copper, and sulfide chemistry might enable photovoltaic effects, catalytic activity, or electronic properties; however, arsenic-containing ceramics face regulatory and toxicity constraints that limit industrial adoption compared to lead-free or less-toxic alternatives.

photocatalytic materials (research)semiconductor compounds (experimental)solid-state chemistry studiesarsenic-based ceramics (laboratory scale)

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)	0.02122	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.200	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.

AsCuO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental