CuAsS

metal

· CuAsS

CuAsS is a ternary copper-arsenic-sulfur compound that belongs to the family of chalcogenide materials with mixed-valence metal character. This material is primarily of research interest rather than established industrial production, typically studied for its semiconducting or photovoltaic properties within the broader context of sulfide and arsenide minerals and synthetic compounds. Engineers and materials scientists investigate CuAsS compounds for potential applications in solid-state electronics, photocatalysis, and specialized semiconductor devices where the combination of copper, arsenic, and sulfur imparts unique electronic and optical characteristics.

semiconductor researchphotovoltaic materialsphotocatalysis applicationssolid-state electronicsmineral chemistry studiesemerging functional materials

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	67.24	GPa	—
↳	68.31	GPa	—
Poisson's Ratio(ν)	0.3200	-	—
Shear Modulus(G)2 entries	29.55	GPa	—
↳	29.67	GPa	—

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

Property	Value	Unit	Conditions	Source
Density(ρ)	4.726	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.2087	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

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.

CuAsS

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control