CuS31

metal

· JVASP-132449· CuS31

CuS31 is a copper sulfide compound belonging to the chalcogenide material family, likely representing a specific stoichiometric or non-stoichiometric phase of the Cu-S system. This material composition suggests potential interest in semiconductor or photovoltaic applications, as copper sulfides have been investigated for thin-film solar cells, photocatalysis, and other electronic/optoelectronic functions. Compared to conventional silicon-based or cadmium-based alternatives, copper sulfide compounds offer earth-abundant elemental composition and tunable bandgap properties, though commercial deployment remains limited and most applications remain in research or early development stages.

photovoltaic devicesthin-film solar cellsphotocatalytic applicationssemiconductor researchoptoelectronic materialsemerging energy technologies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.07959	lb/in³	—

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)	0.05430	eV/atom	—
Formation Energy(ΔHf)	0.01980	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.

CuS31

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control