Cu3S

metal

· JVASP-127014· Cu3S

Cu3S (copper(I) sulfide) is an intermetallic compound combining copper and sulfur, belonging to the family of metal sulfides with potential semiconductor or electrical applications. This material is primarily of research and developmental interest rather than established industrial production, with investigation focused on thin-film electronics, photovoltaic devices, and solid-state chemistry applications where its unique electronic properties may offer advantages in niche roles.

thin-film semiconductorsexperimental photovoltaicssolid-state electronics researchcopper sulfide compoundsemerging materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2632	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)	0.2090	eV/atom	—
Formation Energy(ΔHf)	0.07744	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.

Cu3S

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control