CuS2

metal

· JVASP-86334· CuS2

CuS₂ is a copper disulfide compound that belongs to the metal sulfide class of materials. It is primarily of research and experimental interest rather than an established commercial material, with potential applications in energy storage, photovoltaics, and catalysis due to its semiconductor properties and earth-abundant elemental composition. Engineers exploring alternatives to rare-earth or toxic materials may investigate CuS₂ for its low cost and abundance, though processing routes and long-term performance data remain limited compared to mature alternatives.

battery cathode materialsphotovoltaic absorberscatalytic applicationsresearch semiconductorssustainable energy materialscopper-based compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.290	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	4.863	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00150	eV/atom	—
Formation Energy(ΔHf)	-0.1982	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.

CuS2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control