CaCuS2

metal

· JVASP-79228· CaCuS2

CaCuS2 is a ternary metal chalcogenide compound combining calcium, copper, and sulfur, representing an emerging material class in solid-state chemistry and materials research. This compound is primarily investigated for its potential in optoelectronic and photovoltaic applications, where mixed-metal sulfides offer tunable electronic properties and potential cost advantages over conventional semiconductors. As a research-stage material rather than an established industrial product, CaCuS2 belongs to the family of earth-abundant chalcogenides being explored to replace scarce or toxic elements in energy conversion devices.

photovoltaic absorber layersoptoelectronic semiconductorssolid-state chemistry researchearth-abundant solar materialsthin-film electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.508	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)	0.1836	eV/atom	—
Formation Energy(ΔHf)	-1.139	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.

CaCuS2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control