Cr1 Cu1 S2

semiconductor

· Cr1 Cu1 S2

Cr1Cu1S2 is a ternary chalcogenide semiconductor compound combining chromium, copper, and sulfur in a layered crystal structure. This material belongs to the family of transition metal sulfides and represents an emerging research compound being investigated for photovoltaic and optoelectronic device applications. The mixed-valence chromium-copper sulfide system offers potential advantages over binary alternatives due to its tunable electronic band structure and enhanced light absorption properties, though it remains largely in the research and development phase rather than established industrial production.

thin-film solar cellsphotovoltaic absorber layersoptoelectronic devicesresearch semiconductorslight-harvesting materialsnext-generation photocells

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01150	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4100	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.

Cr1 Cu1 S2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control