CuGa2Se4

semiconductor

· CuGa2Se4

CuGa₂Se₄ is a quaternary semiconductor compound belonging to the chalcopyrite family, composed of copper, gallium, and selenium. It is primarily investigated in photovoltaic and optoelectronic research contexts rather than established industrial production, with potential applications in thin-film solar cells and photodetectors where its bandgap and absorption characteristics could offer advantages over more common alternatives like CdTe or CIGS absorber layers.

thin-film photovoltaicssolar cells (research)photodetectorsoptoelectronic devicessemiconductor research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.6300	eV	—

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.

CuGa2Se4

Electrical Properties

Regulatory Screening

Environmental

Export Control