CuGa3Se5

semiconductor

· CuGa3Se5

CuGa₃Se₅ is a ternary compound semiconductor belonging to the chalcopyrite family, composed of copper, gallium, and selenium. It is primarily of research interest for optoelectronic and photovoltaic applications, where its direct bandgap and optical absorption characteristics make it a candidate material for solar cells, photodetectors, and infrared sensing devices. While not yet widely deployed in commercial products, this material family represents an alternative to more conventional III-V and I-III-VI₂ semiconductors, offering potential advantages in cost or performance for specific wavelength ranges, though development remains largely in the experimental and laboratory phase.

photovoltaic researchphotodetector developmentinfrared sensingoptoelectronic devicessolar cell prototypingsemiconductor thin films

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.890	eV	—

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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.

CuGa3Se5

Electrical Properties

Regulatory Screening

Environmental

Export Control