CuGaGeSe4

semiconductor

· CuGaGeSe4

CuGaGeSe4 is a quaternary semiconductor compound belonging to the I-III-IV-VI family of chalcogenides, combining copper, gallium, germanium, and selenium in a crystalline structure. This material is primarily investigated in research contexts for optoelectronic and photovoltaic applications, particularly as an absorber layer candidate in thin-film solar cells and infrared detection systems. Compared to more established binary and ternary semiconductors (like CdTe or CIGS), quaternary chalcogenides like CuGaGeSe4 offer tunable bandgap and potentially improved material stability, though industrial adoption remains limited and the material is not yet commercially prevalent.

thin-film solar cellsinfrared photodetectorsoptoelectronic device researchbandgap engineeringphotovoltaic absorber layersnext-generation semiconductors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.380	eV	—

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

Regulatory Screening

Environmental

Export Control

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CuGaGeSe4

Electrical Properties

Regulatory Screening

Environmental

Export Control