Cu2ZnGeSe4

semiconductor

· Cu2ZnGeSe4

Cu2ZnGeSe4 is a quaternary chalcogenide semiconductor compound belonging to the kesterite family, which consists of earth-abundant and non-toxic elements arranged in a diamond-like crystal structure. This material is primarily investigated in photovoltaic research as an alternative absorber layer for thin-film solar cells, offering potential cost and environmental advantages over conventional cadmium telluride or copper indium gallium selenide (CIGS) technologies. The kesterite family, including Cu2ZnGeSe4, is still in the research and development phase for commercialization, with ongoing efforts to improve conversion efficiency and stability for terrestrial and space-based energy applications.

thin-film photovoltaicssolar cellsabsorber layer materialsrenewable energy researchearth-abundant semiconductorsphotovoltaic device development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.630	eV	—

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

Regulatory Screening

Environmental

Export Control

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Cu2ZnGeSe4

Electrical Properties

Regulatory Screening

Environmental

Export Control