Cu2ZnSnTe4

semiconductor

· Cu2ZnSnTe4

Cu2ZnSnTe4 is a quaternary semiconductor compound belonging to the chalcogenide family, structurally analogous to kesterite-type photovoltaic absorbers but substituting tellurium for sulfur or selenium. This material is primarily investigated in research contexts for next-generation thin-film photovoltaic applications, where its wide bandgap and earth-abundant constituent elements (copper, zinc, tin) offer potential advantages over conventional cadmium telluride or CIGS solar cells, though development remains in early experimental stages.

Thin-film photovoltaicsSolar cell absorber layersChalcogenide semiconductorsMaterials research & developmentAlternative photovoltaic technologiesEarth-abundant semiconductor devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.390	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.

Cu2ZnSnTe4

Electrical Properties

Regulatory Screening

Environmental

Export Control