KCuSnSe3

semiconductor
· KCuSnSe3

KCuSnSe₃ is a quaternary semiconductor compound composed of potassium, copper, tin, and selenium, belonging to the family of chalcogenide semiconductors. This material is primarily of research interest for photovoltaic and thermoelectric applications, where its tunable bandgap and potential for earth-abundant, non-toxic device fabrication position it as an alternative to conventional lead-based or cadmium-based semiconductors. Engineers exploring next-generation solar cells, thin-film photovoltaics, or solid-state thermoelectric energy conversion may evaluate this compound for its compositional flexibility and reduced environmental impact, though it remains an experimental material with limited industrial deployment compared to mature semiconductor technologies.

thin-film photovoltaicssolar cellsthermoelectric devicesresearch semiconductorsearth-abundant materialschalcogenide optoelectronics

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Band Gap(Eg)
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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.