In3CuS5

semiconductor

· In3CuS5

In₃CuS₅ is a ternary chalcogenide semiconductor compound composed of indium, copper, and sulfur, belonging to the I–III–VI₂ family of semiconductors. This material is primarily investigated in research contexts for photovoltaic and optoelectronic applications, where its tunable bandgap and relatively abundant constituent elements offer potential advantages over conventional cadmium-based alternatives. Its notable appeal lies in its non-toxic composition and potential for thin-film solar cells, though it remains an early-stage material with limited commercial deployment compared to established semiconductors.

thin-film photovoltaicssolar cellsoptoelectronic devicessemiconductor researchchalcogenide materialslight detection/sensing

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.200	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.

In3CuS5

Electrical Properties

Regulatory Screening

Environmental

Export Control