Ba4CuGa5S12

semiconductor

· Ba4CuGa5S12

Ba4CuGa5S12 is a quaternary sulfide semiconductor compound combining barium, copper, gallium, and sulfur into a complex crystal structure. This material belongs to the family of I–III–VI2 and related multinary semiconductors being investigated for photovoltaic and optoelectronic applications, where its tunable bandgap and potential for efficient light absorption and charge transport are of research interest. While primarily a laboratory compound rather than a mature commercial material, Ba4CuGa5S12 represents the broader class of earth-abundant chalcogenide semiconductors pursued as alternatives to cadmium telluride and perovskites in next-generation solar cells and solid-state optoelectronic devices.

photovoltaic researchsolar cell developmentoptoelectronic devicesthin-film semiconductorsmaterials experimentationearth-abundant alternatives

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.820	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.

Ba4CuGa5S12

Electrical Properties

Regulatory Screening

Environmental

Export Control