Cu0.5Ga1.5S2.5

semiconductor

· Cu0.5Ga1.5S2.5

Cu0.5Ga1.5S2.5 is a ternary chalcogenide semiconductor compound belonging to the I-III-VI family of materials, characterized by mixed-valence copper and gallium cations in a sulfide lattice. This is primarily a research-phase material investigated for photovoltaic and optoelectronic applications, where its tunable bandgap and potential for thin-film device architectures make it relevant to next-generation solar cells and light-emitting devices. The material represents an alternative to conventional binary semiconductors, offering compositional flexibility to engineer electronic properties without relying on toxic or scarce elements common in legacy semiconductor technologies.

thin-film photovoltaicsresearch photovoltaic absorbersoptoelectronic devicesbandgap engineeringnon-toxic semiconductor alternativesexperimental solar cell materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.460	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.

Cu0.5Ga1.5S2.5

Electrical Properties

Regulatory Screening

Environmental

Export Control