Cu3YSe3

semiconductor

· Cu3YSe3

Cu3YSe3 is a ternary semiconductor compound combining copper, yttrium, and selenium in a fixed stoichiometric ratio. This material belongs to the family of multinary chalcogenide semiconductors, which are primarily of research and development interest rather than established industrial production. Cu3YSe3 and related yttrium-copper selenides are investigated for potential applications in thermoelectric energy conversion, photovoltaic devices, and solid-state optoelectronics, where the combination of mixed metal cations can produce favorable bandgap engineering and charge-carrier properties compared to binary semiconductors.

thermoelectric devicesphotovoltaic researchoptoelectronic materialsexperimental semiconductorschalcogenide compoundssolid-state materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.8800	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.

Cu3YSe3

Electrical Properties

Regulatory Screening

Environmental

Export Control