Cu2 Te2

semiconductor

· Cu2 Te2

Cu₂Te₂ is a copper telluride semiconductor compound belonging to the chalcogenide family, where copper and tellurium combine in a 1:1 stoichiometric ratio. This material is primarily of research and development interest rather than established in high-volume manufacturing, with potential applications in thermoelectric devices, photovoltaic absorbers, and infrared optics where its narrow bandgap and mixed-valence copper chemistry could offer advantages in energy conversion and detection systems.

thermoelectric energy conversionphotovoltaic absorber layersinfrared detectorssemiconductor researchthin-film optoelectronicsmaterials characterization studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000500	eV	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.03600	eV/atom	—

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.

Cu2 Te2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control