Lu1 Cu1 Se2

semiconductor

· Lu1 Cu1 Se2

LuCuSe₂ is a ternary chalcogenide semiconductor compound combining lutetium, copper, and selenium in a 1:1:2 stoichiometry. This material belongs to the broader family of metal chalcogenides and is primarily investigated in research contexts for potential optoelectronic and thermoelectric applications, where the combination of rare earth and transition metal elements offers opportunities for tunable electronic properties and band gap engineering.

thermoelectric devicesoptoelectronic researchphotovoltaic absorber layerssemiconductor researchrare earth compound electronicssolid-state energy conversion

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.322	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.227	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.

Lu1 Cu1 Se2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control