Al5 Cu1 Se8

semiconductor

· Al5 Cu1 Se8

Al₅Cu₁Se₈ is a ternary semiconductor compound combining aluminum, copper, and selenium in a fixed stoichiometric ratio. This material belongs to the family of mixed-metal chalcogenides and is primarily investigated in research settings for optoelectronic and photovoltaic applications, where its bandgap and electronic structure show potential advantages over simpler binary selenides. The inclusion of copper introduces variable electronic properties and doping flexibility, making it of interest for thin-film solar cells and photodetectors where material composition tuning is critical to device performance.

thin-film photovoltaicsphotodetectorsoptoelectronic researchbandgap engineeringsemiconductor coatingsexperimental materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	71.70	GPa	—
Shear Modulus(G)	38.22	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.3624	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.8350	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.

Al5 Cu1 Se8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control