Al5 Cu1 S8

semiconductor

· Al5 Cu1 S8

Al5Cu1S8 is an experimental aluminum-copper sulfide semiconductor compound that combines metallic and chalcogenide elements, representing an emerging class of materials in solid-state physics and materials chemistry research. While not yet established in commercial production, compounds in this family are being investigated for potential applications in thermoelectric devices, optoelectronic components, and advanced solid-state electronics where the combination of aluminum, copper, and sulfur may offer tunable band gaps and unique transport properties. The material represents early-stage research into multi-element semiconductors that could eventually compete with traditional III-V or II-VI semiconductors if manufacturing and performance challenges can be overcome.

experimental semiconductor researchthermoelectric devices (potential)solid-state electronics (development stage)optoelectronics (exploratory)materials chemistry researchphase-change materials (potential application)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	91.50	GPa	—
Shear Modulus(G)	50.46	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.585	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.160	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 S8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control