Al2 Co4 S8

semiconductor

· Al2 Co4 S8

Al₂Co₄S₈ is a ternary sulfide semiconductor compound combining aluminum, cobalt, and sulfur elements. This material belongs to the thiospinel family and remains primarily in research and development stages, with potential applications in photocatalysis, energy storage, and optoelectronic devices due to its layered structure and tunable band gap. Interest in this compound centers on its ability to harness visible light absorption and catalytic activity—properties that make it a candidate for next-generation clean energy technologies, though industrial-scale production and deployment remain limited.

photocatalytic water splittingvisible-light photocatalystsenergy storage electrodesoptoelectronic researchenvironmental remediationemerging semiconductor devices

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)	-0.6790	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.

Al2 Co4 S8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control