Co4 Se8

semiconductor
· Co4 Se8

Co₄Se₈ is a cobalt selenide compound belonging to the layered chalcogenide semiconductor family, characterized by a mixed-valence cobalt structure with potential for tunable electronic properties. This material is primarily investigated in research contexts for energy storage and conversion applications, including battery electrodes, supercapacitors, and electrocatalysis, where layered selenide compounds offer advantages in ion transport and surface reactivity compared to simpler binary semiconductors. Engineers considering Co₄Se₈ should note it remains largely experimental; its appeal lies in the potential for high specific capacity and good electron conductivity within the broader cobalt chalcogenide family used in next-generation energy devices.

lithium-ion battery anodessupercapacitor electrodeshydrogen evolution catalystsenergy storage researchelectrocatalytic devicesadvanced semiconductor research

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
—
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.