Co8 Ge12 Se12

semiconductor

· Co8 Ge12 Se12

Co₈Ge₁₂Se₁₂ is a quaternary chalcogenide semiconductor compound combining cobalt, germanium, and selenium in a fixed stoichiometric ratio. This material belongs to the family of metal chalcogenides and represents a research-phase composition being explored for its electronic and photonic properties as an alternative to more conventional binary or ternary semiconductors. Applications of related cobalt-germanium-selenium compounds center on thermoelectric energy conversion, photovoltaic devices, and optical coatings where the bandgap and carrier mobility can be tuned through compositional control; the multi-component nature offers advantages over simpler semiconductors in achieving targeted thermal and electrical properties simultaneously.

thermoelectric power generationphotovoltaic researchoptical coatings and filtersinfrared detectorswide-bandgap semiconductor devicesmaterials research and development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.02590	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3570	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.

Co8 Ge12 Se12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control