Co4 Ge8

semiconductor

· Co4 Ge8

Co₄Ge₈ is an intermetallic semiconductor compound composed of cobalt and germanium, representing a complex metal-germanide phase that belongs to the broader family of transition metal germanides. This material is primarily of research interest for potential thermoelectric, optoelectronic, and solid-state device applications, with its properties influenced by its crystalline structure and the electronic interactions between cobalt and germanium sublattices.

thermoelectric devicessemiconductor researchsolid-state electronicsexperimental quantum materialsthin-film applicationsmaterials physics studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00460	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.1160	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.

Co4 Ge8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control