CoSi2Se4

metal

· JVASP-94899· CoSi2Se4

CoSi₂Se₄ is an experimental ternary compound combining cobalt, silicon, and selenium—a member of the chalcogenide family with potential semiconductor or thermoelectric properties. This material exists primarily in research contexts rather than established industrial production, investigated for its electronic and thermal transport characteristics in advanced energy conversion, sensing, or optoelectronic applications. Research into cobalt-based chalcogenides aims to develop alternatives for thermoelectric devices and other functional materials where tunable band gap and carrier mobility are advantageous.

thermoelectric devices (research phase)semiconductor researchchalcogenide materials developmentenergy conversion explorationmaterials characterization studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1906	lb/in³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2884	eV/atom	—
Formation Energy(ΔHf)	-0.09074	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.

CoSi2Se4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control