Co2 S4

semiconductor

· Co2 S4

Co₂S₄ is a cobalt sulfide compound semiconductor belonging to the family of transition metal chalcogenides, which are materials combining metals with sulfur or similar elements. This material is primarily of research and developmental interest rather than established in high-volume industrial production, with potential applications in energy storage, photocatalysis, and electronic devices where its semiconductor properties and chemical stability could provide advantages over conventional materials.

energy storage systemsphotocatalytic applicationssemiconductor devicescatalysis researchthin-film electronicsmaterials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	28.19	GPa	—
Shear Modulus(G)	13.89	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00310	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.1490	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.

Co2 S4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control