Co1 S2

semiconductor

· Co1 S2

Co₁S₂ (cobalt disulfide) is a semiconductor compound belonging to the transition metal dichalcogenide family, characterized by layered crystal structure similar to other MS₂ materials. This material is primarily investigated in research contexts for energy storage and catalytic applications, particularly as an electrode material in lithium-ion batteries and as an electrocatalyst for hydrogen evolution reactions, offering potential advantages over traditional materials due to its electronic properties and abundance compared to noble metal alternatives.

lithium-ion battery electrodeshydrogen evolution catalystselectrochemical energy storageresearch/emerging semiconductorselectrocatalysistransition metal dichalcogenides

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	88.77	GPa	—
Shear Modulus(G)	23.12	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00580	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3750	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.

Co1 S2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control