Co4 Si4

semiconductor

· Co4 Si4

Co₄Si₄ is an intermetallic compound combining cobalt and silicon in a 1:1 stoichiometric ratio, belonging to the family of transition metal silicides. This material is primarily investigated in research contexts for its potential as a high-temperature structural component and thermoelectric application, offering the characteristic hardness and thermal stability of cobalt-silicon systems while maintaining semiconductor electronic properties.

high-temperature structural materialsthermoelectric applicationswear-resistant coatingsresearch and developmentadvanced intermetallic compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	208.7	GPa	—
Shear Modulus(G)	107.7	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.1168	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4970	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 Si4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control