Co4 P4

semiconductor

· Co4 P4

Co4P4 is a cobalt phosphide compound semiconductor that belongs to the metal phosphide family, materials increasingly studied for their electrical conductivity and catalytic properties. This compound is primarily of research and emerging industrial interest, with applications being developed in electrocatalysis, energy storage, and electronic devices where its combination of metallic and semiconducting characteristics offers advantages over conventional materials. Cobalt phosphides are notable alternatives to precious-metal catalysts in water-splitting and oxygen-reduction reactions, making them attractive for sustainable energy applications.

electrocatalysts for water splittingoxygen reduction catalystsenergy storage electrodessemiconductor deviceshydrogen evolution reactionsresearch/emerging applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	185.3	GPa	—
Shear Modulus(G)	104.4	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01150	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5550	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 P4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control