Co4 As4 Rh4

semiconductor
· Co4 As4 Rh4

Co₄As₄Rh₄ is an intermetallic compound combining cobalt, arsenic, and rhodium—a rare ternary system that exists primarily in research contexts rather than established industrial production. This material belongs to the family of transition-metal arsenides and intermetallics, which are studied for potential applications in thermoelectrics, catalysis, and high-temperature structural materials due to the unique electronic properties that arise from the specific stoichiometry and crystal structure. While not yet commercialized at scale, compounds in this chemical family are of interest to researchers exploring alternatives to conventional semiconductors and catalysts where the combination of noble metal (rhodium) and transition metals with metalloid (arsenic) can yield unusual electronic band structures or catalytic activity.

thermoelectric materials (research)catalytic applications (experimental)intermetallic semiconductorshigh-temperature materials researchelectronic materials development

Compliance & Regulations

?ITAR?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
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eV/atom——
Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Export Control

Quality & Standards

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.