Co4 Sb12

semiconductor
· Co4 Sb12

Co4Sb12 is a skutterudite-structure intermetallic compound, a class of materials engineered for thermoelectric energy conversion applications. This material is primarily investigated in research and emerging commercial thermoelectric devices where thermal gradients are converted directly to electrical power, particularly for waste heat recovery and power generation in the mid-to-high temperature range. Co4Sb12 is notable for its ability to combine reasonable electrical conductivity with low thermal conductivity—a balance difficult to achieve in conventional metals—making it a candidate alternative to traditional thermoelectric materials like lead telluride, though it remains largely in advanced development rather than high-volume production.

thermoelectric generatorswaste heat recoveryradioisotope power systemsautomotive exhaust heat capturespace power applicationshigh-temperature energy conversion

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
—
Pa——
Shear Modulus(G)
—
Pa——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
—
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.