Sm6 Cu2 Si2 S14

semiconductor
· Sm6 Cu2 Si2 S14

Sm₆Cu₂Si₂S₁₄ is a rare-earth transition-metal sulfide semiconductor compound combining samarium, copper, and silicon in a complex chalcogenide structure. This material belongs to the family of multinary sulfide semiconductors and is primarily of research interest for its potential in thermoelectric applications and solid-state optoelectronic devices, where the combination of rare-earth and transition-metal sites can tailor bandgap and carrier transport properties. Engineers would consider this compound for emerging energy-conversion applications where the interplay between rare-earth 4f electrons and copper/silicon contributions offers tunable electronic and thermal characteristics distinct from binary or simpler ternary semiconductors.

thermoelectric energy conversionsolid-state optoelectronicsrare-earth semiconductorsresearch/experimental materialschalcogenide compoundselectronic device development

Compliance & Regulations

?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)
—
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.