Fe4 Bi4 Sb4 S16

semiconductor

· Fe4 Bi4 Sb4 S16

Fe₄Bi₄Sb₄S₁₆ is a quaternary chalcogenide semiconductor compound combining iron, bismuth, antimony, and sulfur elements. This is an experimental research material belonging to the sulfide-based semiconductor family, studied primarily for thermoelectric and optoelectronic applications where the combination of heavy elements and layered sulfide structure may provide favorable phonon scattering and electronic properties. The material represents an emerging class of complex chalcogenides being investigated as alternatives to conventional binary semiconductors for energy conversion and sensing applications, though it has not reached widespread commercial deployment.

thermoelectric energy conversionresearch semiconductorschalcogenide optoelectronicswaste heat recoveryexperimental solid-state devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00310	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3090	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.

Fe4 Bi4 Sb4 S16

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control