Bi4 Se4 Cl4

semiconductor

· Bi4 Se4 Cl4

Bi₄Se₄Cl₄ is a layered halide semiconductor compound combining bismuth, selenium, and chlorine in a mixed-anion structure. This material is primarily investigated in academic and industrial research contexts for its potential thermoelectric and optoelectronic properties, positioning it within the broader family of bismuth chalcogenide semiconductors that show promise for energy conversion and quantum materials applications. Unlike conventional silicon or III-V semiconductors, layered bismuth compounds offer tunable band structures and anisotropic transport properties, making them candidates for next-generation thermoelectric devices and topologically interesting electronic systems, though commercialization remains limited.

thermoelectric energy conversionoptoelectronic researchquantum materials developmentlayered semiconductor devicesexperimental photonicsmaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.867	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.6870	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.

Bi4 Se4 Cl4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control