Bi4 S4 Cl4

semiconductor

· Bi4 S4 Cl4

Bi₄S₄Cl₄ is a bismuth-based layered semiconductor compound combining bismuth, sulfur, and chlorine in a mixed-halide chalcogenide structure. This material is primarily of research interest for optoelectronic and photovoltaic applications, where its layered crystal structure and tunable bandgap offer potential advantages for light absorption and charge transport in next-generation solar cells and photodetectors.

experimental photovoltaic cellsphotodetectorsoptoelectronic researchlayered semiconductor devicesemerging solar technology

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	27.27	GPa	—
Shear Modulus(G)	12.46	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.820	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.7210	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 S4 Cl4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control