B2 S4 Cu2

semiconductor

· B2 S4 Cu2

B2 S4 Cu2 is a quaternary semiconductor compound combining boron, sulfur, and copper elements, representing a less common material composition in the semiconductor family with potential applications in optoelectronic and photovoltaic research. While not widely established in mainstream industrial production, copper-containing sulfide semiconductors are of research interest for light-emission and energy-conversion applications due to their tunable bandgap and earth-abundant constituent elements. This material would be most relevant to researchers and engineers exploring alternatives to conventional semiconductors in cost-sensitive or environmentally-driven applications, though full characterization and scalability remain active research areas.

experimental photovoltaicsoptoelectronic researchthin-film semiconductorslight-emission devicesearth-abundant materials researchsolar energy conversion

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.872	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4220	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.

B2 S4 Cu2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control