Cs2Bi2Cd2S5

semiconductor

· Cs2Bi2Cd2S5

Cs2Bi2Cd2S5 is a mixed-metal sulfide semiconductor compound combining cesium, bismuth, and cadmium in a layered crystal structure. This is a research-phase material studied primarily for optoelectronic and photovoltaic applications, where its tunable bandgap and potential for enhanced light absorption make it a candidate for next-generation thin-film solar cells and photodetectors. While not yet industrially established, compounds in this quaternary sulfide family are of interest as lead-free and cadmium-reduction alternatives to conventional perovskites and CdTe solar absorbers, though deployment requires further optimization of stability and device integration.

thin-film solar cellsphotodetectorsoptoelectronic researchphotovoltaic absorberssemiconductor heterostructureslight-emitting device development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.700	eV	—

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.

Cs2Bi2Cd2S5

Electrical Properties

Regulatory Screening

Environmental

Export Control