Bi0.4Te0.6Pb0.8Se0.8

semiconductor

· Bi0.4Te0.6Pb0.8Se0.8

Bi0.4Te0.6Pb0.8Se0.8 is a quaternary chalcogenide semiconductor compound combining bismuth, tellurium, lead, and selenium—an experimental material developed for thermoelectric applications. This composition falls within the family of lead-telluride and bismuth-telluride based alloys, which are established thermoelectric materials, though this specific doping ratio represents research-level optimization. The material is investigated primarily for solid-state heat-to-electricity conversion and refrigeration systems where its figure of merit and temperature range performance may offer advantages over binary or ternary alternatives in specific operating windows.

thermoelectric power generationsolid-state cooling systemswaste heat recoverycryogenic applicationsresearch and development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.2200	eV	—

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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.

Bi0.4Te0.6Pb0.8Se0.8

Electrical Properties

Regulatory Screening

Environmental

Export Control