Bi0.002Te0.003Pb0.999Se0.999

semiconductor

· Bi0.002Te0.003Pb0.999Se0.999

This is a heavily doped lead selenide (PbSe) compound with minor bismuth and tellurium additions, belonging to the IV-VI narrow-bandgap semiconductor family. PbSe-based materials are primarily investigated for thermoelectric energy conversion applications, where the bismuth and tellurium dopants are engineered to optimize the balance between electrical conductivity and thermal properties. This composition represents research-level material development rather than a mature commercial product, targeting mid-temperature thermoelectric generators and cooling devices where performance advantages over traditional semiconductors justify the material complexity.

thermoelectric generatorswaste heat recoverythermoelectric coolinginfrared detectorsresearch semiconductors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.7900	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.

Bi0.002Te0.003Pb0.999Se0.999

Electrical Properties

Regulatory Screening

Environmental

Export Control