Pb0.999TeTl0.001

semiconductor

· Pb0.999TeTl0.001

Pb₀.₉₉₉TeTl₀.₀₀₁ is a heavily tellurium-doped lead telluride semiconductor with trace thallium doping, engineered to modify electronic and thermal transport properties of the PbTe base material. This is a research-grade thermoelectric compound designed to optimize figure-of-merit for heat-to-electricity conversion; the thallium dopant at sub-percent levels fine-tunes carrier concentration and scattering mechanisms in the lead telluride lattice. Engineers working on solid-state thermoelectric power generation, waste heat recovery, and cryogenic cooling applications would evaluate this composition against conventional PbTe and other ternary lead chalcogenides, where the specific dopant combination offers potential improvements in efficiency over narrow operating windows or specialized temperature ranges.

thermoelectric power generationwaste heat recoveryinfrared detectorscryogenic cooling systemssemiconductor research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.3000	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.

Pb0.999TeTl0.001

Electrical Properties

Regulatory Screening

Environmental

Export Control