Pb0.95Te0.95Ge0.05S0.05

semiconductor

· Pb0.95Te0.95Ge0.05S0.05

Pb0.95Te0.95Ge0.05S0.05 is a lead telluride-based semiconductor alloy doped with small quantities of germanium and sulfur, belonging to the IV-VI narrow-bandgap semiconductor family. This material is primarily investigated for thermoelectric applications where its modified band structure and carrier dynamics—engineered through the Ge and S dopants—aim to improve the efficiency of thermal-to-electrical energy conversion compared to undoped lead telluride. The compound represents an experimental optimization strategy targeting mid-to-high temperature thermoelectric generators and waste-heat recovery systems where conventional PbTe has shown promise.

thermoelectric power generationwaste heat recoverytemperature gradient energy harvestinginfrared detectorsresearch compound optimization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.4000	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.

Pb0.95Te0.95Ge0.05S0.05

Electrical Properties

Regulatory Screening

Environmental

Export Control