Pb0.98Te0.98Ge0.02S0.02

semiconductor

· Pb0.98Te0.98Ge0.02S0.02

Pb0.98Te0.98Ge0.02S0.02 is a lead telluride-based semiconductor alloy with minor germanium and sulfur dopants, belonging to the IV-VI narrow bandgap semiconductor family. This compound is primarily of research interest for thermoelectric applications, where lead telluride systems are valued for solid-state heat-to-electricity conversion in mid-temperature operating ranges. The germanium and sulfur modifications are typically employed to fine-tune bandgap, carrier concentration, and thermal properties relative to conventional PbTe, making this a specialized composition for optimizing thermoelectric figure-of-merit (ZT) in energy harvesting or thermal management devices.

thermoelectric power generationwaste heat recoverythermal-to-electric conversionmid-temperature energy harvestingsemiconductor researchbandgap engineering

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.3400	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.

Pb0.98Te0.98Ge0.02S0.02

Electrical Properties

Regulatory Screening

Environmental

Export Control