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

semiconductor

· Ge0.02Te0.98Pb0.98S0.02

Ge0.02Te0.98Pb0.98S0.02 is a quaternary chalcogenide semiconductor alloy based on lead telluride (PbTe), with germanium and sulfur as minor dopants. This composition belongs to the lead chalcogenide family and is primarily investigated for thermoelectric applications where efficient conversion between thermal and electrical energy is critical. The material is notable in research contexts for tuning the bandgap and carrier concentration of PbTe through alloying, potentially improving thermoelectric performance for power generation from waste heat or solid-state cooling systems.

thermoelectric power generationwaste heat recoverysolid-state cooling systemsmid-temperature energy conversionresearch and developmenthigh-temperature sensors

Compliance & Regulations

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

Units:

si imperial

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

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

Electrical Properties

Regulatory Screening

Environmental

Export Control