Na0.02Pb0.98Te0.85Se0.15

ceramic
· Na0.02Pb0.98Te0.85Se0.15

Na0.02Pb0.98Te0.85Se0.15 is a lead telluride-based compound semiconductor with sodium and selenium dopants, belonging to the IV-VI narrow-bandgap ceramic family commonly studied for thermoelectric applications. This is primarily a research material rather than a widely commercialized product; it represents compositions being investigated to optimize the thermoelectric figure of merit through band structure engineering and phonon scattering control. The material is chosen by researchers developing thermoelectric generators and coolers because strategic doping and alloying in the PbTe system can yield favorable coupling between electrical conductivity and thermal properties needed for waste heat recovery or solid-state cooling.

thermoelectric power generationsolid-state cooling deviceswaste heat recoveryinfrared detectorsresearch and developmenthigh-temperature energy conversion

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Thermal Conductivity(k)2 entries
—
W/(m·K)——
↳
—
W/(m·K)427°C—
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Electrical Conductivity(σ)
—
S/cm427°C—
Electrical Resistivity(ρe)
—
Ω·m427°C—
Thermoelectric Power Factor(PF)
—
W/(m·K²)427°C—
Seebeck Coefficient(S)
—
μV/K427°C—
Thermoelectric Figure of Merit(zT)
—
-427°C—
Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

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.