La2.99Te4

ceramic

· La2.99Te4

La2.99Te4 is a rare-earth telluride ceramic compound belonging to the lanthanide chalcogenide family. This material is primarily of research interest for thermoelectric and solid-state energy conversion applications, where rare-earth tellurides are investigated for their potential to convert waste heat into electrical power at moderate temperatures. Engineers consider this compound class when designing systems requiring thermal-to-electrical energy recovery in demanding environments, though La2.99Te4 remains largely experimental and is not widely commercialized compared to established thermoelectric ceramics.

thermoelectric power generationwaste heat recoverysolid-state cooling/heatinghigh-temperature materials researchrare-earth functional ceramicsenergy conversion devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Thermal Conductivity(k)2 entries	2.840	W/(m·K)	—
↳	2.840	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, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions
Electrical Conductivity(σ)	1,246.9	S/cm	427°C
Electrical Resistivity(ρe)	0.00000802	Ω·m	427°C
Thermoelectric Power Factor(PF)	0.000414	W/(m·K²)	427°C
Seebeck Coefficient(S)	-57.60	μV/K	427°C
Thermoelectric Figure of Merit(zT)	0.1020	-	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.

La2.99Te4

Thermal Properties

Electrical Properties

Regulatory Screening

Environmental