La1 Fe4 P12

semiconductor
· La1 Fe4 P12

La1Fe4P12 is a rare-earth iron phosphide compound belonging to the skutterudite family of materials, characterized by a cage-like crystal structure with lanthanum atoms loosely positioned within a framework of iron and phosphorus. This is primarily a research material being investigated for thermoelectric applications, where its unusual phonon-scattering properties from the rattling lanthanum atoms offer potential for improved thermal-to-electrical energy conversion compared to conventional thermoelectrics. The skutterudite structure is particularly notable for decoupling electrical and thermal conductivity, making it of strong interest for waste-heat recovery systems and solid-state power generation where traditional materials face efficiency limitations.

Thermoelectric power generationWaste heat recoveryResearch semiconductorsEnergy conversion devicesLow-temperature applications

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
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eV/atom——
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.