[G] Thermoelectric Materials

[257] Effect of doping and heat-treatment process on the full-Heusler microstructure and thermoelectric properties of half-Heusler alloys

*Yaw　Wang CHAI¹, Assayidatul　Laila　Binti NOR　HAIRIN¹, Yoshisato KIMURA¹ (1. Tokyo Institute of Technology)

Keywords:Half-Heusler thermoelectric alloys、Nanoprecipitates、multiscale microstructure、Interfacial structure、phonon scattering

Doping, the multiscale microstructure of nanoprecipitates, and the high-temperature cyclic heat-treatment process could improve the thermoelectric properties of (Ti,Zr)NiSn half-Heusler alloys.