[S7] Architecture construction for functions and properties of materials II -Prediction and analysis based on theoretical and experimental approaches for microstructure controlling

[S7.8] Effects of Ir-addition and changing cooling rate on phase stability and solidification microstructure of thermoelectric half-Heusler NbCoSn alloys

*MENGNAN YANG¹, MANABU WATANABE¹, YOSHISATO KIMURA¹, HIROYUKI FUKUYAMA² (1. Tokyo Institute of Technology, 2. Tohoku university)

Keywords:thermoelectric、half-Heusler、phase stability、solidification microstructure

In this work, the phase stability and solidification microstructure of half-Heusler NbCoSn alloys with Ir addition and changing cooling rate were studied.