スケジュール 2 13:45 〜 14:00 [We-3A-01] Temperature Dependence of Impact Ionization Coefficients in 4H-SiC along <11-20> Direction *Dionysios Stefanakis1, Xilun Chi1, Takuya Maeda1, Mitsuaki Kaneko1, Tsunenobu Kimoto 1 (1. Kyoto University(Japan))