13:30 〜 15:30 ▲ [18p-PB1-29] Field-free current induced perpendicular magnetization switching property in epitaxial Ta/CoFeB/MgO structure 〇Hiromu Gamou1、Shohei Nishimura1、Makoto Kohda1、Junsaku Nitta1 (1.Tohoku Univ.)