13:30 〜 15:30 ▼ [18p-PB1-30] Electrical spin injection into an AlGaAs/GaAs-based 2DEG system with a half-metallic spin source 〇Zhichao Lin1、Da Pan1、Mahmoud Rasly1、Tetsuya Uemura1 (1.IST, Hokkaido Univ.)