11:21 AM - 11:24 AM [PS-9-08] Hole-Tunneling Si1-xGex/Si ASDQW RTD with High Resonant Current and High Peak-to-Valley Current Ratio ○A. Shinkawa1, M. Wakiya1, Y. Maeda1, T. Tsukamoto1, Y. Suda1 (1.Tokyo Univ. of Agri. & Tech.(Japan))