1:45 PM - 2:00 PM [19p-E206-2] [Young Scientist Presentation Award Speech] Development of 50–64 Gbps Si Photonic Crystal Slow Light Optical Modulators 〇Yosuke Hinakura1, Hiroyuki Arai1, Toshihiko Baba1 (1.Yokohama Nat'l Univ.)