Schedule 8 [P62] Enhancement of Photocatalytic Activity over Structure-controlled Titanium Dioxide Photocatalyst Prepared by the Reduction Assisted by Hydrogen Spillover 光触媒「学生ポスター発表賞審査対象」 〇Tetsuya Toyonaga1, Yukari Yamazaki1, Kohsuke Mori1,2, Yasutaka Kuwahara1,2,3, Hiromi Yamashita1,2 (1. Osaka Univ., 2. ESICB Kyoto Univ., 3. JST PRESTO)