Schedule 4 2:30 PM - 2:45 PM [A1講演 1C14] Synthesis and photocatalytic property of Sillén−Aurivillius oxyhalides with triple-, quadruple- and quintuple-perovskite layers 〇Hajime Suzuki1, Daichi Ozaki1, Kanta Ogawa1, Ryota Sakamoto1, Osamu Tomita1, Hiroshi Kageyama1, Ryu Abe1 (1. Kyoto University)