9:00 AM - 9:15 AM [21a-W531-1] Photovoltaic properties of 2D perovskite crystals prepared on structure and crystalline orientation controlled TiO2 films 〇YOSHITAKA SANEHIRA1, YOUHEI NUMATA1, TSUTOMU MIYASAKA1 (1.Toin Univ. of Yokohama)