9:30 AM - 9:45 AM ▼ [21a-222-3] Formation of Al-Doped ZnO Nanotubes via Simultaneous Etching and Doping of H2O-oxidized ZnO Nanorods for Perovskite Solar Cells 〇(D)Christian Ocson Pelicano1, Hisao Yanagi1 (1.NAIST)