2:45 PM - 3:00 PM △ [19p-234B-6] Synthesis and Formation Mechanism of (111)-Co3O4 Sheets from α, β-Co(OH)2 Precursors 〇(DC)Kensuke Hayashi1, Keisuke Yamada1, Mutsuhiro Shima1 (1.Gifu Univ.)