6:00 PM - 6:15 PM [19p-W531-19] Effect of additives to the properties of bulk heterojunction organic solar cells studied by solid-state NMR spectroscopy(Ⅳ) 〇(M1)Saki Kawano1, Hironori Ogata1,2 (1.Housei Univ., 2.Micro-Nano Technol.)