Improving bulk heterojunction solar cells through controlling their nanostructure - Cates, NC; Burkhard, GF; Gysel, R; Beiley, Z; Hoke, ET; Scully, SR; Miller, CE; Toney, MF; Heeney, M; McCulloch, I; McGehee, MD (ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 2010)