P3HT Molecular Weight Determines the Performance of P3HT:O-IDTBR Solar Cells - Khan, JI; Ashraf, RS; Alamoudi, MA; Nabi, MN; Mohammed, HN; Wadsworth, A; Firdaus, Y; Zhang, W; Anthopoulos, TD; McCulloch, I; Laquai, F (SOLAR RRL, 2019)