Xu, Binrui, Sai-Anand, Gopalan, Unni, Gautam E., Jeong, Hyun-Min, Kim, Ju-Seong, Kim, Sae-Wan, Kwon, Jin-Beom, Bae, Jin-Hyuk, Kang, Shin-Won. Elsevier; 2019. Pyridine-based additive optimized P3HT:PC<sub>61</sub>BM nanomorphology for improved performance and stability in polymer solar cells.