Photoluminescent delocalized excitons in donor polymers facilitate efficient charge generation for high-performance organic photovoltaics

K Kui Jiang (The Second Affiliated Hospital of Dalian Medical University Dalian China) R Robert J. E. Westbrook (Department of Chemistry) T Tian Xia C Cheng Zhong J Jianxun Lu A Azzaya Khasbaatar K Kaikai Liu (Department of Materials Science and Engineering) F Francis R. Lin S Sei-Hum Jang J Jie Zhang Y Yuqing Li (Institute of High Energy Physics (IHEP)) Y Ying Diao (Department of Chemical and Biomolecular Engineering, Department of Chemistry, Department of Materials Science and Engineering, Beckman Institute for Advanced Science and Technology) Z Zhanhua Wei H Hin-Lap Yip D David S. Ginger (Department of Chemistry) A Alex K.-Y. Jen