Enhancing exciton diffusion by reducing energy disorder in organic solar cells

作者：Peiyao Xue, Adiel Calascibetta, Kai Chen, Karen E. Thorn, Yiting Jiang, Jiangjian Shi, Boyu Jia, Mengyang Li, Jingming Xin, Guilong Cai, Rui Yang, Heng Lu, Sara Mattiello, Yao Liu, Zheng Tang, Wei Ma, Xinhui Lu, Qingbo Meng, Justin M. Hodgkiss, Luca Beverina, Ray P. S. Han, Xiaowei Zhan · 发表于：Journal of Materials Chemistry A · 年份：2022 · DOI：10.1039/d2ta07113d · 被引用次数：18 · 研究领域：Organic Electronics and Photovoltaics、Conducting polymers and applications、Perovskite Materials and Applications

The addition of a highly crystalline polymer AC174 reduces energetic disorder and increases exciton diffusion length in the PM6:Y6 blend. Ternary devices achieve a champion power conversion efficiency of 17.2%, higher than that of PM6:Y6 (15.9%).