DOI: 10.1039/d5tc01014d ISSN: 2050-7526
A thiophene end-capped centrally extended acceptor enables organic solar cells with efficiency over 19.3%
Kaihuai Tu, Xue Jiang, Gengsui Tian, Lei Liu, Yao Chen, Peihao Huang, Chen Chen, Hong liang Lei, Tainan Duan, Zeyun XiaoA new non-fullerene acceptor, CH-TCl, introduced as the third component, optimizes the active layer morphology, enhances charge transfer, and increases the open-circuit voltage of organic solar cells.