A bithiophene imide-based polymer donor for alloy-like ternary organic solar cells with over 20.5% efficiency and enhanced stability

作者：Changjing Xu, Jie Yang, Sergio Gámez‐Valenzuela, Jinwoo Lee, Jiaxu Che, Peng Chen, Guodong Zhang, Hu Dingqin, Yufei Wang, Jiaxiang Lv, Zhicheng Zhong, Xihan Chen, Guangye Zhang, Fuwen Zhao, Bumjoon J. Kim, Xugang Guo, Bin Liu · 发表于：Energy & Environmental Science · 年份：2025 · DOI：10.1039/d5ee00812c · 被引用次数：55 · 研究领域：Organic Electronics and Photovoltaics、Conducting polymers and applications、Perovskite Materials and Applications

Ternary organic solar cells incorporating a bithiophene imide-based polymer donor in a dual-donor system achieve an outstanding efficiency of 20.52% and excellent thermal stability, retaining over 92.2% performance after 1008 h of heating.