Beyond the Sum of Its Parts: Alkyl‐Chain Engineering Unlocks Dopant‐Free Pyrene‐Based Antenna Molecules for Efficient Perovskite Solar Cells. - Feng, Xing; Li, Shaoling; Li, Jialin; Zhu, Zhehui; Liu, Wei; Chen, Junru; Wang, Xiaohui; Redshaw, Carl; Ouyang, Xinhua (Angewandte Chemie, 2026)