Trimerized small-molecule acceptors enable high-performance organic solar cells with high open-circuit voltage and prolonged life-time

• DOI: 10.1039/d3ee00272a
• Publication Date: 2023-06-01T02:21:35Z
• Authors: Jin-Woo Lee; Cheng Sun; Tan Ngoc-Lan Phan; Dong Chan Lee; Zhengping Tan; Hyesu Jeon; Shinuk Cho; Soon-Ki Kwon; Yun-Hi Kim; Bumjoon J. Kim

We report a new trimer acceptor (TYT) composed of three Y-based molecules connected by electron-donating spacers. The TYT enables a high-performance and stable organic solar cell (OSC) with at80%lifetime >8000 h under 1 sun illumination.