Benzannulation of furan: a strategy for stable and high-performance furan-containing giant electron acceptor with efficiency exceeding 20%
Su Chen, Wenting Liang, Aleksandr A. Sergeev, Joshua Yuk Lin Lai, Xianghao Zeng, Kam Sing Wong, Jianquan Zhang, Sai Ho Pun, He Yan, Huawei Hu
Abstract
Herein, we present a benzannulation strategy to enhance the stability of furan-based acceptors, with the resulting giant acceptor BQx-O achieving promising power conversion efficiencies of 18.6% in binary and 20.11% in ternary organic solar cells.
Topics & Concepts
FuranElectron acceptorAcceptorElectronChemistryPhotochemistryOrganic chemistryPhysicsCondensed matter physicsNuclear physicsOrganic Chemistry Cycloaddition Reactions