Engineering ultrafast exciton dynamics to boost organic photovoltaic performance
Yu Guo, Guangchao Han, Jing Guo, Haotian Guo, Yúang Fu, Xiaodan Miao, Zhen Wang, Dongsheng Li, Shuixing Li, Xiaomin Xu, Xinhui Lu, Hongzheng Chen, Yuanping Yi, Philip C. Y. Chow
Abstract
Y-type acceptors exhibiting faster migration (shorter τ ) of local excitons (LEs) in disordered regions of aggregates to intermolecular charge-transfer (ICT) excitons in ordered regions can achieve higher efficiencies in organic solar cells.
Topics & Concepts
ExcitonUltrashort pulsePhotovoltaic systemDynamics (music)Organic solar cellEngineering physicsMaterials scienceOptoelectronicsChemical physicsPhysicsElectrical engineeringEngineeringOpticsCondensed matter physicsAcousticsLaserMolecular Junctions and NanostructuresOrganic Electronics and PhotovoltaicsPhotoreceptor and optogenetics research