Interface property–functionality interplay suppresses bimolecular recombination facilitating above 18% efficiency organic solar cells embracing simplistic fabrication
Top Archie Dela Peña, Ruijie Ma, Zengshan Xing, Wei Qi, Jafar I. Khan, Ryan M. Young, Yulong Hai, S. Garcia, Xinhui Zou, Zijing Jin, Fai Lun Ng, King Lun Yeung, Dayne F. Swearer, Michael R. Wasielewski, Jiannong Wang, Hyojung Cha, He Yan, Kam Sing Wong, Gang Li, Mingjie Li, Jiaying Wu
Abstract
The donor/acceptor interface properties play vital roles not only for singlet exciton dissociation but also to suppress the free charge recombination enabling state-of-the-art device fill factors (FFs).
Topics & Concepts
RecombinationDissociation (chemistry)Interface (matter)Organic solar cellChemical physicsFabricationSinglet stateMaterials scienceExcitonAcceptorOptoelectronicsNanotechnologyChemistryPhysicsAtomic physicsCondensed matter physicsPhysical chemistryMedicineBiochemistryPolymerCapillary actionAlternative medicineExcited stateGenePathologyCapillary numberComposite materialOrganic Electronics and PhotovoltaicsPerovskite Materials and ApplicationsConducting polymers and applications