Achieving 17.5% efficiency for polymer solar cells <i>via</i> a donor and acceptor layered optimization strategy
Wenjing Xu, Xiong Li, Sang Young Jeong, Jae Hoon Son, Zhengji Zhou, Qiuju Jiang, Han Young Woo, Qinghe Wu, Xixiang Zhu, Xiaoling Ma, Fujun Zhang
Abstract
PCEs of 14.81% and 17.53% are achieved in BHJ and LbL-PSCs with PNTB6-Cl and Y6 as active layers, and DPE and DFB as solvent additives, respectively. The PCE improvement can be confirmed from the optimized crystallinity and morphology of films.
Topics & Concepts
CrystallinityMaterials scienceSolventAcceptorPolymerChemical engineeringPolymer solar cellActive layerNanotechnologyOrganic chemistryComposite materialLayer (electronics)PhysicsThin-film transistorChemistryCondensed matter physicsEngineeringOrganic Electronics and PhotovoltaicsConducting polymers and applicationsOrganic Light-Emitting Diodes Research