A mixed hole transport material employing a highly planar conjugated molecule for efficient and stable perovskite solar cells
Xiaofei Ji, Tong Zhou, Xin Ke, Wenxuan Wang, Shanyu Wu, Mingtao Zhang, Di Lu, Xiaodan Zhang, Yongsheng Liu
Abstract
An efficiency of 21.31% was achieved with enhanced stability for a mixed HTM-based device because of the high hole mobility, low reorganization energy and surface passivate effect of the DRSBDT-2OT component.
Topics & Concepts
PassivationPerovskite (structure)PlanarConjugated systemMaterials scienceMoleculeOptoelectronicsEnergy conversion efficiencyComponent (thermodynamics)Chemical engineeringPolymerNanotechnologyChemistryComputer sciencePhysicsComposite materialLayer (electronics)ThermodynamicsOrganic chemistryEngineeringComputer graphics (images)Perovskite Materials and ApplicationsConducting polymers and applicationsOrganic Light-Emitting Diodes Research