Unveiling the roles of halogen ions in the surface passivation of CsPbI<sub>3</sub> perovskite solar cells
Shichuang Han, Li Guan, Tao Yin, Jianen Zhang, Jianxin Guo, Xiaobo Chen, Xu Li
Abstract
, and eliminate the loss of optical absorption intensity in the visible light range caused by iodine vacancies. These results provide a deep understanding about surface passivation by halogen ions for perovskite solar cells.
Topics & Concepts
PassivationPerovskite (structure)ElectronegativityHalideHalogenIonVacancy defectIonic bondingMaterials scienceInorganic chemistryBinding energyChemistryNanotechnologyCrystallographyAtomic physicsLayer (electronics)AlkylPhysicsOrganic chemistryPerovskite Materials and ApplicationsChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And Properties