Alkali-cation-enhanced benzylammonium passivation for efficient and stable perovskite solar cells fabricated through sequential deposition
Jie Cao, Junke Jiang, Nan Li, Yifan Dong, Yongheng Jia, Shuxia Tao, Ni Zhao
Abstract
Compositional perovskites were developed by a sequential deposition method for highly efficient and stable solar cells. The inclusion of alkali cation and benzylammonium showed synergistic passivation-effect and demonstrated 22.5% efficiency with over 1500 h stability.
Topics & Concepts
PassivationPerovskite (structure)Alkali metalDeposition (geology)Materials scienceChemical engineeringInorganic chemistryChemistryNanotechnologyLayer (electronics)Organic chemistryGeologyPaleontologySedimentEngineeringPerovskite Materials and ApplicationsQuantum Dots Synthesis And PropertiesChalcogenide Semiconductor Thin Films