Perovskite-type stabilizers for efficient and stable formamidinium-based lead iodide perovskite solar cells
Lina Shen, Peiquan Song, Lingfang Zheng, Kaikai Liu, Kebin Lin, Wanjia Tian, Yujie Luo, Chengbo Tian, Liqiang Xie, Zhanhua Wei
Abstract
High-performance formamidinium-based lead iodide (FAPbI 3 ) solar cells with a champion efficiency of over 23% are demonstrated by stabilizing the FAPbI 3 phase with only 2% CsPbBr 3 as a perovskite-type stabilizer.
Topics & Concepts
FormamidiniumPerovskite (structure)IodideMaterials scienceChampionPhase (matter)Stabilizer (aeronautics)ChemistryChemical engineeringInorganic chemistryOrganic chemistryEngineeringPolitical scienceMechanical engineeringLawPerovskite Materials and ApplicationsSolid-state spectroscopy and crystallographyChalcogenide Semiconductor Thin Films