Modulating the deep-level defects and charge extraction for efficient perovskite solar cells with high fill factor over 86%
Xingcheng Li, Xin Wu, Bo Li, Zeyan Cen, Yanbo Shang, Weitao Lian, Rui Cao, Lingbo Jia, Zhen Li, Danpeng Gao, Xiaofen Jiang, Tao Chen, Yalin Lu, Zonglong Zhu, Shangfeng Yang
Abstract
An effective way has been developed to realize high-performance perovskite solar cells. The relationship between deep-level defects, carrier mobility, charge extraction efficiency and fill factor (FF) was investigated, and the FF loss was analyzed.
Topics & Concepts
Perovskite (structure)Materials scienceExtraction (chemistry)OptoelectronicsCharge (physics)Charge carrierChemistryChromatographyCrystallographyPhysicsQuantum mechanicsPerovskite Materials and ApplicationsChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And Properties