Multifunctional molecule interface modification for high-performance inverted wide-bandgap perovskite cells and modules
Yang Yang, Qing Chang, Yuyao Yang, Yuhui Jiang, Zhiyuan Dai, Xiaofeng Huang, Jiangwei Huo, Pengfei Guo, Hui Shen, Zhe Liu, Ruihao Chen, Hongqiang Wang
Abstract
A multifunctional molecule at interface was explored to inhibit phase separation and passivate defects, producing perovskite solar cells with efficiencies of 21.82% (0.05 cm 2 ) and 18.05% (1.92 cm 2 ) at 1.67 eV bandgap with excellent stability.
Topics & Concepts
Perovskite (structure)PassivationMaterials scienceBand gapMoleculeInterface (matter)OptoelectronicsPhase (matter)NanotechnologyChemistryCrystallographyLayer (electronics)Organic chemistryGibbs isothermPerovskite Materials and ApplicationsQuantum Dots Synthesis And PropertiesConducting polymers and applications