Size-tunable MoS <sub>2</sub> nanosheets for controlling the crystal morphology and residual stress in sequentially deposited perovskite solar cells with over 22.5% efficiency
Zhanfei Zhang, Jianli Wang, Lizhong Lang, Dong Yan, Jianghu Liang, Yiting Zheng, Xueyun Wu, Congcong Tian, Ying Huang, Zhuang Zhou, Yajuan Yang, Luyao Wang, Lingti Kong, Chun‐Chao Chen
Abstract
MoS 2 nano-scaffolds are introduced into the PbI 2 skeleton during a sequential deposition process to realize the homogeneous growth of perovskite crystals through expanding the physical volume of the PbI 2 layer and reducing film residual stress.
Topics & Concepts
Materials scienceResidual stressPerovskite (structure)Morphology (biology)HomogeneousLayer (electronics)Deposition (geology)Crystal (programming language)Stress (linguistics)Chemical engineeringNanotechnologyComposite materialOptoelectronicsComputer scienceGeologyProgramming languageEngineeringLinguisticsPhilosophyPaleontologyPhysicsSedimentThermodynamicsPerovskite Materials and ApplicationsQuantum Dots Synthesis And PropertiesChalcogenide Semiconductor Thin Films