Buried and bulk synergistic engineering enables high-performance inverted 2D/3D perovskite solar cells
Zonglong Song, Yu Zou, Yuping Gao, Xingbang Gao, Yang Liu, Hang Liu, Yuting Ma, Rui Wang, Ziyang Hu, Yongsheng Chen, Baomin Xu, Yongsheng Liu
Abstract
A buried and bulk synergistic strategy was developed to improve perovskite film quality. Optimizing the buried interface using FuMACl and bulk using (DFP) 2 PbI 4 seeds led to a champion photovoltaic efficiency of 26.03% and a fill factor of 86.79%.
Topics & Concepts
Perovskite (structure)Materials scienceOptoelectronicsNanotechnologyEngineering physicsChemical engineeringEngineeringPerovskite Materials and ApplicationsConducting polymers and applicationsOrganic Electronics and Photovoltaics