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Multifunctional Dye Interlayers: Simultaneous Power Conversion Efficiency and Stability Enhancement of Cs 2 AgBiBr 6 Lead‐Free Inorganic Perovskite Solar Cell through Adopting a Multifunctional Dye Interlayer (Adv. Funct. Mater. 23/2020)
Author(s) -
Yang Xiaoqing,
Chen Yonghui,
Liu Pengyun,
Xiang Huimin,
Wang Wei,
Ran Ran,
Zhou Wei,
Shao Zongping
Publication year - 2020
Publication title -
advanced functional materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 6.069
H-Index - 322
eISSN - 1616-3028
pISSN - 1616-301X
DOI - 10.1002/adfm.202070147
Subject(s) - materials science , energy conversion efficiency , perovskite (structure) , optoelectronics , perovskite solar cell , absorption (acoustics) , chemical engineering , solar cell , nanotechnology , composite material , engineering
In article number 2001557, Wei Wang, Zongping Shao, and co‐workers introduce a multifunctional dye interlayer into lead‐free all‐inorganic Cs 2 AgBiBr 6 ‐based perovskite solar cells to enhance the efficiency and stability by broadening the absorption spectrum, accelerating the charge carrier extraction, and constructing an appropriate energy level alignment. Consequently, the modified device delivers a higher power conversion efficiency of 2.84% and better stability under ambient conditions. Cover illustrator: Xiaoqing Yang.