Metastable interphase induced pre-strain compensation enables efficient and stable perovskite solar cells

Authors: Hongyu Xu, Yun Xiao, Karim A. Elmestekawy, Pietro Caprioglio, Qiuyang Li, Qixuan Zhong, Yongqiang Ji, Tianyu Huang, Haoming Yan, Yingguo Yang, Laura M. Herz, Qihuang Gong, Henry J. Snaith, Rui Zhu, Lichen Zhao

Published: 2024-11-08

DOI: 10.1039/d4ee03801k

Source: Full article

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Abstract

We developed a pre-strain compensation strategy by introducing a metastable interphase at the buried interface to release the thermal-induced residual tensile strain in perovskite films, leading to highly efficient and stable perovskite solar cells.