Defect passivation of a perovskite film by ZnIn2S4 nanosheets for efficient and stable perovskite solar cells

Jianting Huang; Jinting Li; Linqi Zheng; Guohui Zhong; Yafeng Li; Junming Li; Mingdeng Wei

doi:10.1039/D1CC06071F

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Defect passivation of a perovskite film by ZnIn₂S₄ nanosheets for efficient and stable perovskite solar cells†

Jianting Huang,^a Jinting Li,^a Linqi Zheng,^a Guohui Zhong,^a Yafeng Li,*^a Junming Li^ab and Mingdeng Wei

*^ac

Author affiliations

* Corresponding authors

^a Fujian Key Laboratory of Electrochemical Energy Storage Materials, Fuzhou University, Fuzhou, Fujian 350116, China
E-mail: liyf@fzu.edu.cn, wei-mingdeng@fzu.edu.cn

^b Beijing Key Laboratory for Sensors, Beijing Information Science & Technology University, Beijing, China

^c Jiangsu Collaborative Innovation Center of Photovoltaic Science and Engineering, Changzhou, 213164 Jiangsu, China

Abstract

The defects of a perovskite film were first passivated by two dimensional ZnIn₂S₄ nanosheets, the non-radiation recombination at interfaces was suppressed and the contact of the perovskite film with water vapour in the air was avoided, resulting in a high efficiency of 20.55%.

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Article information

DOI: https://doi.org/10.1039/D1CC06071F
Article type: Communication
Submitted: 29 Oct 2021
Accepted: 01 Dec 2021
First published: 08 Dec 2021

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Chem. Commun., 2022,58, 653-656

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Defect passivation of a perovskite film by ZnIn₂S₄ nanosheets for efficient and stable perovskite solar cells

J. Huang, J. Li, L. Zheng, G. Zhong, Y. Li, J. Li and M. Wei, Chem. Commun., 2022, 58, 653 DOI: 10.1039/D1CC06071F

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Chemical Communications