Tracking the evolution of materials and interfaces in perovskite solar cells under an electric field

Juntao Hu; Peng Chen; Deying Luo; Dengke Wang; Nan Chen; Shiyu Yang; Zewei Fu; Maotao Yu; Lei Li; Rui Zhu; Zheng-Hong Lu

doi:10.1038/s43246-022-00262-2

Communications Materials (Jun 2022)

Tracking the evolution of materials and interfaces in perovskite solar cells under an electric field

Juntao Hu,
Peng Chen,
Deying Luo,
Dengke Wang,
Nan Chen,
Shiyu Yang,
Zewei Fu,
Maotao Yu,
Lei Li,
Rui Zhu,
Zheng-Hong Lu

Affiliations

Juntao Hu: Department of Physics, Center for Optoelectronics Engineering Research, Yunnan University
Peng Chen: State Key Laboratory for Artificial Microstructure and Mesoscopic Physics, School of Physics, Frontiers Science Center for Nano-optoelectronics & Collaborative Innovation Center of Quantum Matter, Peking University
Deying Luo: Department of Materials Science and Engineering, University of Toronto
Dengke Wang: Department of Physics, Center for Optoelectronics Engineering Research, Yunnan University
Nan Chen: Department of Physics, Center for Optoelectronics Engineering Research, Yunnan University
Shiyu Yang: Center of Development and Research, Yunnan Tin Group (Holding) Co. Ltd
Zewei Fu: Center of Development and Research, Yunnan Tin Group (Holding) Co. Ltd
Maotao Yu: State Key Laboratory for Artificial Microstructure and Mesoscopic Physics, School of Physics, Frontiers Science Center for Nano-optoelectronics & Collaborative Innovation Center of Quantum Matter, Peking University
Lei Li: State Key Laboratory for Artificial Microstructure and Mesoscopic Physics, School of Physics, Frontiers Science Center for Nano-optoelectronics & Collaborative Innovation Center of Quantum Matter, Peking University
Rui Zhu: State Key Laboratory for Artificial Microstructure and Mesoscopic Physics, School of Physics, Frontiers Science Center for Nano-optoelectronics & Collaborative Innovation Center of Quantum Matter, Peking University
Zheng-Hong Lu: Department of Physics, Center for Optoelectronics Engineering Research, Yunnan University

DOI: https://doi.org/10.1038/s43246-022-00262-2
Journal volume & issue: Vol. 3, no. 1
pp. 1 – 8

Abstract

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Stable performance is a key requirement for solar cell devices. Here, spectroscopy combined with depth profiling reveals I2 and PbI2 are distributed evenly in a perovskite solar cell under an electric field, while the electric field itself promotes chemical heterogeneity and device degradation.

Published in Communications Materials

ISSN: 2662-4443 (Online)
Publisher: Nature Portfolio
Country of publisher: United States
LCC subjects: Technology: Electrical engineering. Electronics. Nuclear engineering: Materials of engineering and construction. Mechanics of materials
Website: https://www.nature.com/commsmat/

About the journal