Excess charge-carrier induced instability of hybrid perovskites

Yuze Lin; Bo Chen; Yanjun Fang; Jingjing Zhao; Chunxiong Bao; Zhenhua Yu; Yehao Deng; Peter N. Rudd; Yanfa Yan; Yongbo Yuan; Jinsong Huang

doi:10.1038/s41467-018-07438-w

Nature Communications (Nov 2018)

Excess charge-carrier induced instability of hybrid perovskites

Yuze Lin,
Bo Chen,
Yanjun Fang,
Jingjing Zhao,
Chunxiong Bao,
Zhenhua Yu,
Yehao Deng,
Peter N. Rudd,
Yanfa Yan,
Yongbo Yuan,
Jinsong Huang

Affiliations

Yuze Lin: Department of Applied Physical Sciences, University of North Carolina
Bo Chen: Department of Mechanical and Materials Engineering, and Nebraska Center for Materials and Nanoscience, University of Nebraska-Lincoln
Yanjun Fang: Department of Mechanical and Materials Engineering, and Nebraska Center for Materials and Nanoscience, University of Nebraska-Lincoln
Jingjing Zhao: Department of Applied Physical Sciences, University of North Carolina
Chunxiong Bao: Department of Mechanical and Materials Engineering, and Nebraska Center for Materials and Nanoscience, University of Nebraska-Lincoln
Zhenhua Yu: Department of Applied Physical Sciences, University of North Carolina
Yehao Deng: Department of Applied Physical Sciences, University of North Carolina
Peter N. Rudd: Department of Applied Physical Sciences, University of North Carolina
Yanfa Yan: Department of Physics and Astronomy, and Wright Center for Photovoltaics Innovation and Commercialization, The University of Toledo
Yongbo Yuan: Hunan Key Laboratory of Super Microstructure and Ultrafast Process, School of Physics and Electronics, Central South University
Jinsong Huang: Department of Applied Physical Sciences, University of North Carolina

DOI: https://doi.org/10.1038/s41467-018-07438-w
Journal volume & issue: Vol. 9, no. 1
pp. 1 – 9

Abstract

Read online

Optoelectronic devices based on organic–inorganic halide perovskites show promising performance, but their poor stability impedes the commercialization. Here Lin et al. show that excess free charges are detrimental and efficient charge-carrier extraction is necessary for improved device stability.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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