Nonstoichiometric acid–base reaction as reliable synthetic route to highly stable CH3NH3PbI3 perovskite film

Mingzhu Long; Tiankai Zhang; Yang Chai; Chun-Fai Ng; Thomas C. W. Mak; Jianbin Xu; Keyou Yan

doi:10.1038/ncomms13503

Nature Communications (Nov 2016)

Nonstoichiometric acid–base reaction as reliable synthetic route to highly stable CH3NH3PbI3 perovskite film

Mingzhu Long,
Tiankai Zhang,
Yang Chai,
Chun-Fai Ng,
Thomas C. W. Mak,
Jianbin Xu,
Keyou Yan

Affiliations

Mingzhu Long: Department of Electronic Engineering, The Chinese University of Hong Kong
Tiankai Zhang: Department of Electronic Engineering, The Chinese University of Hong Kong
Yang Chai: Department of Applied Physics, The Hong Kong Polytechnic University
Chun-Fai Ng: Department of Chemistry, The Chinese University of Hong Kong
Thomas C. W. Mak: Department of Chemistry, The Chinese University of Hong Kong
Jianbin Xu: Department of Electronic Engineering, The Chinese University of Hong Kong
Keyou Yan: Department of Electronic Engineering, The Chinese University of Hong Kong

DOI: https://doi.org/10.1038/ncomms13503
Journal volume & issue: Vol. 7, no. 1
pp. 1 – 11

Abstract

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The stability of perovskite thin films and devices depends on a number of environmental factors, amongst which humidity. Here, Longet al. develop a synthetic route using a nonstoichiometric acid-base reaction to prepare films stable in humid environments for two months.

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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