Synthesis of tunable-band-gap “Open-Box” halide perovskites by use of anion exchange and internal dissolution procedures

Synthesis of tunable-band-gap “Open-Box” halide perovskites by use of anion exchange and... Journal of Colloid and Interface Science 461 (2016) 162–167 Contents lists available at ScienceDirect Journal of Colloid and Interface Science journal homepage: www.elsevier.com/locate/jcis Short Communication Synthesis of tunable-band-gap ‘‘Open-Box” halide perovskites by use of anion exchange and internal dissolution procedures a,b,1 a,1 a a,⇑ Zhengcui Wu , Baohua Wang , Jian He , Tao Chen Department of Physics, The Chinese University of Hong Kong, Shatin, N.T., Hong Kong, China Anhui Key Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, College of Chemistry and Materials Science, Anhui Normal University, Wuhu 241000, PR China graphical a bstract ar ti c l e i nf o ab stra ct Article history: We demonstrate the synthesis of cuboid MAPbBr (MA = CH NH ) microcrystals and subsequent conver- 3 3 3 Received 22 July 2015 sion into open-box-like MAPb(Br I ) (0 6 x 6 1) microcrystals by anion exchange in MAI solution. 1x x 3 Revised 1 September 2015 During the substitution of Br with I , the initial cuboid framework of MAPbBr crystals is retained. Accepted 1 September 2015 The preferential internal dissolution of MAPbBr due to the surface coverage and protection of MAPb Available http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Colloid and Interface Science Elsevier

Synthesis of tunable-band-gap “Open-Box” halide perovskites by use of anion exchange and internal dissolution procedures

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Publisher
Elsevier
Copyright
Copyright © 2015 Elsevier Inc.
ISSN
0021-9797
eISSN
1095-7103
D.O.I.
10.1016/j.jcis.2015.09.005
Publisher site
See Article on Publisher Site

Abstract

Journal of Colloid and Interface Science 461 (2016) 162–167 Contents lists available at ScienceDirect Journal of Colloid and Interface Science journal homepage: www.elsevier.com/locate/jcis Short Communication Synthesis of tunable-band-gap ‘‘Open-Box” halide perovskites by use of anion exchange and internal dissolution procedures a,b,1 a,1 a a,⇑ Zhengcui Wu , Baohua Wang , Jian He , Tao Chen Department of Physics, The Chinese University of Hong Kong, Shatin, N.T., Hong Kong, China Anhui Key Laboratory of Molecule-Based Materials, The Key Laboratory of Functional Molecular Solids, Ministry of Education, College of Chemistry and Materials Science, Anhui Normal University, Wuhu 241000, PR China graphical a bstract ar ti c l e i nf o ab stra ct Article history: We demonstrate the synthesis of cuboid MAPbBr (MA = CH NH ) microcrystals and subsequent conver- 3 3 3 Received 22 July 2015 sion into open-box-like MAPb(Br I ) (0 6 x 6 1) microcrystals by anion exchange in MAI solution. 1x x 3 Revised 1 September 2015 During the substitution of Br with I , the initial cuboid framework of MAPbBr crystals is retained. Accepted 1 September 2015 The preferential internal dissolution of MAPbBr due to the surface coverage and protection of MAPb Available

Journal

Journal of Colloid and Interface ScienceElsevier

Published: Jan 1, 2016

References

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