Pulsed axial epitaxy of colloidal quantum dots in nanowires enables facet-selective passivation

Yi Li; Tao-Tao Zhuang; Fengjia Fan; Oleksandr Voznyy; Mikhail Askerka; Haiming Zhu; Liang Wu; Guo-Qiang Liu; Yun-Xiang Pan; Edward H. Sargent; Shu-Hong Yu

doi:10.1038/s41467-018-07422-4

Nature Communications (Nov 2018)

Pulsed axial epitaxy of colloidal quantum dots in nanowires enables facet-selective passivation

Yi Li,
Tao-Tao Zhuang,
Fengjia Fan,
Oleksandr Voznyy,
Mikhail Askerka,
Haiming Zhu,
Liang Wu,
Guo-Qiang Liu,
Yun-Xiang Pan,
Edward H. Sargent,
Shu-Hong Yu

Affiliations

Yi Li: Division of Nanomaterials & Chemistry, Hefei National Research Center for Physical Sciences at the Microscale, CAS Center for Excellence in Nanoscience, Hefei Science Center of CAS, Collaborative Innovation Center of Suzhou Nano Science and Technology, Department of Chemistry, University of Science and Technology of China
Tao-Tao Zhuang: Division of Nanomaterials & Chemistry, Hefei National Research Center for Physical Sciences at the Microscale, CAS Center for Excellence in Nanoscience, Hefei Science Center of CAS, Collaborative Innovation Center of Suzhou Nano Science and Technology, Department of Chemistry, University of Science and Technology of China
Fengjia Fan: CAS Key Laboratory of Microscale Magnetic Resonance and Department of Modern Physics, University of Science and Technology of China
Oleksandr Voznyy: Department of Electrical and Computer Engineering, University of Toronto, 35 St George Street, Toronto
Mikhail Askerka: Department of Electrical and Computer Engineering, University of Toronto, 35 St George Street, Toronto
Haiming Zhu: Department of Chemistry, Zhejiang University, Hangzhou
Liang Wu: Division of Nanomaterials & Chemistry, Hefei National Research Center for Physical Sciences at the Microscale, CAS Center for Excellence in Nanoscience, Hefei Science Center of CAS, Collaborative Innovation Center of Suzhou Nano Science and Technology, Department of Chemistry, University of Science and Technology of China
Guo-Qiang Liu: Division of Nanomaterials & Chemistry, Hefei National Research Center for Physical Sciences at the Microscale, CAS Center for Excellence in Nanoscience, Hefei Science Center of CAS, Collaborative Innovation Center of Suzhou Nano Science and Technology, Department of Chemistry, University of Science and Technology of China
Yun-Xiang Pan: School of Chemistry and Chemical Engineering, Hefei University of Technology
Edward H. Sargent: Department of Electrical and Computer Engineering, University of Toronto, 35 St George Street, Toronto
Shu-Hong Yu: Division of Nanomaterials & Chemistry, Hefei National Research Center for Physical Sciences at the Microscale, CAS Center for Excellence in Nanoscience, Hefei Science Center of CAS, Collaborative Innovation Center of Suzhou Nano Science and Technology, Department of Chemistry, University of Science and Technology of China

DOI: https://doi.org/10.1038/s41467-018-07422-4
Journal volume & issue: Vol. 9, no. 1
pp. 1 – 8

Abstract

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The precise control over nanoscale structures is crucial in developing new, functional nanomaterials. Here, authors demonstrate a controllable method to epitaxially stack CdS quantum dots into ZnS nanowires and show improved photocatalytic hydrogen evolution activities.

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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