Plate-like p–n heterogeneous NiO/WO3 nanocomposites for high performance room temperature NO2 sensors

Meng Bao; Yujiao Chen; Fang Li; Jianmin Ma; Ting Lv; Yunjing Tang; Libao Chen; Zhi Xu; Taihong Wang

doi:10.1039/C3NR05268K

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Plate-like p–n heterogeneous NiO/WO₃ nanocomposites for high performance room temperature NO₂ sensors†

Meng Bao,^a Yujiao Chen,^a Fang Li,^a Jianmin Ma,*^a Ting Lv,^a Yunjing Tang,^a Libao Chen,^a Zhi Xu*^a and Taihong Wang*^a

Author affiliations

* Corresponding authors

^a Key Laboratory for Micro-Nano Optoelectronic Devices of Ministry of Education, State Key Laboratory for Chemo/Biosensing and Chemometrics, Hunan University, Changsha, P.R. China
E-mail: nanoelechem@hnu.edu.cn, patrick_xuyang@163.com, thwang@hnu.edu.cn

Abstract

Plate-like heterogeneous NiO/WO₃ nanocomposites have been successfully prepared by annealing Ni(OH)₂ and H₂WO₄ in air. These NiO/WO₃ nanocomposites have shown excellent sensitivity towards NO₂ and ultrafast response at room temperature due to their p–n heterogeneous characteristics.

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Article information

DOI: https://doi.org/10.1039/C3NR05268K
Article type: Communication
Submitted: 03 Oct 2013
Accepted: 10 Dec 2013
First published: 19 Dec 2013

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Nanoscale, 2014,6, 4063-4066

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Plate-like p–n heterogeneous NiO/WO₃ nanocomposites for high performance room temperature NO₂ sensors

M. Bao, Y. Chen, F. Li, J. Ma, T. Lv, Y. Tang, L. Chen, Z. Xu and T. Wang, Nanoscale, 2014, 6, 4063 DOI: 10.1039/C3NR05268K

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