Selective growth of ZnO nanorods on microgap electrodes and their applications in UV sensors
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my.unimap-354092014-06-12T04:22:52Z Selective growth of ZnO nanorods on microgap electrodes and their applications in UV sensors Qazi Mohammad, Humayun Muhammad Kashif, Muhammad Faroow Uda, Hashim, Prof. Dr. Ahsanulhaq, Qurashi qhumayun2@gmail.com Wet etching ZnO nanorods Microgap Photocurrent Photoresponse Low-power UV sensor Link to publisher's homepage at http://www.springer.com Selective area growth of ZnO nanorods is accomplished on microgap electrodes (spacing of 6μm) by using a facile wet chemical etching process. The growth of ZnO nanorods on a selected area of microgap electrode is carried out by hydrothermal synthesis forming nanorod bridge between two electrodes. This is an attractive, genuine, direct, and highly reproducible technique to grow nanowire/nanorod onto the electrodes on selected area. The ZnO nanorods were grown at 90°C on the pre-pa tterned electrode system without destroying the electrode surface structure interface and geometry. The ZnO nanorods were tested for their application in ultraviolet (UV) sensors. The photocurrent-to-dark (Iph/Id) ratio was 3.11. At an applied voltage of 5 V, the response and recovery time was 72 and 110 s, respectively, and the response reached 2 A/W. The deposited ZnO nanorods exhibited a UV photoresponse that is promising for future cost-effective and low-power electronic UV-sensing applications 2014-06-12T04:22:52Z 2014-06-12T04:22:52Z 2014-01 Article Nanoscale Res Letters, vol.9 (1), 2014, pages 29 1556-276X http://dspace.unimap.edu.my:80/dspace/handle/123456789/35409 http://creativecommons.org/licenses/by/2.0/ http://www.ncbi.nlm.nih.gov/pubmed/24423232 10.1186/1556-276X-9-29 en Springer |
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Wet etching ZnO nanorods Microgap Photocurrent Photoresponse Low-power UV sensor |
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Wet etching ZnO nanorods Microgap Photocurrent Photoresponse Low-power UV sensor Qazi Mohammad, Humayun Muhammad Kashif, Muhammad Faroow Uda, Hashim, Prof. Dr. Ahsanulhaq, Qurashi Selective growth of ZnO nanorods on microgap electrodes and their applications in UV sensors |
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Link to publisher's homepage at http://www.springer.com |
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qhumayun2@gmail.com |
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qhumayun2@gmail.com Qazi Mohammad, Humayun Muhammad Kashif, Muhammad Faroow Uda, Hashim, Prof. Dr. Ahsanulhaq, Qurashi |
format |
Article |
author |
Qazi Mohammad, Humayun Muhammad Kashif, Muhammad Faroow Uda, Hashim, Prof. Dr. Ahsanulhaq, Qurashi |
author_sort |
Qazi Mohammad, Humayun |
title |
Selective growth of ZnO nanorods on microgap electrodes and their applications in UV sensors |
title_short |
Selective growth of ZnO nanorods on microgap electrodes and their applications in UV sensors |
title_full |
Selective growth of ZnO nanorods on microgap electrodes and their applications in UV sensors |
title_fullStr |
Selective growth of ZnO nanorods on microgap electrodes and their applications in UV sensors |
title_full_unstemmed |
Selective growth of ZnO nanorods on microgap electrodes and their applications in UV sensors |
title_sort |
selective growth of zno nanorods on microgap electrodes and their applications in uv sensors |
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Springer |
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2014 |
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http://dspace.unimap.edu.my:80/dspace/handle/123456789/35409 |
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