Rapid large-scale preparation of ZnO nanowires for photocatalytic application
<p>Abstract</p> <p>ZnO nanowires are a promising nanomaterial for applications in the fields of photocatalysis, nano-optoelectronics, and reinforced composite materials. However, the challenge of producing large-scale ZnO nanowires has stunted the development and practical utilizat...
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Series: | Nanoscale Research Letters |
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doaj-70b6e3b17d7b490aa66d049877d8ae7b2020-11-24T21:17:52ZengSpringerOpenNanoscale Research Letters1931-75731556-276X2011-01-0161536Rapid large-scale preparation of ZnO nanowires for photocatalytic applicationWang ZhimingMa ChunyuZhou ZhihuaWei HaoYang ZhiZhang Yafei<p>Abstract</p> <p>ZnO nanowires are a promising nanomaterial for applications in the fields of photocatalysis, nano-optoelectronics, and reinforced composite materials. However, the challenge of producing large-scale ZnO nanowires has stunted the development and practical utilization of ZnO nanowires. In this study, a modified carbothermal reduction method for preparing large-scale ZnO nanowires in less than 5 min is reported. The preparation was performed in a quartz tube furnace at atmospheric pressure without using any catalysts. A mixed gas of air and N<sub>2 </sub>with a volume ratio of 45:1 was used as the reactive and carrier gas. About 0.8 g ZnO nanowires was obtained using 1 g ZnO and 1 g graphite powder as source materials. The obtained nanowires exhibited a hexagonal wurtzite crystal structure with an average diameter of about 33 nm. Good photocatalytic activity of the nanowires toward the photodegradation of methylene blue dye under UV irradiation was also demonstrated.</p> http://www.nanoscalereslett.com/content/6/1/536 |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Wang Zhiming Ma Chunyu Zhou Zhihua Wei Hao Yang Zhi Zhang Yafei |
spellingShingle |
Wang Zhiming Ma Chunyu Zhou Zhihua Wei Hao Yang Zhi Zhang Yafei Rapid large-scale preparation of ZnO nanowires for photocatalytic application Nanoscale Research Letters |
author_facet |
Wang Zhiming Ma Chunyu Zhou Zhihua Wei Hao Yang Zhi Zhang Yafei |
author_sort |
Wang Zhiming |
title |
Rapid large-scale preparation of ZnO nanowires for photocatalytic application |
title_short |
Rapid large-scale preparation of ZnO nanowires for photocatalytic application |
title_full |
Rapid large-scale preparation of ZnO nanowires for photocatalytic application |
title_fullStr |
Rapid large-scale preparation of ZnO nanowires for photocatalytic application |
title_full_unstemmed |
Rapid large-scale preparation of ZnO nanowires for photocatalytic application |
title_sort |
rapid large-scale preparation of zno nanowires for photocatalytic application |
publisher |
SpringerOpen |
series |
Nanoscale Research Letters |
issn |
1931-7573 1556-276X |
publishDate |
2011-01-01 |
description |
<p>Abstract</p> <p>ZnO nanowires are a promising nanomaterial for applications in the fields of photocatalysis, nano-optoelectronics, and reinforced composite materials. However, the challenge of producing large-scale ZnO nanowires has stunted the development and practical utilization of ZnO nanowires. In this study, a modified carbothermal reduction method for preparing large-scale ZnO nanowires in less than 5 min is reported. The preparation was performed in a quartz tube furnace at atmospheric pressure without using any catalysts. A mixed gas of air and N<sub>2 </sub>with a volume ratio of 45:1 was used as the reactive and carrier gas. About 0.8 g ZnO nanowires was obtained using 1 g ZnO and 1 g graphite powder as source materials. The obtained nanowires exhibited a hexagonal wurtzite crystal structure with an average diameter of about 33 nm. Good photocatalytic activity of the nanowires toward the photodegradation of methylene blue dye under UV irradiation was also demonstrated.</p> |
url |
http://www.nanoscalereslett.com/content/6/1/536 |
work_keys_str_mv |
AT wangzhiming rapidlargescalepreparationofznonanowiresforphotocatalyticapplication AT machunyu rapidlargescalepreparationofznonanowiresforphotocatalyticapplication AT zhouzhihua rapidlargescalepreparationofznonanowiresforphotocatalyticapplication AT weihao rapidlargescalepreparationofznonanowiresforphotocatalyticapplication AT yangzhi rapidlargescalepreparationofznonanowiresforphotocatalyticapplication AT zhangyafei rapidlargescalepreparationofznonanowiresforphotocatalyticapplication |
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1726011651784704000 |