Fast microwave-assisted synthesis of gas-sensing SnO2 quantum dots with high sensitivity
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- 作者：Lianfeng Zhu1 ; zhu.lianf@sz.tsinghua.edu.cn" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Mengyun Wang1 ; wangmy13@mails.tsinghua.edu.cn" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Tsz Kwan Lam billlam@126.com" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Changyue Zhang zhang581340@163.com" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Hongda Du duhd@sz.tsinghua.edu.cn" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Baohua Li libh@sz.tsinghua.edu.cn" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Youwei Yao ; yaoyw@sz.tsinghua.edu.cn" class="auth_mail" title="E-mail the corresponding author ; yw_yao@yahoo.com" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae
- 关键词：Tin oxide ; Quantum dots ; Microwave ; Gas sensor ; Oleic acid ; Oleylamine
- 刊名：Sensors & Actuators: B. Chemical
- 出版年：2016
- 出版时间：29 November 2016
- 年：2016
- 卷：236
- 期：Complete
- 页码：646-653
- 全文大小：3849 K
文摘
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An ideal material-tin oxide quantum dots is proposed for gas sensing.
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The quantum dots with size of 5–10 nm are synthesized in 0.5 min by microwave.
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Oleic acid, oleylamine and water are vital during fast microwave-assisted synthesis.
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The sensor response towards 1000 ppm ethanol vapor is 215.