Highly sensitive and selective ammonia gas sensors based on PbS quantum dots/TiO2 nanotube arrays at room temperature
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- 作者：Yueli Liua ; lylliuwhut@whut.edu.cn" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Linlin WangaAuthor Vitae ; Haoran WangaAuthor Vitae ; Mengyun XiongaAuthor Vitae ; Tingqiang YangaAuthor Vitae ; Galina S. ZakharovabAuthor Vitae
- 关键词：PbS quantum dots ; TiO2 nanotubes arrays ; Gas sensors ; Room temperature ; Sensitivity ; Selectivity
- 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：529-536
- 全文大小：3600 K
文摘
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PbS QDs/TiO2 NTARs are prepared through successive ionic-layer adsorption and reaction.
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PbS QDs/TiO2 NTARs possess a good response towards ammonia gas with a detection limit of 2 ppm at room temperature.
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PbS QDs/TiO2 NTARs have a quite good selectivity towards ammonia.