Highly sensitive and selective ammonia gas sensors based on PbS quantum dots/TiO<sub>2</sub> nanotube arrays at room temperature

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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 Liu^a ; ^{lylliuwhut@whut.edu.cn" class="auth_mail" title="E-mail the corresponding author}Author Vitae ; Linlin Wang^aAuthor Vitae ; Haoran Wang^aAuthor Vitae ; Mengyun Xiong^aAuthor Vitae ; Tingqiang Yang^aAuthor Vitae ; Galina S. Zakharova^bAuthor 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

•: PbS QDs/TiO₂ NTARs are prepared through successive ionic-layer adsorption and reaction.
•: PbS QDs/TiO₂ NTARs possess a good response towards ammonia gas with a detection limit of 2 ppm at room temperature.
•: PbS QDs/TiO₂ NTARs have a quite good selectivity towards ammonia.

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