Effect of single wall carbon nanotube networks on gas sensor response and detection limit

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• 作者：Deepak Kumar^a ; ^b ; ^{kum.k.deepak@gmail.com} ; ^{deepakmanu1985@yahoo.com}Author Vitae ; Poornendu Chaturvedi^aAuthor Vitae ; Praveen Saho^aAuthor Vitae ; Pika Jha^aAuthor Vitae ; Abhilasha Chouksey^aAuthor Vitae ; Mohan Lal^aAuthor Vitae ; J.S.B.S. Rawat^aAuthor Vitae ; R.P. Tandon^bAuthor Vitae ; P.K. Chaudhury^aAuthor Vitae
• 关键词：Gas sensor ; Response ; Analyte ; Network ; Heterogeneity ; Adsorption ; Detection limit
• 刊名：Sensors and Actuators B: Chemical
• 出版年：2017
• 出版时间：March 2017
• 年：2017
• 卷：240
• 期：Complete
• 页码：1134-1140
• 全文大小：1942 K
• 卷排序：240

文摘

Effect of SWNT networks on response, signal-to-noise ratio and detection limit has been investigated. CNT-μR is more sensitive as compared to CNT-TFR. Regeneration of gas sensor surface and reduction of network density are found to have an adverse effect on the detection limit.