Influence of defect density states on NO2 gas sensing performance of Na: ZnO thin films

被引:0
|
作者
K. K. Jasmi
T. Anto Johny
V. S. Siril
K. N. Madhusoodanan
机构
[1] St. Thomas’ College,Department of Physics
[2] Affiliated to University of Calicut,Department of Instrumentation
[3] Cochin University of Science and Technology,undefined
关键词
Na:ZnO; porous structure; NO; Gas sensing; Crystal defect; stability; selectivity;
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学科分类号
摘要
Through sol-gel spin coating technique, pure, (1,3, and 5) wt.% Na-doped ZnO thin film sensors were fabricated and characterized.3 wt.%Na-doped ZnO thin film with porous structure exhibit more oxygen vacancies and carrier density.3%Na-doped ZnO thin film shows enhanced gas sensing performance against 75 ppm of NO2 gas.
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页码:659 / 670
页数:11
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