摘要
To observation, poisonous gases in the environment, Sensors with high selectivity, high response and low operating temperature are required. In this work, pure SnO<sub>2</sub> nanoparticles w<span><span><span style="font-family:;" "="">as</span></span></span><span><span><span style="font-family:;" "=""> prepared by using a simple and inexpensive technique </span></span></span><span><span><span style="font-family:;" "="">(</span></span></span><span><span><span style="font-family:;" "="">hydrothermal method</span></span></span><span><span><span style="font-family:;" "="">)</span></span></span><span><span><span style="font-family:;" "=""> without a template. Various confirmatory tests were performed to characterize SnO<sub>2</sub> nanoparticles such as energy</span></span></span><span><span><span style="font-family:;" "=""> </span></span></span><span><span><span style="font-family:;" "="">dispersive X-ray spectroscopy (EDX), X-ray diffraction (XRD), Scan<span>ning Electron Microscopy (SEM) and Transition Electron Microscopy</span> (TEM), during the detection of the gas, we found that p</span></span></span><span style="font-family:Verdana;"></span><span><span><span style="font-family:;" "="">ure SnO<sub>2</sub> nanoparticles ha</span></span></span><span><span><span style="font-family:;" "="">s</span></span></span><span><span><span style="font-family:;" "=""> a high selectivity for ethanol to 100 ppm at a low temperature (180</span></span></span><span><span><span style="font-family:;" "="">°C<span>) and a high response (about 27</span></span></span></span><span><span><span style="font-family:;" "=""> </span></span></span><span><span><span style="font-family:;" "="">s) and a low detection limit of 5 ppm, also it<span style="color:red;"> </span>h</span></span></span><span><span><span style="font-family:;" "="">ave</span></span></span><span><span><span style="font-family:" color:red;"=""> </span></span></span><span><span><span style="font-family:;" "="">response/recovery times about (4</span></span></span><span><span><s
To observation, poisonous gases in the environment, Sensors with high selectivity, high response and low operating temperature are required. In this work, pure SnO<sub>2</sub> nanoparticles w<span><span><span style="font-family:;" "="">as</span></span></span><span><span><span style="font-family:;" "=""> prepared by using a simple and inexpensive technique </span></span></span><span><span><span style="font-family:;" "="">(</span></span></span><span><span><span style="font-family:;" "="">hydrothermal method</span></span></span><span><span><span style="font-family:;" "="">)</span></span></span><span><span><span style="font-family:;" "=""> without a template. Various confirmatory tests were performed to characterize SnO<sub>2</sub> nanoparticles such as energy</span></span></span><span><span><span style="font-family:;" "=""> </span></span></span><span><span><span style="font-family:;" "="">dispersive X-ray spectroscopy (EDX), X-ray diffraction (XRD), Scan<span>ning Electron Microscopy (SEM) and Transition Electron Microscopy</span> (TEM), during the detection of the gas, we found that p</span></span></span><span style="font-family:Verdana;"></span><span><span><span style="font-family:;" "="">ure SnO<sub>2</sub> nanoparticles ha</span></span></span><span><span><span style="font-family:;" "="">s</span></span></span><span><span><span style="font-family:;" "=""> a high selectivity for ethanol to 100 ppm at a low temperature (180</span></span></span><span><span><span style="font-family:;" "="">°C<span>) and a high response (about 27</span></span></span></span><span><span><span style="font-family:;" "=""> </span></span></span><span><span><span style="font-family:;" "="">s) and a low detection limit of 5 ppm, also it<span style="color:red;"> </span>h</span></span></span><span><span><span style="font-family:;" "="">ave</span></span></span><span><span><span style="font-family:" color:red;"=""> </span></span></span><span><span><span style="font-family:;" "="">response/recovery times about (4</span></span></span><span><span><s
作者
Abeer Alhadi
Shuyi Ma
Tingting Yang
Shitu Pei
Pengdou Yun
Khalid Ahmed Abbakar
Qianqian Zhang
Nina Ma
Manahil H. Balal
Hamouda Adam Hamouda
Khalid Mohammed Adam
Abeer Alhadi;Shuyi Ma;Tingting Yang;Shitu Pei;Pengdou Yun;Khalid Ahmed Abbakar;Qianqian Zhang;Nina Ma;Manahil H. Balal;Hamouda Adam Hamouda;Khalid Mohammed Adam(Key Laboratory of Atomic and Molecular Physics & Functional Materials of Gansu Province, College of Physics and Electronic Engi-neering, Northwest Normal University, Lanzhou, China;College of Mathematics and Statistics, Northwest Normal University, Lanzhou, China;Department of Mathematics and Physics, Faculty of Education, University of Gadarif, Gadarif, Sudan;Physics Department, Faculty of Science and Art, Al Baha University, Gilwah, Saudi Arabia;College of Chemistry and Chemical Engineering, Northwest Normal University, Lanzhou, China;Department of Chemistry, Faculty of Science, University of Kordofan, El Obeid, Sudan)
