Facile lotus-leaf-templated synthesis and enhanced xylene gas sensing properties of Ag-LaFeO3 nanoparticles

2018 ◽  
Vol 6 (23) ◽  
pp. 6138-6145 ◽  
Author(s):  
Mingpeng Chen ◽  
Yumin Zhang ◽  
Jin Zhang ◽  
Kejin Li ◽  
Tianping Lv ◽  
...  

For developing highly sensitive, selective and stable gas sensing materials for the detection of volatile organic compounds, we report porous micro/nano-level structured Ag-LaFeO3 nanoparticles which have been successfully synthesized using a lotus leaf as a bio-template via a sol–gel process.

RSC Advances ◽  
2016 ◽  
Vol 6 (103) ◽  
pp. 101304-101312 ◽  
Author(s):  
Xinxin Xing ◽  
Yuxiu Li ◽  
Dongyang Deng ◽  
Nan Chen ◽  
Xu Liu ◽  
...  

The aim of this paper is to develop easily manufactured and highly sensitive gas sensors for VOCs (volatile organic compounds) detection.


2019 ◽  
Vol 27 (02) ◽  
pp. 1950106
Author(s):  
SİBEL ŞEN

To determine thin films’ properties of commercially available gallic acid molecule, they were deposited onto a suitable substrate using spin coater. UV–Visible absorption spectroscopy and atomic force microscopy (AFM) were employed for the characterization of the deposited thin films. Characterization results obtained by these two techniques indicated that the gallic acid molecules are suitable for transfer onto a glass or quartz substrate. Gas-sensing properties and thickness of these thin films were elucidated using surface plasmon resonance (SPR). Thickness values of spun thin films were obtained at different spinning speeds. Then, the gas-sensing properties were examined by exposing them to the vapors of four volatile organic compounds (VOCs). It was found that the spun films of this material were selective for methanol vapor yielding rapid response and recovery time and thin films of gallic acid exhibited reversible changes in the optical behavior, which makes them suitable for practical methanol-detection applications.


2020 ◽  
Vol 46 (1) ◽  
pp. 121-131 ◽  
Author(s):  
Tatiana L. Simonenko ◽  
Nikolay P. Simonenko ◽  
Artem S. Mokrushin ◽  
Elizaveta P. Simonenko ◽  
Oleg V. Glumov ◽  
...  

2011 ◽  
Vol 9 (2) ◽  
pp. 845-849 ◽  
Author(s):  
Shao-Lin Zhang ◽  
Bong-Hwan Cho ◽  
Joon-Boo Yu ◽  
Jeong-Ok Lim ◽  
Hyung-Gi Byun ◽  
...  

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