Synthesis and characterization of Znx-1Al2O4(TiO2)x nanocomposite ceramics and their humidity sensing properties

Author(s):  
R. S. Dubey ◽  
S. Srilali ◽  
Y. T. Ravikiran ◽  
G. Satheesh Babu ◽  
K. V. Katta
2016 ◽  
Vol 2016 ◽  
pp. 1-6
Author(s):  
Liang Guo ◽  
Xuefeng Chu ◽  
Xiaohong Gao ◽  
Chao Wang ◽  
Yaodan Chi ◽  
...  

The mesoporous silica SBA-15 and mesoporous K2CO3-SiO2composite material were synthesized. Characterization of microstructure and morphology of materials indicated that the composite material had saved the porous framework of mesoporous silica SBA-15. Humidity sensing properties of different inverse proportion K2CO3-SiO2composite material were studied and we found that the sample with 0.16 g/g K2CO3exhibited excellent linearity in the wide humidity range. The complex impedance changed five orders of magnitude from 11% RH to 95% RH. The rapid response and recovery time were 10 s and 38 s, respectively. Finally a feasible ion transfer mechanism was brought forward to explain the sensing mechanism.


2014 ◽  
Vol 2 (21) ◽  
pp. 7754 ◽  
Author(s):  
Rakesh K. Pandey ◽  
Md. Delwar Hossain ◽  
Satoshi Moriyama ◽  
Masayoshi Higuchi

2012 ◽  
Vol 66 (1) ◽  
pp. 19-21 ◽  
Author(s):  
Yan Xia ◽  
Teng Fei ◽  
Yuan He ◽  
Rui Wang ◽  
Fan Jiang ◽  
...  

2013 ◽  
Vol 48 (2) ◽  
pp. 790-794 ◽  
Author(s):  
Xing Zhang ◽  
Hai Ming ◽  
Ruihua Liu ◽  
Xiao Han ◽  
Zhenhui Kang ◽  
...  

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