Issue 28, 2010
From the journal:

Chemical Communications

Ultra-fast responding and recovering C2H5OH sensors using SnO2 hollow spheres prepared and activated by Ni templates†

Hae-Ryong Kim,a   Kwon-Il Choi,a   Kang-Min Kim,a   Il-Doo Kim,b   Guozhong Caoc  and  Jong-Heun Lee*a  

* Corresponding authors

a Department of Materials Science and Engineering, Korea University, Seoul 136-713, Korea
E-mail: jongheun@korea.ac.kr
Fax: +82 2-928 3584
Tel: +82 2-3290 3282

b Optoelectronic Materials Center, Korea Institute of Science and Technology, Seoul 130-650, Korea

c Department of Materials Science and Engineering, University of Washington, Seattle, Washington 98195, USA

Abstract

Ultra-fast responding and recovering C2H5OH sensors were prepared using nanoscale SnO2 hollow spheres with NiO-functionalized inner walls. The exceptional ultra-fast recovery characteristics were attributed to the catalytic surface reaction assisted by NiO at the inner shell.

Graphical abstract: Ultra-fast responding and recovering C2H5OH sensors using SnO2 hollow spheres prepared and activated by Ni templates

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Article information

DOI
https://doi.org/10.1039/C0CC00213E
Article type
Communication
Submitted
03 Mar 2010
Accepted
10 May 2010
First published
03 Jun 2010

Chem. Commun., 2010,46, 5061-5063

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Ultra-fast responding and recovering C2H5OH sensors using SnO2 hollow spheres prepared and activated by Ni templates

H. Kim, K. Choi, K. Kim, I. Kim, G. Cao and J. Lee, Chem. Commun., 2010, 46, 5061 DOI: 10.1039/C0CC00213E

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