Bio-templated fabrication of hierarchically porous WO3 microspheres from lotus pollens for NO gas sensing at low temperatures
Author:
Affiliation:
1. Laboratory of Solid State Ionics
2. School of Materials Science and Engineering
3. Huazhong University of Science and Technology
4. Wuhan 430074
5. P. R. China
Abstract
Lotus pollen was used as a template to prepare WO3 microspheres. The porous structure of the microspheres is ideal for gas sensing. The microsphere-based sensor has high sensitivity (S = 46.2) to 100 ppm NO gas with fast response and recovery speed 62 s/223 s) at 200 °C.
Publisher
Royal Society of Chemistry (RSC)
Subject
General Chemical Engineering,General Chemistry
Link
http://pubs.rsc.org/en/content/articlepdf/2015/RA/C5RA02536B
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