Bio-templated fabrication of hierarchically porous WO3 microspheres from lotus pollens for NO gas sensing at low temperatures

Lotus effect
DOI: 10.1039/c5ra02536b Publication Date: 2015-03-16T15:05:35Z
ABSTRACT
Lotus pollen was used as a template to prepare WO<sub>3</sub> microspheres. The porous structure of the microspheres is ideal for gas sensing. microsphere-based sensor has high sensitivity (<italic>S</italic> = 46.2) 100 ppm NO with fast response and recovery speed 62 s/223 s) at 200 °C.
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