Electronic Supplementary Material (ESI) for RSC Advances This journal is © The Royal Society of Chemistry 2011
Supporting information for
Design of highly sensitive volatile organic compounds sensors by controlling NiO loading to ZnO nanowire networks
Chan Woong Na,a Hyung-Sik Woo,a and Jong-Heun Lee*a a
Department of Materials Science and Engineering, Korea University, Seoul 136-713, Korea Email:
[email protected]
Experimental ZnO Nanowires were grown on the alumina substrates (size: 1.5 ×1.5 mm2) with two Au electrodes (on its top surface) by thermal evaporation using a mixture of ZnO powders (99.9%, Aldrich), graphite powders (