Design of highly sensitive volatile organic compounds sensors by

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Design of highly sensitive volatile organic compounds sensors by .... network sensors to 5 ppm C2H5OH, HCHO, CH3CHO, CO, C3H8, H2, benzene, toluene,.
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 (