TiO2 nanowires array fabrication and gas sensing properties

By L. Francioso, A. Taurino, A. Forleo, P. Siciliano. 2008

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Gas Sensors Based on One Dimensional Nanostructured Metal-Oxides: A Review (2012, methodology): “These include hydrothermal [11], ultrasonic irradiation [12], electrospinning [13], anodization [14], sol-gel [15], molten-salt [16], carbothermal reduction [17], solid-state chemical reaction [18], thermal evaporation [19], vapor-phase transport [20], aerosol [21], RF sputtering [22], molecular bea”
Chemical Sensors and Electronic Noses Based on 1-D Metal Oxide Nanostructures (2008, background): “In addition to the above-discussed nanomaterials, other 1-D metal oxide nanostructures, such as titanium oxide (TiO2) [110], [113], [133], vanadium oxide (V2O5) [124], [125], copper oxide (CuO) [134], [135], and tungsten oxide (WO3) [136]– [138], have also been investigated and used as chemical sens”
Metal Oxide Nanostructures and Their Gas Sensing Properties: A Review (2012, background): “Many kinds of semiconductor nanowires, such as SnO2 [68–70], In2O3 [71,72], ZnO [73–75], TiO2 [76,77] and so on, have been widely applied in gas sensors.”
Gas Sensors Based on Semiconducting Metal Oxide One-Dimensional Nanostructures (2009, methodology): “employed microelectronics processes such as photolithography and plasma etching (demonstrated in Figure 4) to fabricate TiO2 [23] and ZnO [24] parallell nanowire arrays, respectively, and investigated their gas sensor behaviors.”