One dimensional nanostructures / Gas Sensors / Nanostructured Toxic vapour/Gas sensors / TiO2 Nanoparticles / Alcohol Sensors / Semiconductung metal oxide gas sensors / TiO2 gas sensors / Ethanol sensor / High temperature gas sensor / Ultrahigh responding gas sensors / Semiconductung metal oxide gas sensors / TiO2 gas sensors / Ethanol sensor / High temperature gas sensor / Ultrahigh responding gas sensors