... 2009Keywords:Single -walled carbon nanotubes Gas sensorO3gasN,N-dimethylformamide (DMF)Thermal treatmentabstractThis study deals with the fabrication of an ozone gas sensor using single -walled carbon nanotubes ... Adsorption of NH3andNO2on single -walled carbon nanotubes, J. Phys.Chem.B108(2004) 7938–7943.[5] M. Penza, F. Antolini, M. Vittori Antisari, Carbon nanotubes as SAW chemicalsensors materials, ... confirmed that the sample with thermal treatment showed moreimproved sensor response (relative resistance change and responsetime) than that without the treatment. In accordance with the gasdetection...