%0 Conference Proceedings %T Comparative investigation on bactericidal activity of TiO2 based thin film on indicator pathogenic gram positive and gram negative bacteria %A Mashreghi, Mansour %A Shahtahmassebi, Nasser %A Karimipour, Masoud %J Nanomedicine, Nanobiotechnology, Nanobiosensors and Nanomaterials %D 2009