الفهرس | Only 14 pages are availabe for public view |
Abstract The aim of this study is to evaluate the effect of a new bleaching gel with low H2O2 concentration, (TiO2) on the enamel surface of human extracted teeth activated by NDYAG laser as compared to the conventional Zoom2bleaching procedure in a trial to get lesser side effect. This study will be investigated using scanning electron microscope(SEM) and laser induced fluorescence technique. |