Convenient synthesis of stable silver quantum dots with enhanced photoluminescence emission by laser fragmentation |
(a) and (b) The representative low-magnification and enlarged TEM images of the nano-particles by laser ablation of pure Ag metal in distilled water, respectively; (c) the SEM morphology of the products fabricated in distilled water; (d) XRD pattern of the nano-particles and inset showing the result of the EDS. |