ZnO nanoparticles, 10-20 nm in size, were synthesized by heat treatment in air at 500 ℃ for 5 h., using [N,N＇-bis（salicylaldehydo） ethylene diamine]zinc（II）, i.e., Zn（salen）, as precursor, which was obtained b...ZnO nanoparticles, 10-20 nm in size, were synthesized by heat treatment in air at 500 ℃ for 5 h., using [N,N＇-bis（salicylaldehydo） ethylene diamine]zinc（II）, i.e., Zn（salen）, as precursor, which was obtained by a solvent-flee solid-solid reaction. Heat-treated products were characterized by X-ray diffraction, Fourier transform infrared spectroscopy, scanning electron microscopy, and transmission electron microscopy. Room temperature photoluminescence spectra of ZnO nanostructures are dominated by green emission attributed to oxygen vacancy related donor-acceptor transition.展开更多
基金the councils of Iran National Science Foundation and University of Kashan for their unending effort inproviding financial support in this work
文摘ZnO nanoparticles, 10-20 nm in size, were synthesized by heat treatment in air at 500 ℃ for 5 h., using [N,N＇-bis（salicylaldehydo） ethylene diamine]zinc（II）, i.e., Zn（salen）, as precursor, which was obtained by a solvent-flee solid-solid reaction. Heat-treated products were characterized by X-ray diffraction, Fourier transform infrared spectroscopy, scanning electron microscopy, and transmission electron microscopy. Room temperature photoluminescence spectra of ZnO nanostructures are dominated by green emission attributed to oxygen vacancy related donor-acceptor transition.
