α-Fe2O3 nanoparticles were successfully prepared by a sonochemical method in FeCl3-NH3 complex solution.The obtained sample was examined and investigated by XRD,TEM,FT-IR,FT-Raman and XPS techniques.The results showe...α-Fe2O3 nanoparticles were successfully prepared by a sonochemical method in FeCl3-NH3 complex solution.The obtained sample was examined and investigated by XRD,TEM,FT-IR,FT-Raman and XPS techniques.The results showed that the spherical,well-dispersed α-Fe2O3 nanoparticles were obtained with the average size of 15nm.The possible formation mechanism of α-Fe2O3 nanoparticles were also discussed,which indicated that this for the preparation of the nanoparticles method can be used for α-Fe2O3 preparation with some practical and universal significance.展开更多
文摘α-Fe2O3 nanoparticles were successfully prepared by a sonochemical method in FeCl3-NH3 complex solution.The obtained sample was examined and investigated by XRD,TEM,FT-IR,FT-Raman and XPS techniques.The results showed that the spherical,well-dispersed α-Fe2O3 nanoparticles were obtained with the average size of 15nm.The possible formation mechanism of α-Fe2O3 nanoparticles were also discussed,which indicated that this for the preparation of the nanoparticles method can be used for α-Fe2O3 preparation with some practical and universal significance.