Ce-TiO_(2)nanowires were prepared by hydrothermal method with cerium nitrate as the doping source.The products were characterized and analyzed by scanning electron microscopy(SEM),X-ray diffraction(XRD),Fourier transf...Ce-TiO_(2)nanowires were prepared by hydrothermal method with cerium nitrate as the doping source.The products were characterized and analyzed by scanning electron microscopy(SEM),X-ray diffraction(XRD),Fourier transformation infrared spectroscopy(FT-IR),X-ray photoelectron spectroscopy(XPS),UV-Vis diffuse reflectance spectroscopy(UV-Vis DRS)and electrochemical impedance spectroscopy(EIS).The effects of Ce doping amount on morphology,phase structure,photocatalytic activity,and degradation process of TiO_(2)nanowires were further evaluated.When the Ce doping amount in TiO_(2)was about 4%(mass fraction),the photocatalytic degradation rate of Ce-TiO_(2)nanowires on methylene blue under UV light reached 90.5%.展开更多
基金funded by Liaoning Provincial Education Department Key Research Project(LJKZZ20220117)National Natural Science Foundation of China(21878024)the Liaoning Petrochemical University and Chemical Technology Research Start-up Fund(2023XJJL-005).
文摘Ce-TiO_(2)nanowires were prepared by hydrothermal method with cerium nitrate as the doping source.The products were characterized and analyzed by scanning electron microscopy(SEM),X-ray diffraction(XRD),Fourier transformation infrared spectroscopy(FT-IR),X-ray photoelectron spectroscopy(XPS),UV-Vis diffuse reflectance spectroscopy(UV-Vis DRS)and electrochemical impedance spectroscopy(EIS).The effects of Ce doping amount on morphology,phase structure,photocatalytic activity,and degradation process of TiO_(2)nanowires were further evaluated.When the Ce doping amount in TiO_(2)was about 4%(mass fraction),the photocatalytic degradation rate of Ce-TiO_(2)nanowires on methylene blue under UV light reached 90.5%.
