The synthesis of ZnO architecture on a fluorine-doped SnO(FTO) conducting glass pre-coated with nanoporous TiOfilm has been achieved by a one-step hydrothermal method at a temperature of 70℃.The effect of the reactio...The synthesis of ZnO architecture on a fluorine-doped SnO(FTO) conducting glass pre-coated with nanoporous TiOfilm has been achieved by a one-step hydrothermal method at a temperature of 70℃.The effect of the reaction time on the morphology of the ZnO architecture has been investigated,and a possible growth mechanism for the formation of the ZnO architecture is discussed in detail.The morphology and phase structures of the as-obtained composite films have been investigated by field-emission scanning electron microscopy(FE-SEM) and X-ray diffraction(XRD).The results show that the growth time greatly affects the morphology of the obtained ZnO architecture.The photoelectrochemical performances of as-prepared composite films are measured by assembling them into dye sensitized solar cells(DSSCs).The DSSC based on the as-prepared composite film (2 h) has obtained the best power conversion efficiency of 1.845%.展开更多
基金Project supported by the National Basic Research Program of China(No.2007CB936300)the Research Foundation for Advanced Talents of Jiangsu University,China(No.10JDG 142)
文摘The synthesis of ZnO architecture on a fluorine-doped SnO(FTO) conducting glass pre-coated with nanoporous TiOfilm has been achieved by a one-step hydrothermal method at a temperature of 70℃.The effect of the reaction time on the morphology of the ZnO architecture has been investigated,and a possible growth mechanism for the formation of the ZnO architecture is discussed in detail.The morphology and phase structures of the as-obtained composite films have been investigated by field-emission scanning electron microscopy(FE-SEM) and X-ray diffraction(XRD).The results show that the growth time greatly affects the morphology of the obtained ZnO architecture.The photoelectrochemical performances of as-prepared composite films are measured by assembling them into dye sensitized solar cells(DSSCs).The DSSC based on the as-prepared composite film (2 h) has obtained the best power conversion efficiency of 1.845%.
