Effect of Cu(Cr0.2Al0.8)2O4/TiO2 Composite Film Electrodes on DSSC Photoelectric Properties

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Cu(Cr0.2Al0.8)2O4/TiO2 composite film electrodes were prepared on FTO glass substrate by screen printing method after Cu(Cr0.2Al0.8)2O4 nano-particles were doped in TiO2 powers. The characteristics were studied by the X-ray diffraction for the crystalline structure of composite films, UV-Vis diffuse reflectance spectrum instruction for absorption spectrum of composite films and dye sensitized solar cells tester for the performance of DSSC. The results show doping Cu(Cr0.2Al0.8)2O4 powers could enhance UV-Vis spectral absorption strength and improve the photoelectric conversion efficiency of the solar cells when the doping content of Cu(Cr0.2Al0.8)2O4 is 3%. Compared with pure TiO2 film electrodes, the photoelectric conversion efficiency of the solar cells reaches to 3.59%.

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1683-1687

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January 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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