Synthesis of Rare Earth Up-Conversion Material and Application in the Dye-Sensitized Solar Cells

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Abstract:

Er3+ ,Yb3+ :Y2O3 nanocrystal up-conversion material has been prepared using the sodium carbonate precursor method and doped in the P25 to prepare up-conversion nano-TiO2 powder. The micromorphology, structure and particle size of the up-converting nanoparticles were characterized by atom force microscopy (AFM) and X-ray diffraction (XRD). Nano-TiO2 powder with up-conversion performance was applied to Dye-sensitized solar cells, the photoelectric conversion efficiency of the DSSC with up-conversion material is twice the photoelectric conversion efficiency of normal DSSC irradiated by infrared light.

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Advanced Materials Research (Volumes 512-515)

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289-292

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May 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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