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Photoelectrodes of mixed polymethylmethacrylate (PMMA) and TiO2 paste with different ratios were fabricated and studied for improved photovoltaic conversion efficiency in quasi-solid state dye-sensitized solar cells(QS-DSCs). The large pore nanocrystalline TiO2 films were prepared by the doctor blade method and charicterized by SEM and UV-Vis spectroscopy. SEM images show that large pores have been formed in the TiO2 films. The transmittance of the films increased with an increase amount of PMMA, while the light-absorption decreased when the films covered by dyes. I-V curves show that a relatively high photovoltaic conversion efficiency of 2.1%similar to 2.26% was achieved when the PMMA/TiO2 paste weight ratio was in the range of 1:25 similar to 1:35 under AM 1.5 illumination at 100mW/cm(2).
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NANOTECHNOLOGY AND PRECISION ENGINEERING, PTS 1 AND 2
ISSN: 1022-6680
Year: 2013
Volume: 662
Page: 177-,
Language: English
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1