Performance of dye-sensitized solar cell based on nanocrystals TiO2 film prepared with mixed template method

被引:36
作者
Jiu, JT [1 ]
Wang, FM [1 ]
Sakamoto, M [1 ]
Takao, J [1 ]
Adachi, M [1 ]
机构
[1] Kyoto Univ, Inst Adv Energy, Uji, Kyoto 6110011, Japan
关键词
dye-sensitized solar cell; TiO2; nanocrystal; block copolymer;
D O I
10.1016/j.solmat.2004.06.011
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
Highly efficient dye-sensitized solar cells were produced using high-crystalline TiO2 nanoparticles as a thin-film semiconductor prepared with a mixed template of copolymer F127 (poly(ethylene oxide)(106)-poly(propylene oxide)(70)-poly(ethylene oxide)(106)) and surfactant CTAB (cetyltrimethylammonium bromide) which allows access to larger surface area, smaller size and higher crystallinity TiO2 particles. The light-to-electricity conversion of the TiO2 film composed of nanocrystals with the size of 3 similar to 5 nm, which carry out perfect electrical contiguity between film and conducting glass and between every TiO2 coating, was over 6% with a film of 5.5 mu m thickness. Over 8% conversion efficiency has been obtained with a double-layer film composed by the TiO2 layer and the scattering layer. (c) 2004 Elsevier B.V. All rights reserved.
引用
收藏
页码:77 / 86
页数:10
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