Volume 24, Issue 12 pp. 1737-1740
Full Paper

Ionic Liquid Based Electrolyte with Mesoporous Silica SBA-15 as Framework for Quasi-solid-state Dye-sensitized Solar Cells

Qin Xiao

Qin Xiao

Laboratory of Advanced Material & Department of Chemistry, Fudan University, Shanghai 200433, China

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Hong Yang

Hong Yang

Laboratory of Advanced Material & Department of Chemistry, Fudan University, Shanghai 200433, China

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Yun-Fei Cheng

Yun-Fei Cheng

Laboratory of Advanced Material & Department of Chemistry, Fudan University, Shanghai 200433, China

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Zhi-Guo Zhou

Zhi-Guo Zhou

Laboratory of Advanced Material & Department of Chemistry, Fudan University, Shanghai 200433, China

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Zhi-Gang Chen

Zhi-Gang Chen

Laboratory of Advanced Material & Department of Chemistry, Fudan University, Shanghai 200433, China

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Fu-You Li

Fu-You Li

Tel.: 0086-21-55664185; Fax: 0086-21-55664621

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Tao Yi

Tao Yi

Laboratory of Advanced Material & Department of Chemistry, Fudan University, Shanghai 200433, China

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Chun-Hui Huang
First published: 04 December 2006
Citations: 7

Abstract

Quasi-solid-state electrolytes were fabricated with mesoporous silica SBA-15 as a framework material. Ionic conductivity measurements revealed that SBA-15 can enhance the conductivity of the quasi-solid-state electrolyte. The diffusion coefficients of polyiodide ions such as I3 and I5 which were confirmed by Raman spectroscopic measurement, were about twice larger than that of I. The optimized photoenergy conversion efficiency of dye-sensitized solar cells (DSSC) with the quasi-solid-state electrolyte was 4.3% under AM 1.5 irradiation at 75 mW·cm−2 light intensity.

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