Analysis on dye-sensitized solar cells based on Fe-doped TiO2 by intensity-modulated photocurrent spectroscopy and Mott-Schottky | |
Liu, Qiu-Ping1,2 | |
刊名 | CHINESE CHEMICAL LETTERS |
2014-06-01 | |
卷号 | 25期号:6页码:953-956 |
关键词 | Dye Sensitized Solar Cells Titanium Dioxide Fe-doped Film Photovoltaic Performance Flat Band Potential |
ISSN号 | 1001-8417 |
DOI | 10.1016/j.cclet.2014.03.025 |
英文摘要 | The pure TiO2 and Fe salts [Fe(C2O4)(3)center dot 5H(2)O]-doped TiO2 electrodes were prepared by the hydrothermal method. The pure TiO2 or Fe-doped TiO2 slurry was coated onto the fluorine-doped tin oxide glass substrate by the Doctor Blade method and then sintered at 450 degrees C. The Mott-Schottky plot indicates that the flat band potential of TiO2 was shifted positively after Fe-doped TiO2. The positive shift of the flat band potential improves the driving force of injected electrons from the LUMO of the dye to the conduction band of TiO2. This study shows that photovoltaic efficiency increased by 22.9% from 6.07% to 7.46% compared to pure TiO2, and the fill factors increased from 0.53 to 0.63. (C) 2014 Qiu-Ping Liu. Published by Elsevier B.V. on behalf of Chinese Chemical Society. All rights reserved. |
语种 | 英语 |
出版者 | ELSEVIER SCIENCE INC |
WOS记录号 | WOS:000340333800028 |
内容类型 | 期刊论文 |
源URL | [http://ir.iccas.ac.cn/handle/121111/51913] |
专题 | 中国科学院化学研究所 |
通讯作者 | Liu, Qiu-Ping |
作者单位 | 1.Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, Key Lab Photochem, Beijing 100190, Peoples R China 2.Tsinghua Univ, Sch Pubic Policy & Management, Beijing 100084, Peoples R China |
推荐引用方式 GB/T 7714 | Liu, Qiu-Ping. Analysis on dye-sensitized solar cells based on Fe-doped TiO2 by intensity-modulated photocurrent spectroscopy and Mott-Schottky[J]. CHINESE CHEMICAL LETTERS,2014,25(6):953-956. |
APA | Liu, Qiu-Ping.(2014).Analysis on dye-sensitized solar cells based on Fe-doped TiO2 by intensity-modulated photocurrent spectroscopy and Mott-Schottky.CHINESE CHEMICAL LETTERS,25(6),953-956. |
MLA | Liu, Qiu-Ping."Analysis on dye-sensitized solar cells based on Fe-doped TiO2 by intensity-modulated photocurrent spectroscopy and Mott-Schottky".CHINESE CHEMICAL LETTERS 25.6(2014):953-956. |
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