Zn-Doped SnO2 Nanocrystals as Efficient DSSC Photoanode Material and Remarkable Photocurrent Enhancement by Interface Modification
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作者:
Dou, Xincun
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Nanyang Technol Univ, Energy Res Inst NTU, Sch Mat Sci & Engn, Singapore 639798, SingaporeNanyang Technol Univ, Energy Res Inst NTU, Sch Mat Sci & Engn, Singapore 639798, Singapore
Dou, Xincun
[1
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Prabhakar, Rajiv Ramanujam
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Nanyang Technol Univ, Energy Res Inst NTU, Sch Mat Sci & Engn, Singapore 639798, SingaporeNanyang Technol Univ, Energy Res Inst NTU, Sch Mat Sci & Engn, Singapore 639798, Singapore
Prabhakar, Rajiv Ramanujam
[1
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Mathews, Nripan
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Nanyang Technol Univ, Energy Res Inst NTU, Sch Mat Sci & Engn, Singapore 639798, SingaporeNanyang Technol Univ, Energy Res Inst NTU, Sch Mat Sci & Engn, Singapore 639798, Singapore
Mathews, Nripan
[1
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Lam, Yeng Ming
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Nanyang Technol Univ, Energy Res Inst NTU, Sch Mat Sci & Engn, Singapore 639798, SingaporeNanyang Technol Univ, Energy Res Inst NTU, Sch Mat Sci & Engn, Singapore 639798, Singapore
Lam, Yeng Ming
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Mhaisalkar, Subodh
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Nanyang Technol Univ, Energy Res Inst NTU, Sch Mat Sci & Engn, Singapore 639798, SingaporeNanyang Technol Univ, Energy Res Inst NTU, Sch Mat Sci & Engn, Singapore 639798, Singapore
Mhaisalkar, Subodh
[1
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[1] Nanyang Technol Univ, Energy Res Inst NTU, Sch Mat Sci & Engn, Singapore 639798, Singapore
Zn-doped SnO2 nanocrystals with different doping concentrations were synthesized and the nanocrystal photoanode based DSSC achieved a PCE of 2.07% with a high V-oc (0.67 V). TiCl4 modification of the photoanode greatly improves the charge injection efficiency and charge collection efficiency and the resulting PCE increased to 4.32% despite a decreased dye adsorption. The Zn-doped SnO2 nanocrystals will be of particular interest as photoanode material in DSSCs. (C) 2012 The Electrochemical Society. [DOI: 10.1149/2.032209jes] All rights reserved.
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Hanyang Univ, WCU Dept Energy Engn, Seoul 133791, South Korea
Hanyang Univ, Ctr Next Generat Dye Sensitized Solar Cells, Seoul 133791, South KoreaJohannes Gutenberg Univ Mainz, Inst Anorgan Chem & Analyt Chem, D-55099 Mainz, Germany
Choi, Mi Jin
;
Kang, Yong Soo
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Hanyang Univ, WCU Dept Energy Engn, Seoul 133791, South Korea
Hanyang Univ, Ctr Next Generat Dye Sensitized Solar Cells, Seoul 133791, South KoreaJohannes Gutenberg Univ Mainz, Inst Anorgan Chem & Analyt Chem, D-55099 Mainz, Germany
Kang, Yong Soo
;
Char, Kookheon
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Seoul Natl Univ, Sch Chem & Biol Engn, WCU Program Chem Convergence Energy & Environm, Natl Creat Res Initiat Ctr Intelligent Hybrids, Seoul 151744, South KoreaJohannes Gutenberg Univ Mainz, Inst Anorgan Chem & Analyt Chem, D-55099 Mainz, Germany
机构:
Hanyang Univ, WCU Dept Energy Engn, Seoul 133791, South Korea
Hanyang Univ, Ctr Next Generat Dye Sensitized Solar Cells, Seoul 133791, South KoreaJohannes Gutenberg Univ Mainz, Inst Anorgan Chem & Analyt Chem, D-55099 Mainz, Germany
Choi, Mi Jin
;
Kang, Yong Soo
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机构:
Hanyang Univ, WCU Dept Energy Engn, Seoul 133791, South Korea
Hanyang Univ, Ctr Next Generat Dye Sensitized Solar Cells, Seoul 133791, South KoreaJohannes Gutenberg Univ Mainz, Inst Anorgan Chem & Analyt Chem, D-55099 Mainz, Germany
Kang, Yong Soo
;
Char, Kookheon
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机构:
Seoul Natl Univ, Sch Chem & Biol Engn, WCU Program Chem Convergence Energy & Environm, Natl Creat Res Initiat Ctr Intelligent Hybrids, Seoul 151744, South KoreaJohannes Gutenberg Univ Mainz, Inst Anorgan Chem & Analyt Chem, D-55099 Mainz, Germany