New diketo-pyrrolo-pyrrole (DPP) sensitizer containing a furan moiety for efficient and stable dye-sensitized solar cells
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作者:
Qu, Sanyin
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机构:E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Qu, Sanyin
Wang, Bing
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机构:E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Wang, Bing
Guo, Fuling
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机构:E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Guo, Fuling
Li, Jing
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机构:E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Li, Jing
Wu, Wenjun
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E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R ChinaE China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Wu, Wenjun
[1
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Kong, Cong
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机构:E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Kong, Cong
Long, Yitao
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机构:E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Long, Yitao
Hua, Jianli
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机构:E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
Hua, Jianli
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[1] E China Univ Sci & Technol, Key Lab Adv Mat, Shanghai 200237, Peoples R China
A new metal-free organic sensitizer containing a furan moiety as the pi-spacer based on the diketo-pyrrolo-pyrrole unit was synthesized through simple synthetic routes and with low cost for the application of dye-sensitized solar cells. Two corresponding dyes with benzene and thiophene spacers were also synthesized for the purpose of comparison. On the basis of optimized DSSC test conditions, the sensitizer containing the furan shows prominent solar energy conversion efficiency (eta) of 5.65% (J(SC) = 15.96 mA cm(-2), V-OC = 541 mV, ff = 0.65) under simulated full sunlight irradiation. The dyes were also tested in a solvent-free ionic liquid electrolyte devices and the stability of devices was performed over 2000 h at full sunlight. The sensitizer containing the furan moiety exhibited good stability and better photovoltaic performance of up to 4.41% power conversion efficiency. (C) 2011 Elsevier Ltd. All rights reserved.
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Univ Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, PortugalUniv Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, Portugal
Goncalves, Luis Moreira
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Bermudez, Veronica de Zea
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机构:
Univ Tras Os Montes & Alto Douro, Dept Quim, P-5001801 Vila Real, Portugal
Univ Tras Os Montes & Alto Douro, CQ VR, P-5001801 Vila Real, PortugalUniv Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, Portugal
Bermudez, Veronica de Zea
;
Ribeiro, Helena Aguilar
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Univ Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, PortugalUniv Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, Portugal
Ribeiro, Helena Aguilar
;
Mendes, Adelio Magalhaes
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Univ Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, PortugalUniv Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, Portugal
机构:
Univ Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, PortugalUniv Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, Portugal
Goncalves, Luis Moreira
;
Bermudez, Veronica de Zea
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h-index: 0
机构:
Univ Tras Os Montes & Alto Douro, Dept Quim, P-5001801 Vila Real, Portugal
Univ Tras Os Montes & Alto Douro, CQ VR, P-5001801 Vila Real, PortugalUniv Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, Portugal
Bermudez, Veronica de Zea
;
Ribeiro, Helena Aguilar
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Univ Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, PortugalUniv Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, Portugal
Ribeiro, Helena Aguilar
;
Mendes, Adelio Magalhaes
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机构:
Univ Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, PortugalUniv Porto, LEPAE, Dept Engn Quim, Fac Engn, P-4200465 Oporto, Portugal