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Infrared photocurre...
Infrared photocurrent spectral response from plastic solar cell with low-bandgap polyfluorene and fullerene derivative
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- Wang, Xiangjun (författare)
- Linköpings universitet,Biomolekylär och Organisk Elektronik,Tekniska högskolan
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- Perzon, Erik (författare)
- Materials and Surface Chemistry, Chalmers University of Technology, Göteborg, Sweden
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- Delgado, Juan Luis (författare)
- Facultad de Ciencias del Medio Ambiente, Universidad de Castilla—La Mancha, Toledo, Spain
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- de la Cruz, Pilar (författare)
- Facultad de Ciencias del Medio Ambiente, Universidad de Castilla—La Mancha, Toledo, Spain
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- Zhang, Fengling (författare)
- Linköpings universitet,Biomolekylär och Organisk Elektronik,Tekniska högskolan
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- Langa, Fernando (författare)
- Facultad de Ciencias del Medio Ambiente, Universidad de Castilla—La Mancha, Toledo, Spain
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- Andersson, Mats (författare)
- Materials and Surface Chemistry, Chalmers University of Technology, Göteborg, Sweden
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- Inganäs, Olle (författare)
- Linköpings universitet,Biomolekylär och Organisk Elektronik,Tekniska högskolan
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(creator_code:org_t)
- AIP Publishing, 2004
- 2004
- Engelska.
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Ingår i: Applied Physics Letters. - : AIP Publishing. - 0003-6951 .- 1077-3118. ; 85:21, s. 5081-5083
- Relaterad länk:
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http://urn.kb.se/res...
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- Plastic solar cells were fabricated using a low-band-gap alternating copolymer of fluorene and a donor–acceptor–donor moiety (APFO-Green1), blended with [6,6]-phenyl-C61-butyric acid methylester or 3-(3,5-Bis-trifluoromethylphenyl)-1-(4-nitrophenyl)pyrazolino[60]fullerene as electron acceptors. The polymer shows optical absorption in two wavelength ranges from 300<<500 nm and 650<<1000 nm. Devices based on APFO-Green1 blended with the later fullerene exhibit an outstanding photovoltaic behavior at the infrared range, where the external quantum efficiency is as high as 8.4% at 840 nm and 7% at 900 nm, while the onset of photogeneration is found at 1 µm. A photocurrent density of 1.76 mA/cm2, open-circuit voltage of 0.54 V, and power conversion efficiency of 0.3% are achieved under the illumination of AM1.5 (1000 W/m2) from a solar simulator.
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- NATURAL SCIENCES
- NATURVETENSKAP
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