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Trap-Induced Losses...
Trap-Induced Losses in Hybrid Photovoltaics
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- Gao, Feng (författare)
- Cavendish Laboratory, University of Cambridge, Cambridge, United Kingdom
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- Li, Zhe (författare)
- University of Cambridge, England
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- Wang, Jianpu (författare)
- University of Cambridge, England
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- Rao, Akshay (författare)
- University of Cambridge, England
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- Howard, Ian A. (författare)
- University of Cambridge, England
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- Abrusci, Agnese (författare)
- University of Cambridge, England
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- Massip, Sylvain (författare)
- University of Cambridge, England
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- McNeill, Christopher R. (författare)
- University of Cambridge, England
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- Greenham, Neil C. (författare)
- University of Cambridge, England
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(creator_code:org_t)
- 2014-03-18
- 2014
- Engelska.
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Ingår i: ACS Nano. - : American Chemical Society. - 1936-0851 .- 1936-086X. ; 8:4, s. 3213-3221
- Relaterad länk:
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https://doi.org/10.1...
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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
- We investigate the loss mechanisms in hybrid photovoltaics based on blends of poly(3-hexylthiophene) with CdSe nanocrystals of various sizes. By combining the spectroscopic and electrical measurements on working devices as well as films, we identify that high trap-mediated recombination is responsible for the loss of photogenerated charge carriers in devices with small nanocrystals. In addition, we demonstrate that the reduced open-circuit voltage for devices with small nanocrystals is also caused by the traps.
Ämnesord
- NATURVETENSKAP -- Biologi -- Biokemi och molekylärbiologi (hsv//swe)
- NATURAL SCIENCES -- Biological Sciences -- Biochemistry and Molecular Biology (hsv//eng)
Nyckelord
- hybrid solar cells; trap; charge transport and recombination; transient absorption; transient photocurrent; CdSe nanocrystals
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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ACS Nano
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