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Polymer Photovoltaic Devices from Stratified Multilayers of Donor–Acceptor Blends
Author(s) -
Chen L. C.,
Godovsky D.,
Inganäs O.,
Hummelen J. C.,
Janssens R. A. J.,
Svensson M.,
Andersson M. R.
Publication year - 2000
Publication title -
advanced materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.707
H-Index - 527
eISSN - 1521-4095
pISSN - 0935-9648
DOI - 10.1002/1521-4095(200009)12:18<1367::aid-adma1367>3.0.co;2-z
Subject(s) - materials science , acceptor , photovoltaic system , fullerene , polymer , organic solar cell , energy conversion efficiency , surface energy , nanotechnology , chemical engineering , optoelectronics , composite material , organic chemistry , physics , engineering , condensed matter physics , ecology , chemistry , biology
The conversion efficiencies of organic photovoltaic devices have been improved by a factor of 4–5 by introducing a large surface‐area interface between the donor and acceptor layers. Stratified films of a fullerene‐based acceptor (see Figure) were spin‐coated on top of a donor (MDMO‐PPV), forming a diffuse interface with unusual morphology that displayed high energy‐conversion efficiencies.
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