Achieving high efficiency laminated polymer solar cell with interfacial modified metallic electrode and pressure induced crystallization
Author(s) -
Yongbo Yuan,
Yu Bi,
Jinsong Huang
Publication year - 2011
Publication title -
applied physics letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.182
H-Index - 442
eISSN - 1077-3118
pISSN - 0003-6951
DOI - 10.1063/1.3554377
Subject(s) - materials science , crystallization , energy conversion efficiency , electrode , work function , polymer , composite material , solar cell , photovoltaic system , anode , chemical engineering , ultraviolet , optoelectronics , chemistry , layer (electronics) , ecology , engineering , biology
We report efficient laminated organic photovoltaic device with efficiency approach the optimized device by regular method based on Poly(3-hexylthiophene- 2,5-diyl) and [6,6]-phenyl-C61-butyric acid methyl ester (PCBM). The high efficiency is mainly attributed to the formation of a concrete polymer/metal interface mechanically and electrically by the use of electronic-glue, and using the highly conductive and flexible silver film as anode to reduce photovoltage loss and modifying its work function for efficiency hole extraction by ultraviolet/ozone treatment, and the pressure induced crystallization of PCBM. © 2011 American Institute of Physics.
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