Towards all-plastic flexible light emitting diodes

被引:50
作者
Jakobsson, F. L. E. [1 ]
Crispin, X.
Lindell, L.
Kanciurzewska, A.
Fahlman, M.
Salaneck, W. R.
Berggren, M.
机构
[1] Linkoping Univ, Dept Sci & Technol, S-60174 Norrkoping, Sweden
[2] Linkoping Univ, Dept Phys & Measurement Technol, S-58183 Linkoping, Sweden
关键词
D O I
10.1016/j.cplett.2006.11.007
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
All-plastic light emitting diodes require the design and fabrication of low work function plastic electrodes. Here, we show that the work function of poly(3,4-ethylenedioxythiophene)-polystyrenesulfonic acid (PEDOT-PSS) can be decreased from 4.8 eV to 3.9 eV by surface reaction with the strong electron-donor tetrakis(dimethylamino)ethylene JDAE). The surface modification was characterized by photoelectron spectroscopy and optical spectroscopy. The low work function plastic electrode was used in a first prototype for all-plastic light emitting diodes. (c) 2006 Elsevier B.V. All rights reserved.
引用
收藏
页码:110 / 114
页数:5
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