Fabrication of high performance pentacene thin film transistors using poly(4-vinylphenol) as the gate insulator on polyethyleneterephthalate substrates

被引:39
作者
Byun, HS [1 ]
Xu, YM [1 ]
Song, CK [1 ]
机构
[1] Dong A Univ, Div Elect & Elect & Comp Engn, Pusan 604714, South Korea
关键词
dielectrics; electrical properties and measurements; electronic devices; organic semiconductors; OTFT; organic insulator; PVP; PET;
D O I
10.1016/j.tsf.2005.07.200
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Pentacene thin film transistors (TFTs) were fabricated by using poly(4-vinylphenol) as the gate insulator and pentacene as the organic semiconductor on polyethyleneterephthalate substrates. The TFTs were characterized and the following parameters were obtained: a mobility of 0.8 cm(2)/Vs +/- 0.2 cm(2)/Vs, an on/off current ratio of 10(6) and a subthreshold slope of 1.0 V/dec. Inverter circuits based on the organic TFTs exhibited transfer curves typical of inverters with gains of 9.7 and a little hysteresis, which is indicative of a small number of interface states. (c) 2005 Elsevier B.V. All rights reserved.
引用
收藏
页码:278 / 281
页数:4
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