Environmental and operational stability of solution-processed 6,13-bis(triisopropyl-silylethynyl) pentacene thin film transistors

被引:72
作者
Park, Sung Kyu [1 ]
Mourey, Devin A. [4 ,5 ,6 ]
Han, Jeong-In [1 ]
Anthony, John E. [3 ]
Jackson, Thomas N. [2 ,4 ,5 ]
机构
[1] Korea Elect Technol Inst, Informat Display Res Ctr, Songnam, Kyunggi, South Korea
[2] Penn State Univ, Dept Elect Engn, University Pk, PA 16802 USA
[3] Univ Kentucky, Dept Chem, Lexington, KY 40506 USA
[4] Penn State Univ, Mat Res Inst, University Pk, PA 16802 USA
[5] Penn State Univ, Ctr Thin Film Devices, University Pk, PA 16802 USA
[6] Penn State Univ, Dept Mat Sci Engn, University Pk, PA 16802 USA
关键词
Organic thin film transistor; Printed electronics; Stability; HIGH-PERFORMANCE;
D O I
10.1016/j.orgel.2009.02.007
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We report operational and environmental stability of solution-processed organic thin film transistors (OTFTs) using the small molecule organic semiconductor 6,13-bis(triisopropylsilylethynyl) pentacene (TIPS-pentacene). Typical drop-cast TIPS-pentacene OTFTs show strong molecular ordering and relatively stable characteristics with air and illumination compared to vapor-deposited pentacene OTFTs. For short channel length devices, TIPS-pentacene OTFTs undergo significant degradation with bias-stress, possibly due to operation at large drive currents and large local power dissipation as well as built-in charges in the channel area. (C) 2009 Elsevier B.V. All rights reserved.
引用
收藏
页码:486 / 490
页数:5
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