Fabrication of organic thin-film transistors by spray-deposition for low-cost, large-area electronics

被引:135
作者
Azarova, Natalia A. [1 ]
Owen, Jack W. [1 ]
McLellan, Claire A. [1 ]
Grimminger, Marsha A. [2 ]
Chapman, Eric K. [1 ]
Anthony, John E. [2 ]
Jurchescu, Oana D. [1 ]
机构
[1] Wake Forest Univ, Dept Phys, Winston Salem, NC 27109 USA
[2] Univ Kentucky, Dept Chem, Lexington, KY 40506 USA
关键词
Organic thin-film transistors; Organic semiconductors; High-mobility; Solution processing; Spray-coating; FIELD-EFFECT TRANSISTORS; SOLUBLE ANTHRADITHIOPHENE; GATE DIELECTRICS; SOLAR-CELLS; MOBILITY; POLYMER; CRYSTALLIZATION; SEMICONDUCTORS; CIRCUITS;
D O I
10.1016/j.orgel.2010.09.008
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We report on high performance organic thin-film transistors fabricated by spray-deposition, an innovative coating technique for organic electronic devices. This method is simple and inexpensive, compatible with room-temperature processing and easily scalable from laboratory-based devices to large-area electronics. Our spray-deposited 2,8-difluoro-5,11-bis (triethylsilylethynyl) anthradithiophene transistors show very good homogeneity, with mobilities of 0.2 cm(2)/V s, and on/off ratios of 10(7). This performance is comparable to that of our best spin-coated devices fabricated on the same substrate type, while offering additional advantages such as using 20 times less organic semiconductor and facilitating fast coating of large-areas. (C) 2010 Elsevier B. V. All rights reserved.
引用
收藏
页码:1960 / 1965
页数:6
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