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Ultrathin Film Organic Transistors: Precise Control of Semiconductor Thickness via Spin‐Coating
Author(s) -
Zhang Fengjiao,
Di Chongan,
Berdunov Nikolai,
Hu Yuanyuan,
Hu Yunbin,
Gao Xike,
Meng Qing,
Sirringhaus Henning,
Zhu Daoben
Publication year - 2013
Publication title -
advanced materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.707
H-Index - 527
eISSN - 1521-4095
pISSN - 0935-9648
DOI - 10.1002/adma.201204075
Subject(s) - materials science , organic semiconductor , spin coating , transistor , semiconductor , thin film transistor , optoelectronics , nanotechnology , coating , layer (electronics) , voltage , electrical engineering , engineering
Construction of ultrathin film organic transistors is an important challenge towards deeper understanding of the charge transport mechanism and multifunctional applications. We report on precise thickness control of ultrathin films of several organic semiconductors by using a simple spin‐coating approach. Ultrathin film, n‐channel organic transistors with mobilities well over 1.0 cm 2 V −1 s −1 have been realized and their potential in high‐sensitivity gas sensing and other applications is demonstrated.