A diketopyrrolopyrrole–thiazolothiazole copolymer with a short π–π stacking distance (3.52 Å), due to the introduction of heteroaromatic rings, exhibits a high charge mobility above 3.40 cm2 V−1 s−1 at a relatively gentle annealing temperature.
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A diketopyrrolopyrrole–thiazolothiazole copolymer for high performance organic field-effect transistors
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a
University of Chinese Academy of Science, Beijing National Laboratory for Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, P. R. China
E-mail: liuyq@iccas.ac.cn ;
Tel: +86 10 62613253
E-mail: liuyq@iccas.ac.cn ;
Tel: +86 10 62613253
b
Key Laboratory of Applied Surface and Colloid Chemistry (Ministry of Education), School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an 710062, P. R. China
Chem. Commun., 2013,49, 1998-2000
DOI: 10.1039/C2CC38811A
Received 08 Dec 2012, Accepted 07 Jan 2013
First published online 07 Jan 2013
Chemical Communications
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