A Densely and Uniformly Packed Organic Semiconductor Based on Annelated β-Trithiophenes for High-Performance Thin Film Transistors

被引:87
作者
Tan, Lin [1 ]
Zhang, Lei [1 ]
Jiang, Xi [2 ]
Yang, Xiaodi [1 ]
Wang, Linjun [1 ]
Wang, Zhaohui [1 ]
Li, Liqiang [1 ]
Hu, Wenping [1 ]
Shuai, Zhigang [1 ]
Li, Lin [2 ]
Zhu, Daoben [1 ]
机构
[1] Chinese Acad Sci, Inst Chem, Key Lab Organ Solids, Natl Lab Mol Sci, Beijing 100190, Peoples R China
[2] Chinese Acad Sci, Inst Chem, Key Lab Polymer Phys & Chem, Beijing 100190, Peoples R China
关键词
FIELD-EFFECT TRANSISTORS; CROSS-CONJUGATED OLIGOTHIOPHENES; CHARGE-TRANSPORT; ELECTRONIC-STRUCTURE; ASYMMETRIC-SYNTHESIS; MOLECULAR PACKING; N-TYPE; MOBILITY; OLIGOMERS; ULTRAPURE;
D O I
10.1002/adfm.200800933
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A novel semiconductor based on annelated beta-trithiophenes is presented, possessing an extraordinary compressed packing mode combining edge-to, face pi-pi interactions and S ... S interactions in single crystals, which is favorable for more effective charge transporting. Accordingly, the device incorporating this semiconductor shows remarkably high charge carrier mobility, as high as 0.89 cm(2) V-1 s(-1), and an on/off ratio of 4.6 x 10(7) for vacuum-deposited thin films.
引用
收藏
页码:272 / 276
页数:5
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