A novel tellurophene-containing conjugated polymer with a dithiophenyl diketopyrrolopyrrole unit for use in organic thin film transistors

被引:70
作者
Kaur, Matinder [1 ]
Yang, Da Seul [1 ]
Shin, Jicheol [1 ]
Lee, Tae Wan [1 ]
Choi, Kihang [1 ]
Cho, Min Ju [1 ]
Choi, Dong Hoon [1 ]
机构
[1] Korea Univ, Res Inst Nat Sci, Dept Chem, Seoul 136701, South Korea
基金
新加坡国家研究基金会;
关键词
FIELD-EFFECT TRANSISTORS; ALKYL SIDE-CHAINS; COPOLYMERS; SEMICONDUCTORS; MOBILITY;
D O I
10.1039/c3cc41250d
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A new tellurophene-based pi-conjugated polymer, PDTDPPTe, was synthesized. PDTDPPTe exhibits a smaller optical band gap (E-g(opt) = 1.25 eV) than thiophene-based PDTDPPT (E-g(opt) = 1.30 eV). Thin-film transistors comprising PDTDPPTe displayed outstanding performance (mu(max) = 1.78 cm(2) V-1 s(-1), I-on/I-off = 10(5-6)).
引用
收藏
页码:5495 / 5497
页数:3
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