Paper
Journal of Materials Chemistry C
PDOSiF-DTDFBT with two additional octyloxy chains on the 11 R. Qin, W. Li, C. Li, C. Du, C. Veit, H.-F. Schleiermacher,
silauorene unit has a band gap of 1.86 eV with the HOMO level
of ꢀ5.37 eV. The hole mobilities of these polymers are in the
M. Andersson, Z. Bo, Z. Liu, O. Inganas, U. Wuerfel and
F. Zhang, J. Am. Chem. Soc., 2009, 131, 14612–14613.
range of 6.94 ꢁ 10ꢀ3 to 3.31 ꢁ 10ꢀ2 cm2 Vꢀ1 sꢀ1, which match 12 E. G. Wang, L. Wang, L. F. Lan, C. Luo, W. L. Zhuang,
the electron mobility of PC71BM. Hole mobilities of poly-
J. B. Peng and Y. Cao, Appl. Phys. Lett., 2008, 92, 033307.
mer:PC71BM blend lms measured by the SCLC method are in 13 A. C. Stuart, J. R. Tumbleston, H. Zhou, W. Li, S. Liu, H. Ade
the range of 1.92 ꢁ 10ꢀ5 to 5.10 ꢁ 10ꢀ4 cm2 Vꢀ1 sꢀ1. PSCs with
and W. You, J. Am. Chem. Soc., 2013, 135, 1806–1815.
the blends of PSiF-D(OT)DFBT:PC71BM, PSiF-TTDFBT:PC71BM, 14 L. Dou, C.-C. Chen, K. Yoshimura, K. Ohya, W.-H. Chang,
and PDOSiF-DTDFBT:PC71BM as the active layer gave PCEs of
2.19%, 2.39%, and 4.03%, respectively. Additionally, our
J. Gao, Y. Liu, E. Richard and Y. Yang, Macromolecules,
2013, 46, 3384–3390.
research also provides a better understanding on the structure– 15 J. You, L. Dou, K. Yoshimura, T. Kato, K. Ohya, T. Moriarty,
property relationship of silauorene and 5,6-diuor-
obenzothiadiazole based conjugated polymers.
K. Emery, C.-C. Chen, J. Gao, G. Li and Y. Yang, Nat.
Commun., 2013, 4, 1446.
16 H. Zhou, L. Yang, A. C. Stuart, S. C. Price, S. Liu and W. You,
Angew. Chem., Int. Ed., 2011, 50, 2995–2998.
17 W. Z. Cai, M. Wang, J. Zhang, E. G. Wang, T. B. Yang, C. He,
J. S. Moon, H. B. Wu, X. O. Gong and Y. Cao, J. Phys. Chem. C,
2011, 115, 2314–2319.
18 C. H. Duan, W. Z. Cai, F. Huang, J. Zhang, M. Wang,
T. B. Yang, C. M. Zhong, X. Gong and Y. Cao,
Macromolecules, 2010, 43, 5262–5268.
Acknowledgements
Financial supports from the NSF of China (21161160443,
91233205, and 51003006), the 973 Program (2011CB935702),
the Beijing Natural Science Foundation (2132042), and the
Fundamental Research Funds for the Central Universities are
gratefully acknowledged.
19 J. K. Jin, J. K. Choi, B. J. Kim, H. B. Kang, S. C. Yoon, H. You
and H. T. Jung, Macromolecules, 2011, 44, 502–511.
20 P. L. T. Boudreault, A. Michaud and M. Leclerc, Macromol.
Rapid Commun., 2007, 28, 2176–2179.
21 J. S. Song, C. Du, C. H. Li and Z. S. Bo, J. Polym. Sci., Part A:
Polym. Chem., 2011, 49, 4267–4274.
22 E. G. Wang, M. Wang, L. Wang, C. H. Duan, J. Zhang,
W. Z. Cai, C. He, H. B. Wu and Y. Cao, Macromolecules,
2009, 42, 4410–4415.
23 N. Cho, K. Song, J. K. Lee and J. Ko, Chem.–Eur. J., 2012, 18,
11433–11439.
Notes and references
1 Y. Z. Lin, Y. F. Li and X. W. Zhan, Chem. Soc. Rev., 2012, 41,
4245–4272.
2 K. Vandewal, Z. Ma, J. Bergqvist, Z. Tang, E. Wang,
P. Henriksson, K. Tvingstedt, M. R. Andersson, F. Zhang
¨
and O. Inganas, Adv. Funct. Mater., 2012, 22, 3480–3490.
3 L. T. Dou, C. C. Chen, K. Yoshimura, K. Ohya, W. H. Chang,
J. Gao, Y. S. Liu, E. Richard and Y. Yang, Macromolecules,
2013, 46, 3384–3390.
4 L. T. Dou, W. H. Chang, J. Gao, C. C. Chen, J. B. You and
Y. Yang, Adv. Mater., 2013, 25, 825–831.
5 W. W. Li, K. H. Hendriks, W. S. C. Roelofs, Y. Kim,
M. M. Wienk and R. A. J. Janssen, Adv. Mater., 2013, 25,
3182–3186.
24 E. Q. Jin, C. Du, M. Wang, W. W. Li, C. H. Li, H. D. Wei and
Z. S. Bo, Macromolecules, 2012, 45, 7843–7854.
25 J. A. Irvin, I. Schwendeman, Y. Lee, K. A. Abboud and
J. R. Reynolds, J. Polym. Sci., Part A: Polym. Chem., 2001, 39,
2164–2178.
6 W. W. Li, M. Kelchtermans, M. M. Wienk and R. A. J. Janssen,
J. Mater. Chem. A, 2013, 1, 15150–15157.
26 W. W. Li, Y. Zhou, V. Andersson, L. M. Andersson,
Y. Thomann, C. Veit, K. Tvingstedt, R. P. Qin, Z. S. Bo,
7 W. W. Li, A. Furlan, K. H. Hendriks, M. M. Wienk and
R. A. J. Janssen, J. Am. Chem. Soc., 2013, 135, 5529–5532.
8 N. Blouin, A. Michaud and M. Leclerc, Adv. Mater., 2007, 19,
2295–2300.
¨
¨
O. Inganas, U. Wurfel and F. L. Zhang, Org. Electron., 2011,
12, 1544–1551.
27 J.-S. Wu, C.-T. Lin, C.-L. Wang, Y.-J. Cheng and C.-S. Hsu,
Chem. Mater., 2012, 24, 2391–2399.
9 J. Hou, H.-Y. Chen, S. Zhang, G. Li and Y. Yang, J. Am. Chem.
Soc., 2008, 130, 16144–16145.
10 S. H. Park, A. Roy, S. Beaupre, S. Cho, N. Coates, J. S. Moon,
D. Moses, M. Leclerc, K. Lee and A. J. Heeger, Nat. Photonics,
2009, 3, 297–302.
28 C. Du, W. W. Li, Y. Duan, C. H. Li, H. L. Dong, J. Zhu,
W. P. Hu and Z. S. Bo, Polym. Chem., 2013, 4, 2773–
2782.
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