Triangle-shaped polycyclic aromatic hydrocarbons

被引:123
作者
Feng, Xinliang
Wu, Jishan
Ai, Min
Pisula, Wojciech
Zhi, Linjie
Rabe, Juergen P.
Muellen, Klaus
机构
[1] Max Planck Inst Polymer Res, D-55128 Mainz, Germany
[2] Humboldt Univ, Inst Phys, D-12489 Berlin, Germany
关键词
helical structures; liquid crystals; polycycles; scanning probe microscopy; self-assembly;
D O I
10.1002/anie.200605224
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
(Figure Presented) Triangles and zigzags: Large triangle-shaped C 3-symmetrical polycyclic aromatic hydrocarbons with multiple zigzag peripheries were synthesized. The molecules display mesophase stability over a wide temperature range as a result of helical packing. Moreover, a 2D honeycomb pattern was observed for one of the larger structures (see picture). © 2007 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
收藏
页码:3033 / 3036
页数:4
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