Helical crystals with a sixfold screw axis

被引:20
|
作者
Wang, Xudong [1 ]
Lu, Yan [2 ]
Duan, Yueqin [2 ]
Meng, Linghui [1 ]
Li, Chenxi [1 ]
机构
[1] Nankai Univ, Minist Educ, Key Lab Funct Polymer Mat, Inst Polymer Chem, Tianjin 300071, Peoples R China
[2] Tianjin Univ Technol, Inst Mat Phys, Tianjin 300191, Peoples R China
关键词
CHEMISTRY;
D O I
10.1002/adma.200701296
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Double-stranded helical crystals with high axial ratio are prepared from a cholic acid ester. Two processes are involved in the formation of the micrometer-scale self-assembled crystals: 1) the self-assembly of the cholic acid ester to form a hydrogel (the formation of gel fibers); 2) the winding of the gel fibers (laser confocal scanning micrographs show, top: left-handed; bottom: right-handed).
引用
收藏
页码:462 / +
页数:5
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