Smectic phases with cubic symmetry: The splay analog of the blue phase

被引:42
作者
DiDonna, BA [1 ]
Kamien, RD [1 ]
机构
[1] Univ Penn, Dept Phys & Astron, Philadelphia, PA 19104 USA
关键词
D O I
10.1103/PhysRevLett.89.215504
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We report on a construction for smectic blue phases, which have quasi-long-range smectic translational order as well as long-range cubic or hexagonal order. Our proposed structures fill space with a combination of minimal surface patches and cylindrical tubes. We find that for the right range of material parameters, the favorable saddle-splay energy of these structures can stabilize them against uniform layered structures.
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页数:4
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