Interactions between self-channeled optical beams in soft-matter systems with artificial nonlinearities

被引:18
|
作者
Fardad, Shima [1 ,2 ]
Mills, Matthew S. [1 ]
Zhang, Peng [2 ,3 ]
Man, Weining [2 ]
Chen, Zhigang [2 ,4 ]
Christodoulides, D. N. [1 ]
机构
[1] Univ Cent Florida, CREOL, Coll Opt & Photon, Orlando, FL 32816 USA
[2] San Francisco State Univ, Dept Phys & Astron, San Francisco, CA 94132 USA
[3] Univ Calif Berkeley, NSF Nanoscale Sci & Engn Ctr, Berkeley, CA 94720 USA
[4] Nankai Univ, TEDA Appl Phys Sch, Tianjin 300457, Peoples R China
关键词
SPATIAL SOLITONS; LIGHT; MEDIA; INSTABILITIES;
D O I
10.1364/OL.38.003585
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We demonstrate optical interactions between stable self-trapped optical beams in soft-matter systems with pre-engineered saturable self-focusing optical nonlinearities. Our experiments, carried out in dilute suspensions of particles with negative polarizabilities, show that optical beam interactions can vary from attractive to repulsive, or can display an energy exchange depending on the initial relative phases. The corresponding observations are in good agreement with theoretical predictions. (C) 2013 Optical Society of America
引用
收藏
页码:3585 / 3587
页数:3
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