SPATIAL DARK-SOLITON STRIPES AND GRIDS IN SELF-DEFOCUSING MATERIALS

被引:250
作者
SWARTZLANDER, GA
ANDERSEN, DR
REGAN, JJ
YIN, H
KAPLAN, AE
机构
[1] JOHNS HOPKINS UNIV,DEPT ELECT & COMP ENGN,BALTIMORE,MD 21218
[2] UNIV IOWA,DEPT ELECT & COMP ENGN,IOWA CITY,IA 52242
关键词
D O I
10.1103/PhysRevLett.66.1583
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Spatial dark-soliton (SDS) stripes are experimentally found in the transverse plane of a laser beam that passes through a rectilinear diffraction screen before propagating in a self-defocusing nonlinear material. Materials with different mechanisms of nonlinearity manifest the same qualitative results. The SDS nature of the observed phenomenon is verified by numerical simulations of the (2 + 1)-D nonlinear Schrodinger equation, analytical solutions for the (1 + 1)-D case, and their comparison with experimental data.
引用
收藏
页码:1583 / 1586
页数:4
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