Spatial modulational instability and multisolitonlike generation in a quadratically nonlinear optical medium

被引:144
作者
Fuerst, RA
Baboiu, DM
Lawrence, B
Torruellas, WE
Stegeman, GI
Trillo, S
Wabnitz, S
机构
[1] UNIV CENT FLORIDA,DEPT PHYS,ORLANDO,FL 32826
[2] FDN UGO BORDONI,I-00142 ROME,ITALY
[3] WASHINGTON STATE UNIV,DEPT PHYS,PULLMAN,WA 99164
[4] UNIV BOURGOGNE,PHYS LAB,F-21004 DIJON,FRANCE
关键词
D O I
10.1103/PhysRevLett.78.2756
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A novel type of spatial modulational instability induced by the dynamical interaction of two strongly coupled fundamental and harmonic fields in a second-order nonlinear optical material is demonstrated experimentally. This phenomenon is explained theoretically on the basis of a one-dimensional Floquet theory. At high intensities, the formation of a 1D solitary wave lattice is superseded by the onset of 2D modulational instabilities.
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页码:2756 / 2759
页数:4
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