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Self-bending of cnoidal waves in photorefractive medium with drift and diffusion nonlinearity
被引:23
作者:
Aleshkevich, V
Vysloukh, V
Kartashov, Y
机构:
[1] Moscow MV Lomonosov State Univ, Dept Phys, Chair Gen Phys, Moscow 119899, Russia
[2] UAEM, CIICAp, Cuernavaca 62210, Morelos, Mexico
关键词:
spatial solitons;
photorefractive medium;
nonlocal nonlinear response;
cnoidal waves;
D O I:
10.1016/S0030-4018(99)00659-8
中图分类号:
O43 [光学];
学科分类号:
070207 ;
0803 ;
摘要:
We consider the influence of the nonlocal component of the photorefractive crystal response on the cnoidal waves propagation dynamic and analyze the dependence of the self-bending parameter on the degree of the spatial localization of the wave energy. We have shown that for the case of the cn-wave the role of self-bending effects increases (and for the case of the dn-wave decreases) with growth of spatial localization. (C) 2000 Elsevier Science B.V. All rights reserved.
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页码:277 / 284
页数:8
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