Incoherent spatial solitons in saturable nonlinear media

被引:80
作者
Christodoulides, DN [1 ]
Coskun, TH [1 ]
Joseph, RI [1 ]
机构
[1] JOHNS HOPKINS UNIV,DEPT ELECT & COMP ENGN,BALTIMORE,MD 21218
关键词
D O I
10.1364/OL.22.001080
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
It is shown that partially incoherent spatial solitons are possible in saturable nonlinear media. This is demonstrated by means of an exact Gaussian solution in the case when the saturable nonlinearity is of the logarithmic type. The conditions necessary to establish these soliton states as well as their associated characteristics are discussed in detail. Pertinent examples are provided to elucidate their behavior further. (C) 1997 Optical Society of America.
引用
收藏
页码:1080 / 1082
页数:3
相关论文
共 11 条
[1]   SPATIAL SOLITONS IN PHOTOREFRACTIVE BI12TIO20 WITH DRIFT MECHANISM OF NONLINEARITY [J].
CASTILLO, MDI ;
AGUILAR, PAM ;
SANCHEZMONDRAGON, JJ ;
STEPANOV, S ;
VYSLOUKH, V .
APPLIED PHYSICS LETTERS, 1994, 64 (04) :408-410
[2]   Theory of incoherent self-focusing in biased photorefractive media [J].
Christodoulides, DN ;
Coskun, TH ;
Mitchell, M ;
Segev, M .
PHYSICAL REVIEW LETTERS, 1997, 78 (04) :646-649
[3]   BRIGHT, DARK, AND GRAY SPATIAL SOLITON STATES IN PHOTOREFRACTIVE MEDIA [J].
CHRISTODOULIDES, DN ;
CARVALHO, MI .
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 1995, 12 (09) :1628-1633
[4]   OBSERVATION OF SELF-TRAPPING OF AN OPTICAL BEAM DUE TO THE PHOTOREFRACTIVE EFFECT [J].
DUREE, GC ;
SHULTZ, JL ;
SALAMO, GJ ;
SEGEV, M ;
YARIV, A ;
CROSIGNANI, B ;
DIPORTO, P ;
SHARP, EJ ;
NEURGAONKAR, RR .
PHYSICAL REVIEW LETTERS, 1993, 71 (04) :533-536
[5]  
Goodman J.W., 1985, STAT OPTICS
[6]   Self-trapping of partially spatially incoherent light [J].
Mitchell, M ;
Chen, ZG ;
Shih, MF ;
Segev, M .
PHYSICAL REVIEW LETTERS, 1996, 77 (03) :490-493
[7]  
Schiff, 1968, QUANTUM MECHANICS, P74
[8]   STEADY-STATE SPATIAL SCREENING SOLITONS IN PHOTOREFRACTIVE MATERIALS WITH EXTERNAL APPLIED-FIELD [J].
SEGEV, M ;
VALLEY, GC ;
CROSIGNANI, B ;
DIPORTO, P ;
YARIV, A .
PHYSICAL REVIEW LETTERS, 1994, 73 (24) :3211-3214
[9]   OBSERVATION OF 2-DIMENSIONAL STEADY-STATE PHOTOREFRACTIVE SCREENING SOLITONS [J].
SHIH, MF ;
SEGEV, M ;
VALLEY, GC ;
SALAMO, G ;
CROSIGNANI, B ;
DIPORTO, P .
ELECTRONICS LETTERS, 1995, 31 (10) :826-827
[10]   Two-dimensional steady-state photorefractive screening solitons [J].
Shih, MF ;
Leach, P ;
Segev, M ;
Garrett, MH ;
Salamo, G ;
Valley, GC .
OPTICS LETTERS, 1996, 21 (05) :324-326