Optical event horizons from the collision of a soliton and its own dispersive wave

被引:40
作者
Wang, S. F. [1 ,2 ]
Mussot, A. [1 ]
Conforti, M. [1 ]
Bendahmane, A. [1 ]
Zeng, X. L. [2 ]
Kudlinski, A. [1 ]
机构
[1] Univ Lille 1, USR CNRS 3380, IRCICA, Lab PhLAM,UMR CNRS 8523, F-59655 Villeneuve Dascq, France
[2] Shanghai Univ, Key Lab Specialty Fiber Opt & Opt Access Network, Shanghai 200072, Peoples R China
来源
PHYSICAL REVIEW A | 2015年 / 92卷 / 02期
基金
中国国家自然科学基金;
关键词
FIBERS; SUPERCONTINUUM; RADIATION; PULSE; WAVELENGTH; ANALOG;
D O I
10.1103/PhysRevA.92.023837
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We observe experimentally the spectral signature of the collision between a soliton and the dispersive wave initially emitted from the soliton itself. This collision, interpreted in terms of an optical event horizon, is controlled by the use of an axially varying fiber which allows us to shape both the soliton and dispersive wave trajectories so that they both collide at a precise location within the fiber. The interaction of the dispersive wave with the soliton generates a reflected wave with a conversion efficiency which can be controlled by the input pump power. These experimental results are confirmed by numerical solution of the generalized nonlinear Schrodinger equation and by the analytical calculation of the conversion efficiency.
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页数:6
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