NONLINEAR SELF-CHANNELING OF A LASER-BEAM AT THE SURFACE OF A PHOTOREFRACTIVE FIBER

被引:20
作者
JAMESHILIN, AA
RAITA, E
PROKOFIEV, VV
JAASKELAINEN, T
机构
[1] University of Joensuu, Department of Physics, Väisälä Laboratory, SF-80101, Joensuu
关键词
D O I
10.1063/1.114885
中图分类号
O59 [应用物理学];
学科分类号
摘要
We experimentally observed the self-channeling of the light beam in photorefractive Bi12TiO20 fiberlike sample owing to the strong fanning effect. It results in significant speed up of the photorefractive response time in waveguides and in anomalous dependence of the response time on the applied ac electric field amplitude: the higher electric field, the faster response. (C) 1995 American Institute of Physics.
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页码:3242 / 3244
页数:3
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