SELF-FOCUSING OF LIGHT-PULSES IN THE PRESENCE OF NORMAL GROUP-VELOCITY DISPERSION

被引:170
作者
CHERNEV, P
PETROV, V
机构
[1] Department of Quantum Electronics, Faculty of Physics, Sofia University, Sofia, BG-1126
关键词
D O I
10.1364/OL.17.000172
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The influence of normal group-velocity dispersion on the self-focusing of light pulses is numerically studied. Temporal splitting of the field envelope is observed when the critical power is exceeded along with diffraction of the spatially sharpened central part of the pulse. Dispersion increases considerably the self-focusing threshold for short pulse durations.
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页码:172 / 174
页数:3
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