Ultrabroadband flat continuum generation in multichannel propagation of terrawatt Ti:sapphire laser pulses

被引:99
作者
Nishioka, H
Odajima, W
Ueda, K
Takuma, H
机构
[1] Institute for Laser Science, University of Electro-Communications, Chofu, Tokyo, 182
关键词
D O I
10.1364/OL.20.002505
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Frequency detuning as a result of self-phase modulation that exceeds by four times the primary laser frequency is demonstrated. The white light, ranging from the IR to 150 nm, was generated by a self-trapped femtosecond Ti:Al2O3 laser pulse in atmospheric-pressure rare gases. Spectral intensities in the UV and the visible regions are 100 MW/nm and 1 GW/nm, respectively. The beam divergence was measured to be 1 mrad. (C) 1995 Optical Society of America
引用
收藏
页码:2505 / 2507
页数:3
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