Filamentation of terawatt laser pulses along hundred-meter atmospheric paths

被引:3
|
作者
Apeksimov D.V. [1 ]
Zemlyanov A.A. [1 ]
Iglakova A.N. [1 ]
Kabanov A.M. [1 ]
Kuchinskaya O.I. [1 ]
Matvienko G.G. [1 ]
Oshlakov V.K. [1 ]
Petrov A.V. [1 ]
机构
[1] V.E. Zuev Institute of Atmospheric Optics, Siberian Branch, Russian Academy of Sciences, pl. Akademika Zueva 1, Tomsk
基金
俄罗斯基础研究基金会;
关键词
femtosecond pulse; filamentation; laser radiation; liquid; spectrum;
D O I
10.1134/S102485601504003X
中图分类号
学科分类号
摘要
Results of the experimental study of filamentation of terawatt femtosecond pulses of a Ti:Sapphire laser along an atmospheric path 106 m long using different spatial focusing and pulse power are presented. The control of filamentation region position and length by means of changing the initial laser beam focusing is shown to be highly effective. Dependencies are derived of filamentation region position and length on the initial degree of focusing, pulse power, and the number of filaments along the filamentation region. The obtained data on the filamentation region length and the number of filaments are compared with the results of our previous experiments and data from other authors. © 2015, Pleiades Publishing, Ltd.
引用
收藏
页码:372 / 375
页数:3
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