Faraday instability in a multimode laser

被引:20
|
作者
Szwaj, C
Bielawski, S
Derozier, D
Erneux, T
机构
[1] Univ Sci & Tech Lille Flandres Artois, Spect Hertzienne Lab, Ctr Etud & Rech Lasers & Applicat, F-59655 Villeneuve Dascq, France
[2] Free Univ Brussels, B-1050 Brussels, Belgium
关键词
D O I
10.1103/PhysRevLett.80.3968
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We show theoretically and experimentally that a basic pattern formation mechanism in hydrodynamics, the Faraday instability, can be observed in optics (for modulated class B lasers with inhomogeneous broadening). As for the Faraday problem, stationary waves are excited parametrically and wave numbers are selected by the dispersion curve of the medium. The mechanism is evidenced by a multiple-scale analysis of the physical laser model, and is confirmed experimentally using a Nd-doped fiber laser.
引用
收藏
页码:3968 / 3971
页数:4
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