Nature of intensity and phase modulations in stimulated Brillouin scattering

被引:29
作者
Afshaarvahid, S [1 ]
Devrelis, V [1 ]
Munch, J [1 ]
机构
[1] Univ Adelaide, Dept Phys & Math Phys, Adelaide, SA 5005, Australia
来源
PHYSICAL REVIEW A | 1998年 / 57卷 / 05期
关键词
D O I
10.1103/PhysRevA.57.3961
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The nature of stimulated Brillouin scattering (SBS) temporal modulations for a focused beam in a finite-length cell with homogeneous medium is examined numerically. The finite phonon lifetime produces deterministic oscillations at the threshold while the inclusion of the random noise as an initiation source of SBS leads to stochastic fluctuations in Stokes intensity and phase. A unified study of both modulations under different parameters is presented. The results indicate a large useful parameter space for excellent Stokes beam quality.
引用
收藏
页码:3961 / 3971
页数:11
相关论文
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