High Power Laser and Particle Beams, Volume. 33, Issue 11, 111011(2021)
Theoretical study on transmission characteristics of stimulated Raman scattering in passive fiber with variable core radius
Figures & Tables(9)
Fig. 1. Profile and radius change diagram of energy transmission fiber with different core shapes
Fig. 2. Size parameters and input spectrum of simulated optical fibers
Table 1. Raman suppression ratio and proportion of signal light energy at different input power
View tableView in ArticleTable 1. Raman suppression ratio and proportion of signal light energy at different input power
No. input power/kW Raman suppression ratio/dB proportion of signal light energy/% constant linear nonlinear constant linear nonlinear 1 10.0 33.1 47.0 48.6 99.2 100 100 2 12.5 22.7 40.3 42.3 93.6 99.8 99.9 3 15.0 13.1 34.2 36.6 64.5 99.5 99.7 4 17.5 4.1 28.5 31.3 18.4 98.1 98.9 5 20.0 0.0 22.3 25.4 2.6 93.0 96.4
Table 2. Simulation results of different taper ratios
View tableView in ArticleTable 2. Simulation results of different taper ratios
No. input radius/μm output radius/μm SRS suppression ratio/dB proportion of signal light energy/% 1 25 20 0 0 2 25 25 0 2.7 3 25 30 11.3 54.5 4 25 35 22.3 93.2 5 25 40 30.1 98.7 6 25 45 35.8 99.6 7 25 50 40.1 99.8
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Li Wang, Xiaoling Wang, Hanwei Zhang, Zilun Chen, Xiaojun Xu. Theoretical study on transmission characteristics of stimulated Raman scattering in passive fiber with variable core radius[J]. High Power Laser and Particle Beams, 2021, 33(11): 111011
Paper Information
Category: High Power Laser Physics and Technology
Received: Jun. 7, 2021
Accepted: --
Published Online: Dec. 1, 2021
The Author Email: Wang Xiaoling (chinawxllin@163.com), Xu Xiaojun (xu_xiaojun@126.com)
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