Junchi LAI, Shanglin HOU, Jingli LEI, Xiaoxiao LI. Characteristics of Reflection Spectrum of Brillouin Dynamic Grating in Single Mode Fibers[J]. Acta Photonica Sinica, 2021, 50(7): 59
- Acta Photonica Sinica
- Vol. 50, Issue 7, 59 (2021)
Fig. 1. BDG excitation and detection
Fig. 2. Distribution of the acoustic mode
Fig. 3. Reflection spectrum of Brillouin dynamic grating
Fig. 4. Reflection spectrum by Brillouin frequency shift and Doppler shift
Fig. 5. Temporal and spatial distribution of refractive index perturbation
Fig. 6. Reflection spectrum of different pump power
Fig. 7. Peak reflectivity as a function of pump power
Fig. 8. Reflection spectrum of different pulse width
Fig. 9. The spectral width and the peak reflectivity as a function of pump pulse width
Fig. 10. Reflection spectrum of core diameter
Fig. 11. Peak reflectivity as a function of core diameter
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Table 1. The parameters in a single mode fiber
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