Xin Tian, Meng Wang, Zefeng Wang. Stimulated Brillouin Scattering Filters Based on Tilted Fiber Bragg Gratings[J]. Acta Optica Sinica, 2020, 40(10): 1006002
- Acta Optica Sinica
- Vol. 40, Issue 10, 1006002 (2020)
Fig. 1. Structure diagram of a TFBG
Fig. 2. Calculation transmission and reflection spectrum of TFBG with tilt angle 4°
Fig. 3. Comparison of transmission spectrum with tilt angles 4°, 6° and 8°
Fig. 4. Experimental setup for the filtering of SBS in TFBG
Fig. 5. Measured spectrum of TFBG in SMF-28e. (a) General vision; (b) enlarged vision
Fig. 6. Output power for two systems without and with TFBG. (a) Without TFBG; (b) with TFBG
Fig. 7. Filtering ratio of backward Stokes power after adding TFBG
Fig. 8. Insertion loss generated in TFBG
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