Bing Lü, Wentao Zhang, Wenzhu Huang, Fang Li. Random Bragg-grating-based wavelength-tunable random fiber laser with a full-open cavity[J]. Chinese Optics Letters, 2021, 19(9): 091203
- Chinese Optics Letters
- Vol. 19, Issue 9, 091203 (2021)
Fig. 1. Schematic of the experimental setup for the WT-RFL. OC, optical coupler.
Fig. 2. Numerical simulation spectra of the RBGA and
Fig. 3. Reflection spectra and transmission spectra of (a) RBGA1 and (b) RBGA2.
Fig. 4. (a) Reflection and transmission spectra of two RBGAs and π-FBG. (b) The wavelength of π-FBG as a function of the strain.
Fig. 5. Output power versus different pump power.
Fig. 6. Output spectra measured under different pump power at 1537.452 nm.
Fig. 7. Laser spectra at different measured wavelengths.
Fig. 8. Wavelength and peak-power fluctuations of selected wavelengths versus time.
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