Xiangrui Meng, Han Wen, Haowei Chen, Bo Sun, Baole Lu, Jintao Bai. Wavelength switchable and tunable single-frequency narrow linewidth ytterbium doped fiber laser (Invited)[J]. Infrared and Laser Engineering, 2022, 51(6): 20220325
- Infrared and Laser Engineering
- Vol. 51, Issue 6, 20220325 (2022)
Fig. 1. Schematic diagram of single-frequency ytterbium doped fiber laser
Fig. 2. Variation of reflection bandwidth of dynamic grating with PM-YDF length and refractive index difference
Fig. 3. Numerical simulation of comb spectral filtering
Fig. 4. Diagram of the comb spectroscopy detection device
Fig. 5. Measured graph of FBG reflectance bandwidth versus comb spectrum
Fig. 6. Longitudinal mode oscillation measured by F-P interferometer
Fig. 7. Pump power and laser output power curve
Fig. 8. Spectrum diagram and stability of single-frequency laser
Fig. 9. Linewidth measured by the delayed autoheterodyne method
Fig. 10. The measurement of dual-wavelength single-frequency fiber laser
Fig. 11. Wavelength fluctuation and power stability of dual-wavelength single-frequency fiber laser
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