Xiaoli Zhao, Yumin Zhang, Yanming Song, Fei Luo, Lianqing Zhu. Switchable Multi-Wavelength Fiber Laser Based on Non-Core Fiber Combing with Polarization Maintaining Fiber[J]. Chinese Journal of Lasers, 2019, 46(2): 0201005
- Chinese Journal of Lasers
- Vol. 46, Issue 2, 0201005 (2019)
Fig. 1. Schematic of MZI filter
Fig. 2. Transmission spectrum of proposed filter
Fig. 3. Experimental schematic of tunable multi-wavelength fiber laser
Fig. 4. Output switchable multi-wavelength fiber laser. (a) Single wavelength; (b) dual-wavelength; (c) triple-wavelength; (d) quad-wavelength
Fig. 5. Output wavelength under different curvatures. (a) Single wavelength; (b) dual-wavelength; (c) triple-wavelength; (d) quad-wavelength
Fig. 6. Laser spectra of output single wavelength and its stability test results in 1 h. (a) Laser spectrum of output single wavelength; (b) output spectra after repeated scanning for 1 h with 6 min interval; (c) wavelength shift of 1552.66 nm single wavelength fiber laser
Fig. 7. Output spectra of dual-wavelength fiber laser and its stability test results in 1 h. (a) Output spectrum of dual-wavelengthfiber laser; (b) output spectra after scanning 10 times in 1 h; (c) wavelength shift of dual-wavelength fiber laser
Fig. 8. Output spectra of triple-wavelength fiber laser and its stability test results in 1 h. (a) Output spectrum of triple-wavelengthfiber laser; (b) output spectra after scanning 10 times in 1 h ; (c) central wavelength shift of triple-wavelength fiber laser
Fig. 9. Output spectra of quad-wavelength fiber laser and its stability test results in 1 h. (a) Output spectrum of quad-wavelengthfiber laser; (b) output spectra after scanning 10 times in 1 h ; (c) wavelength shift of quad-wavelength fiber laser
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Table 1. Output wavelength, wavelength number, and corresponding SMSR under different curvatures
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Table 2. Output wavelength,wavelength number, and corresponding SMSR under different curvatures
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