Jianao PENG, Wei CHEN, Chaoqi HOU, Dandan LIU, Fufei PANG, Sujuan HUANG, Tingyun WANG. Multi-wavelength and Transverse-mode-switchable Yb-doped Fiber Laser[J]. Acta Photonica Sinica, 2024, 53(8): 0814002
- Acta Photonica Sinica
- Vol. 53, Issue 8, 0814002 (2024)
Fig. 1. Designed RCYDF refractive index profile structure
Fig. 2. Structure and Yb3+ doping concentration distribution of home-made RCYDF
Fig. 3. Multi-wavelength and transverse-mode-switchable fiber laser structure
Fig. 4. Propagation constants of LP01 and LP11 modes and measured transmission spectra of the FMFBG
Fig. 5. Transverse mode field distribution of LP01 and LP11 oscillation modes
Fig. 6. Measured output spectra of the LP01 and LP11 lasing
Fig. 7. Output power of the LP11 and LP01 mode versus pump power
Fig. 8. Measured spectra for lasing at dual-wavelength
Fig. 9. The stability of the LP01 and LP11 mode
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Table 1. Parameters of the Designed and Fabricated RCYDF
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