Cheng-xin WANG, Bao-le LU, Min LUO, Hao-wei CHEN, Jin-tao BAI. Passive Q-switched Cylindrical Vector Beam Fiber Laser Based on Few Mode Fiber[J]. Acta Photonica Sinica, 2020, 49(3): 0314003
- Acta Photonica Sinica
- Vol. 49, Issue 3, 0314003 (2020)
Fig. 1. Schematic of the mode selective coupler for 2×2 ports
Fig. 2. The beam coupling simulation of the mode selective coupler
Fig. 3. Experimental characterization of MWCNTs
Fig. 4. P-scan device and results
Fig. 5. Device diagram of passive Q-switched cylindrical vector beam fiber laser based on few mode fiber
Fig. 6. Pulse characteristics of fiber laser
Fig. 7. Output power and signal-to-noise ratio of fiber laser
Fig. 8. Pattern of angularly polarized and radially polarized beam
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