Hong Lei, Qi Liu, Yu Wang, Yongling Hui, Zhanda Zhu, Qiang Li. Passively Q-Switched Pulse Laser with Large Core Size Crystal Waveguide Near Diffraction-Limit Beam Quality Output[J]. Acta Optica Sinica, 2021, 41(12): 1214001
- Acta Optica Sinica
- Vol. 41, Issue 12, 1214001 (2021)
Fig. 1. Crystal waveguide. (a) Cross-section structure of crystal waveguide; (b) micrograph of crystal waveguide core layer
Fig. 2. Schematic of passively Q-switched experimental setup
Fig. 3. Photo of experimental setup
Fig. 4. Output power of continuous wave and passively Q-switched
Fig. 5. Output power at different transmission rates
Fig. 6. Measurement results. (a) Passively Q-switched pulse sequence; (b) passively Q-switched pulse profile
Fig. 7. Beam quality fitting curve of passively Q-switched
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Table 1. Comparison of refractive index matching core layer thickness and conventional core layer thickness
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