Chengzhu SHEN, Miao HU, Mengmeng XU, Haozheng LI, Huan SONG. Passively Q-switched Dual-wavelength Laser Based on Nd∶GdVO4 Crystal[J]. Acta Photonica Sinica, 2023, 52(4): 0414003
- Acta Photonica Sinica
- Vol. 52, Issue 4, 0414003 (2023)
Fig. 1. The threshold invert population versus output reflectivity
Fig. 2. Under the condition of R1=0.60，R2=0.95，the dual-wavelength pulses time characteristics with different pump rates
Fig. 3. Under the condition of type-Ⅲ，the pump rate and pulse repeat frequency versus output reflectivity
Fig. 4. Experimental setup of dual-wavelength orthogonally polarized passively Q-switched laser based on Nd∶GdVO4 crystal
Fig. 5. The stimulated emission cross-section spectra of the Nd∶GdVO4 crystal with 20 ℃
Fig. 6. The output time characteristic of Nd∶GdVO4 laser with different pump powers and the optical spectra for Nd∶GdVO4 laser at a pump power of 5.51 W
Fig. 7. The laser beam qualities of the π-polarized and σ-polarized laser with the pump power of 5.51 W
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Table 1. Value of simulation parameters
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