Mengfei Zhao, Cong Wang, Qianqian Hao, Zhengting Zou, Jie Liu, Xiuwei Fan, Liangbi Su, "High single-pulse energy passively Q-switched laser based on Yb,Gd:SrF2 crystal," Chin. Opt. Lett. 18, 101401 (2020)

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- Chinese Optics Letters
- Vol. 18, Issue 10, 101401 (2020)

Fig. 1. Absorption cross section and emission cross section of the crystal.

Fig. 2. Schematic setup of the LD pumped laser.

Fig. 3. CW output power and Q-switched average output power versus absorbed pump power.

Fig. 4. Pulse width and pulse repetition rate versus absorbed pump power.

Fig. 5. Q-switched pulse sequences measured at different time scales with OC transmittance of (a) and (b) .

Fig. 6. Single-pulse energy and peak power versus absorbed pump power.

Fig. 7. (a) Spectra of CW and Q-switched lasers ( ); (b) the beam quality of the Q-switched laser ( ); (c) the spatial beam profile of the Q-switched laser ( ).
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Table 1. Results of the Q-switched Laser ( )
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Table 2. Q-switched Laser Performance Comparisons of and Other -doping Crystals

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