Actively Q-Switched Intracavity Nd∶YAG/m-LaVO4 Raman Laser

Bai Ruxue; Lin Haifeng; Zhang Lizhen; Chen Weidong; Lin Zhoubin; Zhang Ge

doi:10.3788/CJL201845.0901003

Chinese Journal of Lasers, Volume. 45, Issue 9, 901003(2018)

Actively Q-Switched Intracavity Nd∶YAG/m-LaVO4 Raman Laser

Bai Ruxue^1,2, Lin Haifeng¹, Zhang Lizhen¹, Chen Weidong¹, Lin Zhoubin¹, and Zhang Ge¹

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¹[in Chinese]

²[in Chinese]

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Fig. 1. Room temperature Raman spectrum ofm-LaVO4 crystal

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Fig. 2. Experimental configuration of actively Q-switched Nd∶YAG/m-LaVO4 Raman laser

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Fig. 3. Power scaling characteristic of actively Q-switched Nd∶YAG/m-LaVO4 Raman laser

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Fig. 4. First-Stokes laser spectrum of actively Q-switched Nd∶YAG/m-LaVO4 Raman laser

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Fig. 5. Temporal traces for firs-Stokes laser. (a) Temporal trace of single pulse; (b) pulse train with time span of 2 s

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Fig. 6. Results of beam quality factor (M2). (a) Fundamental beam; (b) first-Stokes beam

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Table 1. Steady-state Raman gain coefficients at room temperature pumping at 1 μm
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Table 1. Steady-state Raman gain coefficients at room temperature pumping at 1 μm
Crystal G_R at 1 μm /(cm·GW^-1) Ref.
t-YV $\begin{matrix} {O_{4}}^{[8]} \end{matrix}$ ≥4.5 [8]
t-GdV $\begin{matrix} {O_{4}}^{[8]} \end{matrix}$ ≥4.5 [8]
t-LuV $\begin{matrix} {O_{4}}^{[24]} \end{matrix}$ ≥3.2 [26]
m-LaV $\begin{matrix} {O_{4}}^{[23]} \end{matrix}$ ≥4.8 [23]

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Bai Ruxue, Lin Haifeng, Zhang Lizhen, Chen Weidong, Lin Zhoubin, Zhang Ge. Actively Q-Switched Intracavity Nd∶YAG/m-LaVO4 Raman Laser[J]. Chinese Journal of Lasers, 2018, 45(9): 901003

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