Laser & Optoelectronics Progress, Volume. 56, Issue 6, 061401(2019)
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Figures & Tables(8)
Fig. 1. Schematic of laser and gain media. (a) Schematic of composite Nd∶YAG/Cr∶YAG monolithic laser; (b) Nd∶YAG gain media bounded with Cr∶YAG saturable absorber
Fig. 2. Total output pulse energy and conversion efficiency versus pump pulse energy
Fig. 3. Output parameters of composite Nd∶YAG/Cr∶YAG monolithic laser versus pump pulse energy. (a) Single output pulse energy and pulse width; (b) output pulse number and peak power
Fig. 4. Pulse trains of composite Nd∶YAG/Cr∶YAG monolithic laser under different pump laser durations. (a) 0.9 ms; (b) 1.3 ms; (c) 1.7 ms
Fig. 6. Curves of photon density and population inversion density calculated by model. (a) Photon density versus population inversion density; (b) population inversion density versus time; (c) photo density versus time; (d) particle density versus time
Fig. 7. Prototype of composite Nd∶YAG/Cr∶YAG monolithic laser. (a) Structural diagram; (b) physical map
Table 1. Parameters of composite Nd∶YAG/Cr∶YAG monolithic laser
View tableTable 1. Parameters of composite Nd∶YAG/Cr∶YAG monolithic laser
Parameter Value Parameter Value σ /cm22.35×10-19 L /cm0.8 σ sg /cm24.3×10-18 l g /mm4 σ se /cm28.2×10-19 l s /mm4 τ /μs210 R 0.5 τ s /μs3.4 T 00.3 γ 1 N 0 /cm-31.52×1020 n 1.82 A /mm20.283 hν /J1.87×10-19 δ L0.1 c /(m·s-1)3×108
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Xuheng Gao, Lizhi Wu. Passively
Paper Information
Category: Lasers and Laser Optics
Received: Sep. 27, 2018
Accepted: Oct. 17, 2018
Published Online: Jul. 30, 2019
The Author Email: Gao Xuheng (2277467689@qq.com), Wu Lizhi (wulizhi@njust.edu.cn)
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