High Power Laser and Particle Beams, Volume. 35, Issue 3, 031003(2023)
Research on multi-pass amplification characteristics of Yb:CNGG active mirror
Figures & Tables(7)
Fig. 2. Single gain multiples of crystals at different thicknesses and doping concentrations
Fig. 3. Schematic diagram of the two-pass laser amplification system
Fig. 4. Theoretical curves and experimental results of gain multiple changing with pump power density
Fig. 5. Schematic diagram of the multi-pass laser amplification system
Fig. 6. Relationship between output energy and input energy of multi-pass amplifier when Yb:CNGG or Yb: YAG is used as a gain medium
Table 1. Comparison of common parameters of Yb:CNGG, Yb:YAG and Nd: Glass (LHG-5)
View tableView in ArticleTable 1. Comparison of common parameters of Yb:CNGG, Yb:YAG and Nd: Glass (LHG-5)
crystal absorption wavelength/nm absorption cross section/(10−20 cm2) emission wavelength/nm emission cross section/(10−20 cm2) fluorescence lifetime/ms thermal conductivity/ (W·m−1·K−1) Yb:CNGG 941 1.6 1028 2.4 0.79 4.7 Yb:YAG 941 0.76 1030 2.03 0.95 10 Nd:Glass (LHG-5) 840 3.0 1054 4.1 0.29 1.19
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Zhe Wu, Xianghe Guan, Lailin Ji, Yilin Hua, Yanqi Gao, Zhan Sui, Huacai Chen. Research on multi-pass amplification characteristics of Yb:CNGG active mirror[J]. High Power Laser and Particle Beams, 2023, 35(3): 031003
Paper Information
Category: High Power Laser Physics and Technology
Received: Aug. 24, 2022
Accepted: Feb. 11, 2023
Published Online: Mar. 9, 2023
The Author Email: Guan Xianghe (guanxianghe@163.com), Chen Huacai (huacaichen@cjlu.edu.cn)
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