Zhenxu Bai, Xin Hao, Hao Zheng, Hui Chen, Yaoyao Qi, Jie Ding, Bingzheng Yan, Can Cui, Yulei Wang, Zhiwei Lv. Research progress of high-power free-space Raman amplification technology (invited)[J]. Infrared and Laser Engineering, 2023, 52(8): 20230337
- Infrared and Laser Engineering
- Vol. 52, Issue 8, 20230337 (2023)
Fig. 1. Approaches toward high-power lasing
Fig. 2. Schematic diagram of SRS energy level transition
Fig. 3. (a) Schematic diagram of FWM phase matching; (b) Energy level transition diagram of anti-Stokes Raman scattering
Fig. 4. Schematic diagram of beam cleaning device [81]
Fig. 5. Schematic diagram of CH4 gas double-pass Raman amplifier[90]
Fig. 6. Schematic diagram of Raman beam combination in CH4 gas[98]
Fig. 7. Schematic diagram of Raman beam combination in H2 gas [100]
Fig. 8. Schematic diagram of BaWO4 forward Raman amplifier[76]
Fig. 9. Schematic diagram of YVO4 non-collinear Raman amplifier[113]
Fig. 10. Schematic diagram of Raman beam combination in BaWO4[117]
Fig. 11. Schematic diagram of Raman beam combination in diamond[66]
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Table 1. Research progress of Raman amplifier in gas
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Table 2. Research progress of crystalline Raman amplifier
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