Zhengyi Liu, Xianlin Ye, Song Zhang, Xingbin Wei, Huaijin Ren, Weimin Wang. Development of 2.94 μm room temperature CW Er:YAG laser technology[J]. High Power Laser and Particle Beams, 2023, 35(7): 071007
- High Power Laser and Particle Beams
- Vol. 35, Issue 7, 071007 (2023)
Fig. 1. Experimental setup of Er:YAG laser
Fig. 2. Temperature distribution of the front surface of the crystal
Fig. 3. Temperature distribution curves of bonded/non-bonded crystal
Fig. 4. Simulated temperature distribution profile
Fig. 5. Pump light absorption and temperature distribution curves
Fig. 6. Output power and beam quality
Fig. 7. Spectra at different output power
Fig. 8. Stark energy level distribution
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Table 1. Pump wavelength with different cooling temperature
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