Infrared and Laser Engineering, Volume. 52, Issue 8, 20230403(2023)
Research progress of high-frequency and high-energy solid state lasers at 1.6 µm (invited)
Figures & Tables(17)
![Blue line: Atmospheric transmittance; Red line: Maximum permissible exposure [2]](/Images/icon/loading.gif){kind=icon}
Fig. 1. Blue line: Atmospheric transmittance; Red line: Maximum permissible exposure [2]
Fig. 3. Transmission spectral range of diamond crystals (uncoated)[44]
Fig. 4. Schematic diagram of the high-power diamond Raman laser[45]
Fig. 8. Transmission rate of laser in KTA and KTP crystals at different wavelengths
Fig. 10. Diagram of high conversion efficiency OPO optical path[66]
Fig. 12. Diagram of the wavelength-tunable OPO experimental setup[69]
Fig. 13. Diagram of the high-energy KTA-OPO experimental setup at 100 Hz[70]
Fig. 14. Schematic diagram of the experimental setup of KTA-OPO system[73]
Table 1. Example of obtaining a laser in the band near 1.6 µm using Er3+doped crystal as the gain medium
View tableView in ArticleTable 1. Example of obtaining a laser in the band near 1.6 µm using Er3+doped crystal as the gain medium
Center wavelength/µm Single-pulse energy/mJ Pulse width/ns Frequency/Hz M2x，M2y Energy stability Linewidth/MHz Year 1.64 120 100 30 2, 2.5 - - 2014[ 23 ]1.645 2.9 160 100 - - - 2015[ 24 ]1.645 10.1 205 200 1.4, 1.34 1.5% 2.44 2018[ 25 ]1.645 20.3 110 200 1.27, 1.3 0.61% 4.59 2019[ 26 ]1.645 28.6 159 200 1.37, 1.09 2.1% 3.4 2020[ 27 ]1.645 22.75 223.1 200 1.16, 1.15 0.5% 2.46 2021[ 17 ]1.54 1.3 10 100 - 0.28% - 2023[ 28 ]
Table 2. Raman frequency shift, Raman linewidth, heat conductivity of conventional gain media
View tableView in ArticleTable 2. Raman frequency shift, Raman linewidth, heat conductivity of conventional gain media
Crystal Raman material Raman shift /cm−1 Raman linewidth /cm−1 Heat conductivity/W·m−1·K−1 Spectral transmission /μm Ba(NO3)2 1047 0.4 1.17 0.35-1.8 KGd(WO4)2 901 5.4 2.6 0.34-5.5 BaWO4 926 1.6 3.0 0.26-3.7 BaTeMo2O9 921 5.6 1.26 0.38-5.53 SrWO4 924.23 3.0 3.133 0.263-3.2 YVO4 890 3.0 5.2 0.4-5
Table 3. Relevant research progress of conventional gain dielectric Raman lasers
View tableView in ArticleTable 3. Relevant research progress of conventional gain dielectric Raman lasers
Crystal Raman material Pump light wavelength/µm Raman light wavelength/µm Output power/W Output laser frequency Light-light conversion efficiency Stokes order Linewidth/nm Year Ba(NO3)2 1.32 1.56 0.25 1 Hz 48% 1 - 1995[ 36 ]KGd(WO4)2 1.35 1.537 1.2×10−5 1 kHz 10% 1 20 2005[ 37 ]BaWO4 1.3 1.536 0.7 15 kHz 44% 1 - 2012[ 38 ]BaTeMo2O9 1.342 1.531 0.83 25 kHz 7.7% 1 0.06 2013[ 39 ]SrWO4 1.444 1.664 1.16 10 kHz 4.2% 1 - 2016[ 40 ]Ba(NO3)2 1.319 1.53 5 50 Hz - 1 - 2016[ 41 ]Nd:YVO4 1.342 1.524 0.685 - 4.8% 1 0.3 2021[ 42 ]
Tools
Get Citation
Copy Citation Text
Pengfei Li, Fei Zhang, Kai Li, Chen Cao, Yan Li, Jiachao Zhang, Bingzheng Yan, Zhenxu Bai, Yu Yu, Zhiwei Lv, Yulei Wang. Research progress of high-frequency and high-energy solid state lasers at 1.6 µm (invited)[J]. Infrared and Laser Engineering, 2023, 52(8): 20230403
Paper Information
Category:
Received: May. 8, 2023
Accepted: --
Published Online: Oct. 19, 2023
The Author Email:
© Copyright 2018-2021 | Chinese Laser Press.
All Rights Reserved 沪ICP备15018463号-20