Liaolin Zhang, Siyu Zhu, Jianan Huang, Jia Liu, Jianhui Huang, Weixiong You. Research Progress on Blue LD-Pumped Rare Earths Doped Visible Fiber Lasers[J]. Laser & Optoelectronics Progress, 2022, 59(15): 1516016
- Laser & Optoelectronics Progress
- Vol. 59, Issue 15, 1516016 (2022)
![Structure diagram of Pr3+ energy level[13]](/richHtml/lop/2022/59/15/1516016/img_01.jpg)
Fig. 1. Structure diagram of Pr3+ energy level[13]
![Schematic diagram of the laser experimental setup[15]](/richHtml/lop/2022/59/15/1516016/img_02.jpg)
Fig. 2. Schematic diagram of the laser experimental setup[15]
![Schematic diagram of welding of ZBLAN fiber. (a) Schematic diagram of welding; (b) micrograph of welding point[18]](/Images/icon/loading.gif){kind=icon}
Fig. 3. Schematic diagram of welding of ZBLAN fiber. (a) Schematic diagram of welding; (b) micrograph of welding point[18]
Fig. 4. Experimental setup of Q-switched pulsed laser oscillation[31]
Fig. 5. Schematic diagram of Tb3+energy level[33]
Fig. 6. Output characteristics and spectrum of Tb3+∶fluoride fiber laser[37]
Fig. 7. Schematic diagram of pumping of Tb3+ doped fluoride fiber [10]
Fig. 8. Schematic diagram of Dy3+energy level[13]
Fig. 9. Performance of Dy∶ZBLAN fiber. (a) Slope efficiency; (b) laser spectrum; (c) intensity distribution; (d) curve of laser center wavelength versus pump power and output power versus time[43]
Fig. 10. Schematic diagram of the Ho3+ energy level[33]
Fig. 11. Tunable laser output spectrum of Ho3+ doped ZBLAN fiber laser[50]
Fig. 12. Schematic diagram of 532 nm green light pumping Ho3+ to realize 750 nm laser energy level[53]
Fig. 13. Performance of Ho3+ doped ZBLAN fiber pumped by 532 nm laser. (a) Output power; (b) laser spectrum; (c) intensity distribution of laser spot; (d) variation curve of laser output power with time[53]
Fig. 14. Variation curve of 319 nm laser output power with InGaN-LD injection power[62]
Fig. 15. Schematic diagram of the frequency-doubling deep-ultraviolet laser device[63]
Fig. 16. Performance of frequency-doubled deep-ultraviolet laser. (a) Spectrum; (b) output power and slope efficiency[63]
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