jie Hou, Haixu Jia, Sula Baiya. 355 nm all-solid state ultraviolet laser with high stability end-pumped by 915 nm laser diode[J]. Laser & Optoelectronics Progress, 2021, 58(19): 1914003
- Laser & Optoelectronics Progress
- Vol. 58, Issue 19, 1914003 (2021)
Fig. 1. Schematic diagram of infrared laser experiment
Fig. 2. Schematic diagram of ultraviolet laser experiment
Fig. 3. Absorption efficiency of Nd∶YVO4 crystal to pump light at wavelength of 915 nm
Fig. 4. Comparison of infrared laser with different pump wavelengths
Fig. 5. Characteristics of Nd∶YVO4 crystal. (a) Absorption spectrum of Nd∶YVO4 crystal at room temperature[18]; (b) schematic diagram of energy level transition in Nd∶YVO4 crystal[13]
Fig. 6. Variation of output power with input power
Fig. 7. Output pulse shape of ultraviolet laser with center wavelength of 355 nm
Fig. 8. Output laser spot of ultraviolet laser with center wavelength of 355 nm
Fig. 9. Power stability test of ultraviolet laser with center wavelength of 355 nm within 6 hours
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