Long Tian, Qing-Wei Wang, Wen-Xiu Yao, Qing-Hui Li, Ya-Jun Wang, Yao-Hui Zheng. Experimental realization of high-efficiency blue light at 426 nm by external frequency doubling resonator [J]. Acta Physica Sinica, 2020, 69(4): 044201-1
- Acta Physica Sinica
- Vol. 69, Issue 4, 044201-1 (2020)
Fig. 1. Mode-matching efficiency as function of the input power. Solid line: after the optimization; Dashed line: before the optimization.
Fig. 2. Schematic of experimental setup.
Fig. 3. Normalized blue laser power as function of temperature tuning. The input fundamental power is 180, 280 and 370 mW, respectively.
Fig. 4. Conversion efficiency as a function of input power.
Fig. 5. The measured beam quality factors (M2 value) of the generated blue laser.
Fig. 6. Transmission intensity of scanning Fabry-Perot cavity (inset) and drift value of transmission peak within 10 mins.
Fig. 7. Measured power stability of blue laser.
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