Longhui Dai, Rui Liu, Faquan Gong, Xiang Li, Songwen Deng, Yong Jia, Yuqi Jin, Gang Li. Cavity-Dumped Nanosecond Thin-Disk Laser with High Average Power[J]. Chinese Journal of Lasers, 2021, 48(13): 1301002
- Chinese Journal of Lasers
- Vol. 48, Issue 13, 1301002 (2021)
Fig. 1. Schematic of thin-disk laser with 24 pump beam passes
Fig. 2. Absorption efficiency of thin-disk crystal versus number of multi-pass
Fig. 3. Energy level structure of Yb∶YAG
Fig. 4. Output power versus transmittance of output coupler
Fig. 5. Threshold pump power versus transmittance of output coupler
Fig. 6. Intracavity photon density versus time
Fig. 7. Photograph of 24-pass pump module
Fig. 8. Pump spot on the thin-disk Yb∶YAG crystal
Fig. 9. Experimental setup of continuous-wave Z-type resonator
Fig. 10. Experimental setup of cavity-dumped Yb∶YAG thin-disk laser
Fig. 11. Output power of continuous-wave and optical-optical efficiency versus incident pump power
Fig. 12. Beam quality and spot diagram at continuous-wave output
Fig. 13. Average output power of cavity-dumped thin-disk laser at 100 kHz versus pump power
Fig. 14. Temporal pulse train and pulse profile of cavity-dumped Yb∶YAG thin-disk laser. (a) Temporal pulse train at repetition rate of 100 kHz; (b) pulse profile with duration of 7.452 ns
Fig. 15. Beam quality and intensity distribution of output pulse versus pump power
Fig. 16. Three-dimensional graph of intensity distribution of output pulse
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