Taijin Wang, Jiang Wang, Yonggang Wang, Xiguang Yang, Sicong Liu, Ruidong Lü, Zhendong Chen. High-power passively Q -switched Nd:GdVO4 laser with a reflective graphene oxide saturable absorber[J]. Chinese Optics Letters, 2019, 17(2): 020009
- Chinese Optics Letters
- Vol. 17, Issue 2, 020009 (2019)
Fig. 1. (a) GO solution, (b) the reflective GO SA, and (c) the LB system.
Fig. 2. (a) The scanning electron microscope image of the GO LB films, (b) the atomic force microscope image of the GO films, (c) the thickness of GO films, and (d) the Raman spectrum of the GO LB films.
Fig. 3. Linear optical reflectivity curve of the reflective GO SA.
Fig. 4. Schematic diagram of experiment setup of nonlinear optical absorption measurement.
Fig. 5. Nonlinear optical reflectivity of the reflective GO SA.
Fig. 6. Schematic setup of the passively Q
Fig. 7. Average output power of CW and QW versus the pump power.
Fig. 8. Evolutions of the pulse repetition rate and the pulse duration with pump power.
Fig. 9. Pulse trains of Q
Fig. 10. Single pulse under the pump power of 10.90 W.
Fig. 11. QW spectrum.
Fig. 12. Evolutions of the single pulse energy and the pulse peak power with the pump power.
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