Yuqian Zu, Cheng Zhang, Yongjing Wu, Jingjing Liu, Jie Liu, Yonggang Wang. Graphene oxide for diode-pumped Tm:YLF passively Q -switched laser at 2 μm[J]. Chinese Optics Letters, 2018, 16(2): 020013
- Chinese Optics Letters
- Vol. 16, Issue 2, 020013 (2018)
Fig. 1. Nonlinear transmission of the GO saturable absorber.
Fig. 2. Schematic of the Tm:YLF laser passively Q -switched with GO as a saturable absorber.
Fig. 3. Average output power as a function of absorbed pump power for CW and the inset shows the output spectrum of CW.
Fig. 4. Average output power of the GO Q -switched Tm:YLF laser. Inset (a) describes the output fluctuation versus time, and inset (b) displays the laser emission spectrum.
Fig. 5. (a) Pulse duration and repetition rate versus absorbed pump power; (b) single pulse energy and peak power versus absorbed pump power.
Fig. 6. (a) Q -switched pulse trains under absorbed pump powers of 2.957, 4.815, and 7.830 W; (b) a typical pulse profile of the Q -switched laser in different time scales and the inset displays the 2D and 3D images of the far-field intensity distribution for the Q -switched laser.
Set citation alerts for the article
Please enter your email address
© Copyright 2018-2021 | Chinese Laser Press. All Rights Reserved 沪ICP备15018463号-20