Chinese Journal of Lasers, Volume. 44, Issue 8, 801011(2017)
Soliton Bundles and High-Order Harmonic Mode-Locked in Tm-Doped Fiber Laser
A section of graphene film is transferred on the tapered fiber and the light interacts with graphene by the evanescent field so as to generate the mode-locked pulse. When the pump power is transferred to the threshold of 230 mW, the self-staring mode-locked pulse can be realized. Fixing the pump power at 300 mW, soliton bundles with controlled 2-6 sub-pulses are generated by adjusting the polarization controller. Fixing the pump power at 450 mW, different order harmonic mode-locked pulses can be achieved by adjusting the polarization controller. The highest order of harmonic mode-locked pulse is 117, and the corresponding pulse repetition frequency is 2.412 GHz.
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Wang Guangdou, Yang Guang, Liu Yange, Wang Zhi. Soliton Bundles and High-Order Harmonic Mode-Locked in Tm-Doped Fiber Laser[J]. Chinese Journal of Lasers, 2017, 44(8): 801011
Category: laser devices and laser physics
Received: Mar. 10, 2017
Accepted: --
Published Online: Sep. 13, 2017
The Author Email: Guangdou Wang (wgdnku@163.com)