Chinese Journal of Lasers, Volume. 47, Issue 12, 1201006(2020)
Generation of Square Pulses at Both Anomalous and Normal Dispersion Regimes in Passively Mode-Locked Erbium-Doped Fiber Laser
Figures & Tables(9)
Fig. 1. Experimental setup of a passively mode-locked Er-doped fiber laser based on NOLM
Fig. 4. Measured temporal duration and single pulse energy of square pulse at anomalous dispersion regime change with pump power
Fig. 5. Square pulse at anomalous dispersion regime under the pump power of 481.2mW. (a) Single pulse profile; (b) pulse train; (c) RF spectrum; (d) optical spectrum
Fig. 7. Measured temporal duration and single pulse energy of square pulse at normal dispersion regime change with pump power
Fig. 8. Square pulse at normal dispersion regime under the pump power of 481.2mW. (a) Single pulse profile; (b) pulse train; (c) RF spectrum; (d) optical spectrum
Table 1. Length and dispersion of optical fibers utilized in the experiment
View tableTable 1. Length and dispersion of optical fibers utilized in the experiment
Optical fiber Length /m β2 /(ps2·km-1) GDD /ps2 SMF 20 -24.85 -0.4970 EDF 3 16.08 0.0482 HNLF 120 -2.42 -0.2904 DCF 7 452.47 3.1673
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Xu Zhen, Jia Dongfang, Li Zihao, Sun Xu, Ge Chunfeng, Wang Zhaoying, Yang Tianxin, Cao Xiaodong. Generation of Square Pulses at Both Anomalous and Normal Dispersion Regimes in Passively Mode-Locked Erbium-Doped Fiber Laser[J]. Chinese Journal of Lasers, 2020, 47(12): 1201006
Paper Information
Category: laser devices and laser physics
Received: Jun. 15, 2020
Accepted: --
Published Online: Nov. 17, 2020
The Author Email: Dongfang Jia (jiadf@tju.edu.cn)
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