Chinese Optics Letters, Volume. 16, Issue 10, 100604(2018)
All-fiber linear polarization and orbital angular momentum modes amplifier based on few-mode erbium-doped fiber and long period fiber grating
Figures & Tables(8)
Fig. 1. Refractive index distribution and cross-section of the FM-EDF.
Fig. 3. Different modes beam in an FM-EDF: (a)
Fig. 4. Schematic diagram of the all-fiber LP mode amplification system.
Fig. 5. On-off gain spectra of the FM-EDF with different pump powers.
Fig. 6. Schematic diagram of an all-fiber OAM amplification system.
Fig. 7. Variation of the first-order OAM transverse mode field intensity with different pump powers.
Fig. 8. Relationship between the transverse mode field intensity of the first-order OAM and pump power.
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Jianfei Xing, Jianxiang Wen, Jie Wang, Fufei Pang, Zhenyi Chen, Yunqi Liu, Tingyun Wang, "All-fiber linear polarization and orbital angular momentum modes amplifier based on few-mode erbium-doped fiber and long period fiber grating," Chin. Opt. Lett. 16, 100604 (2018)
Paper Information
Category: Fiber Optics and Optical Communications
Received: May. 10, 2018
Accepted: Aug. 31, 2018
Published Online: Oct. 12, 2018
The Author Email: Jianxiang Wen (wenjx@shu.edu.cn), Tingyun Wang (tywang@shu.edu.cn)
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