Acta Physica Sinica, Volume. 69, Issue 18, 184218-1(2020)
Fig. 1. Schematic configuration of mode-locked all-fiber laser based on CNT-PVA film.
Fig. 2. Polarization precessing VDS: (a) Typical dissipative optical spectrum; (b) pulse trains measured by oscilloscope; (c) signal noise ratio at fundamental frequency where the inset shows radio-frequency spectrum over 3 GHz; (d) polarization evolution trace shown on Poincare sphere; (e) power of two orthogonal polarization states; (f) DOP and phase difference.
Fig. 3. Dynamic adjustment of polarization attractor under the pump power of 160 mW: (a) Change of polarization by adjusting PC in one direction; (b) change of optical spectrum; (c) change of DOP.
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Chang Zhao, Qian-Qian Huang, Zi-Nan Huang, Li-Long Dai, Sergey Sergeyev, Aleksey Rozhin, Cheng-Bo Mou.
Received: Aug. 10, 2020
Accepted: --
Published Online: Jan. 5, 2021
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