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Acta Optica Sinica, Volume. 39, Issue 10, 1001005(2019)

Propagation Characteristics of Laguerre-Gaussian Vortex Beams in Underwater Turbulence

Yanling Sun, Jiarui Zhang, and Zhenzhong Lu*
Author Affiliations
  • School of Physics and Optoelectronic Engineering, Xidian University, Xi′an, Shaanxi 710071, China
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    Interference patterns of vortex beams with different topological charges. (a) l=1; (b) l=10; (c) l=30

    Fig. 1. Interference patterns of vortex beams with different topological charges. (a) l=1; (b) l=10; (c) l=30

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    Displacements of interference fringes under different turbulence intensities. (a1) Static water, l=1; (a2) static water, l=10; (a3) static water, l=30; (b1) weak turbulence, l=1; (b2) weak turbulence, l=10; (b3) weak turbulence, l=30; (c1) strong turbulence, l=1; (c2) strong turbulence, l=10; (c3) strong turbulence, l=30

    Fig. 2. Displacements of interference fringes under different turbulence intensities. (a1) Static water, l=1; (a2) static water, l=10; (a3) static water, l=30; (b1) weak turbulence, l=1; (b2) weak turbulence, l=10; (b3) weak turbulence, l=30; (c1) strong turbulence, l=1; (c2) strong turbulence, l=10; (c3) strong turbulence, l=30

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    Light path of experimental setup

    Fig. 3. Light path of experimental setup

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    Interference fringes under different turbulence intensities. (a) Static water, α=0°; (b) weak turbulence, α=45°; (c) strong turbulence, α=90°

    Fig. 4. Interference fringes under different turbulence intensities. (a) Static water, α=0°; (b) weak turbulence, α=45°; (c) strong turbulence, α=90°

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    Gray-level difference in displacements of interference fringes. (a) Static water, α=0°; (b) strong turbulence, α=90°

    Fig. 5. Gray-level difference in displacements of interference fringes. (a) Static water, α=0°; (b) strong turbulence, α=90°

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    Influences of relative intensity of turbulence and topological charge on displacement of relative position of interference fringes

    Fig. 6. Influences of relative intensity of turbulence and topological charge on displacement of relative position of interference fringes

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    Yanling Sun, Jiarui Zhang, Zhenzhong Lu. Propagation Characteristics of Laguerre-Gaussian Vortex Beams in Underwater Turbulence[J]. Acta Optica Sinica, 2019, 39(10): 1001005

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    Paper Information

    Category: Atmospheric Optics and Oceanic Optics

    Received: May. 8, 2019

    Accepted: Jun. 21, 2019

    Published Online: Oct. 9, 2019

    The Author Email: Zhenzhong Lu (zzluxidian@126.com)

    DOI:10.3788/AOS201939.1001005

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology