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Laser & Optoelectronics Progress, Volume. 62, Issue 9, 0926001(2025)

Propagation and Dynamical Characteristics of Flat-Topped Vortex Beams Under Different Polarization States

Yuanbo Wang1, Miaojun Guo1, and Qichang Jiang2、*
Author Affiliations
  • 1Shanxi Center of Technology Innovation for Light Manipulations and Applications, School of Applied Science, Taiyuan University of Science and Technology, Taiyuan 030024, Shanxi , China
  • 2Department of Physical and Electronic Engineering, Yuncheng University, Yuncheng 044000, Shanxi , China
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    Figures & Tables(5)
    Intensity distribution of flat-topped vortex beams in the source plane under different topological charge and beam orders. (a) m=1, N=1; (b) m=5, N=1; (c) m=8, N=1; (d) m=1, N=5; (e) m=1, N=8

    Fig. 1. Intensity distribution of flat-topped vortex beams in the source plane under different topological charge and beam orders. (a) m=1, N=1; (b) m=5, N=1; (c) m=8, N=1; (d) m=1, N=5; (e) m=1, N=8

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    Profile of flat-topped vortex beams propagating in free space under different topological charges. (a) m=2; (b) m=1; (c) m=0; (d) m=-1; (e) m=-2

    Fig. 2. Profile of flat-topped vortex beams propagating in free space under different topological charges. (a) m=2; (b) m=1; (c) m=0; (d) m=-1; (e) m=-2

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    Energy and energy flux density distributions of flat-topped vortex beams transmitted in free space to z=zR distance under different polarization states and topological charges. (a1)‒(a5) RCP； (b1)‒(b5) LCP； (c1)‒(c5) AP； (d1)‒(d5) RP

    Fig. 3. Energy and energy flux density distributions of flat-topped vortex beams transmitted in free space to z=zR distance under different polarization states and topological charges. (a1)‒(a5) RCP； (b1)‒(b5) LCP； (c1)‒(c5) AP； (d1)‒(d5) RP

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    Longitudinal SAM density distribution of flat-topped vortex beams transmitted in free space to z=zR distance under different polarization states and topological charges. （a1）‒（a5） RCP; （b1）‒（b5） LCP; （c1）‒（c5） AP; （d1）‒（d5） RP

    Fig. 4. Longitudinal SAM density distribution of flat-topped vortex beams transmitted in free space to z=zR distance under different polarization states and topological charges. （a1）‒（a5） RCP; （b1）‒（b5） LCP; （c1）‒（c5） AP; （d1）‒（d5） RP

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    OAM and momentum density distributions of flat-topped vortex beams transmitted in free space to z=zR distance under different topological charges. (a1)‒(a5) Transverse OAM density distribution; (b1)‒(b5) longitudinal OAM density distribution; (c1)‒(c5) transverse momentum density distribution; (d1)‒(d5) longitudinal momentum density distribution

    Fig. 5. OAM and momentum density distributions of flat-topped vortex beams transmitted in free space to z=zR distance under different topological charges. (a1)‒(a5) Transverse OAM density distribution; (b1)‒(b5) longitudinal OAM density distribution; (c1)‒(c5) transverse momentum density distribution; (d1)‒(d5) longitudinal momentum density distribution

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    Yuanbo Wang, Miaojun Guo, Qichang Jiang. Propagation and Dynamical Characteristics of Flat-Topped Vortex Beams Under Different Polarization States[J]. Laser & Optoelectronics Progress, 2025, 62(9): 0926001

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    Paper Information

    Category: Physical Optics

    Received: Aug. 5, 2024

    Accepted: Sep. 24, 2024

    Published Online: May. 9, 2025

    The Author Email: Qichang Jiang (jiangsir009@163.com)

    DOI:10.3788/LOP241802

    CSTR:32186.14.LOP241802

    Topics

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