Infrared and Laser Engineering, Volume. 50, Issue 9, 20210380(2021)

Equal spacing control of particle via cycloidal beam (Invited)

Liuhao Zhu1, Xueyun Qin1, Yuping Tai3, and Xinzhong Li1,2
Author Affiliations
  • 1School of Physics and Engineering, Henan University of Science and Technology, Luoyang 471023, China
  • 2State Key Laboratory of Transient Optics and Photonics, Xi’an Institute of Optics and Precision Mechanics of CAS, Xi’an 710119, China
  • 3School of Chemical Engineering and Pharmaceutics, Henan University of Science and Technology, Luoyang 471023, China
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    Figures & Tables(5)
    Normalized light intensity and phase that the peak control parameter m and the curvature control parameter n are different. (a1)-(a3) are the light intensity distribution diagram when m=2 and n=0.25-0.75 respectively; (b1)-(b3) is the corresponding phase distribution diagram; (c1)-(c3) is the light intensity distribution when m=3 and n=0-0.75; (d1)-(d3) is the corresponding phase distribution diagram; (e1)-(e3) is the light intensity distribution when m=4-6 and n=0.5; (f1)-(f3) is the corresponding phase distribution diagram
    Normalized light intensity, gradient force and OAM when the peak control parameter m=2 and the curvature control parameter n=0-0.75. (a1)-(a4) are the light intensity distribution diagram when m=2 and n=0-0.75 respectively; (b1)-(b4) is an enlarged version of the gradient force distribution map corresponding to the white dashed frame region in (a1)-(a4); (c1)-(c4) enlarged view of the corresponding OAM density map in the area with the white dotted line
    Schematic of the experimental setup
    When the peak control parameter m=2 and the curvature control parameter n=0.02, the cycloid beam manipulates the particle to rotate
    When the peak control parameter m=2 and the curvature control parameter n=0.75, the cycloid beam simultaneously manipulates three yeast cells to rotate by adjusting the phase difference
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    Liuhao Zhu, Xueyun Qin, Yuping Tai, Xinzhong Li. Equal spacing control of particle via cycloidal beam (Invited)[J]. Infrared and Laser Engineering, 2021, 50(9): 20210380

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    Paper Information

    Category: Special issue-Manipulation on optical vortex and its sensing application

    Received: Jun. 7, 2021

    Accepted: --

    Published Online: Oct. 28, 2021

    The Author Email:

    DOI:10.3788/IRLA20210380

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