• Chinese Optics Letters
  • Vol. 5, Issue 7, 379 (2007)
Lianzhou Rao1、2 and Jixiong Pu1、2、*
Author Affiliations
  • 1Department of Electronic Science and Technology, Huaqiao University, Quanzhou 362021
  • 2Department of Physics and Electromechanical Engineering, Sanming University, Sanming 365004
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    Lianzhou Rao, Jixiong Pu. Generation of partially coherent vortex bottle beams[J]. Chinese Optics Letters, 2007, 5(7): 379 Copy Citation Text show less

    Abstract

    Intensity distribution of the partially coherent Bessel vortex beams focused by an aperture lens is investigated. It is found that the intensity distribution in the neighborhood of the geometrical focus is not only dependent on the topological charge and the radial frequency of the incident partially coherent Bessel vortex beam, but also on its coherence length. Based on this, the desired partially coherent vortex bottle beams can be obtained by choosing appropriate values of parameters. Because such bottle beams possess characteristics of low coherence and vortex, it may be used in microscopic particles guiding, trapping, and inducing rotation.
    Lianzhou Rao, Jixiong Pu. Generation of partially coherent vortex bottle beams[J]. Chinese Optics Letters, 2007, 5(7): 379
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