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Acta Optica Sinica, Volume. 37, Issue 10, 1029002(2017)

Influence of Sub-Wavelength Spherical Particle Center Offset on Spectral Density Distribution of Scattered Evanescent Waves

Feinan Chen1, Jingjing Chen2、*, and Jun Qi3
Author Affiliations
  • 1 Key Laboratory of General Optical Calibration and Characterization Technology, Hefei Institutes of Physical Science, Chinese Academy of Sciences, Hefei, Anhui 230031, China
  • 2 School of Instrument Science and Opto-electronic Engineering, Hefei University of Technology, Hefei, Anhui 230009, China
  • 3 Institute of Applied Technology, Hefei Institutes of Physical Science, Chinese Academy of Sciences, Hefei, Anhui 230031, China
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    Schematic of distribution of spherical scattering body with center offset. (a) Particle with center offset; (b) scattering potential distribution in x direction for M=1; (c) scattering potential distribution in x direction for M=6

    Fig. 1. Schematic of distribution of spherical scattering body with center offset. (a) Particle with center offset; (b) scattering potential distribution in x direction for M=1; (c) scattering potential distribution in x direction for M=6

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    Influences of position offsets and boundary conditions of spherical scattering particles on spectral densities of evanescent waves with increase of propagation distance. (a) M=1, ρ=0; (b) M=5, ρ=0; (c) M=1, ρ=0.5σ; (d) M=5, ρ=0.5σ

    Fig. 2. Influences of position offsets and boundary conditions of spherical scattering particles on spectral densities of evanescent waves with increase of propagation distance. (a) M=1, ρ=0; (b) M=5, ρ=0; (c) M=1, ρ=0.5σ; (d) M=5, ρ=0.5σ

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    Influence of position offset of spherical particles on transverse spectral density distributions at different propagation distances when M=1. (a) z=0.1λ; (b) z=0.2λ; (c) z=0.3λ; (d) z=0.5λ

    Fig. 3. Influence of position offset of spherical particles on transverse spectral density distributions at different propagation distances when M=1. (a) z=0.1λ; (b) z=0.2λ; (c) z=0.3λ; (d) z=0.5λ

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    Influence of position offset of spherical particles on transverse spectral density distributions at different propagation distances when M=5. (a) z=0.1λ; (b) z=0.2λ; (c) z=0.3λ; (d) z=0.5λ

    Fig. 4. Influence of position offset of spherical particles on transverse spectral density distributions at different propagation distances when M=5. (a) z=0.1λ; (b) z=0.2λ; (c) z=0.3λ; (d) z=0.5λ

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    Feinan Chen, Jingjing Chen, Jun Qi. Influence of Sub-Wavelength Spherical Particle Center Offset on Spectral Density Distribution of Scattered Evanescent Waves[J]. Acta Optica Sinica, 2017, 37(10): 1029002

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    Paper Information

    Category: Scattering

    Received: Jan. 11, 2017

    Accepted: --

    Published Online: Sep. 7, 2018

    The Author Email: Jingjing Chen (jingjingchen@hfut.edu.cn)

    DOI:10.3788/AOS201737.1029002

    Topics

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