Infrared and Laser Engineering, Volume. 50, Issue 11, 20210052(2021)

Study on the optical properties of sulfate coated dust aerosol particles during haze episodes

Xuehai Zhang1...2, Heli Wei2, Jinlong Duan1, Weidong Li1, Shuguang Zou1, and Congming Dai23,* |Show fewer author(s)
Author Affiliations
  • 1School of Information Science and Engineering, Henan University of Technology, Zhengzhou 450001, China
  • 2Key Laboratory of Atmospheric Optics, Anhui Institute of Optics and Fine Mechanics, Hefei Institute of Physical Science, Chinese Academy of Sciences, Hefei 230031, China
  • 3Advanced Laser Technology Laboratory of Anhui Province, Hefei 230037, China
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    Figures & Tables(8)
    TEM images of the coated mineral dust particles[15]
    Core-shell model for mineral dust and sulfate aerosol
    Single scattering parameters of single dust-sulfate particles vs effective radius
    Single scattering parameters of two dust-sulfate particles vs mixing ratio
    Scattering phase function of D-S model changing with scattering angle at the four selected wavelengths. (a) Reff=0.1 μm; (b) Reff=0.5 μm
    Backscattering phase function of D-S model changing with mixing ratio at the four selected wavelengths. (a) Reff=0.1 μm; (b) Reff=0.5 μm
    Forward scattering phase function of D-S model changing with mixing ratio and orientation ratio at the four selected wavelengths. (a) Reff=0.1 μm; (b) Reff=0.5 μm
    • Table 1. Complex refractive indices of dust and sulfate aerosol at the four selected wavelengths[9]

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      Table 1. Complex refractive indices of dust and sulfate aerosol at the four selected wavelengths[9]

      Wavelength/μmDustSulfate
      RealImaginaryRealImaginary
      0.441.5930.00461.4154.1957E-8
      0.6701.5530.000841.4045.56319E-8
      0.8701.5360.001441.401.21828E-6
      1.0201.5290.002131.3968.9583E-6
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    Xuehai Zhang, Heli Wei, Jinlong Duan, Weidong Li, Shuguang Zou, Congming Dai. Study on the optical properties of sulfate coated dust aerosol particles during haze episodes[J]. Infrared and Laser Engineering, 2021, 50(11): 20210052

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    Paper Information

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    Received: Jan. 24, 2021

    Accepted: --

    Published Online: Dec. 7, 2021

    The Author Email: Dai Congming (cmdai@aiofm.ac.cn)

    DOI:10.3788/IRLA20210052

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