• Infrared and Laser Engineering
  • Vol. 50, Issue 11, 20210052 (2021)
Xuehai Zhang1、2, Heli Wei2, Jinlong Duan1, Weidong Li1, Shuguang Zou1, and Congming Dai2、3、*
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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    DOI: 10.3788/IRLA20210052 Cite this Article
    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 Copy Citation Text show less
    TEM images of the coated mineral dust particles[15]
    Fig. 1. TEM images of the coated mineral dust particles[15]
    Core-shell model for mineral dust and sulfate aerosol
    Fig. 2. Core-shell model for mineral dust and sulfate aerosol
    Single scattering parameters of single dust-sulfate particles vs effective radius
    Fig. 3. Single scattering parameters of single dust-sulfate particles vs effective radius
    Single scattering parameters of two dust-sulfate particles vs mixing ratio
    Fig. 4. 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
    Fig. 5. 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
    Fig. 6. 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
    Fig. 7. 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
    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
    Table 1. Complex refractive indices of dust and sulfate aerosol at the four selected wavelengths[9]
    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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