Acta Photonica Sinica, Volume. 52, Issue 5, 0552209(2023)

Atmospheric Effects of Star Imaging(I):Sky Polarization

Zhiwei TAO1,2,3, Congming DAI1,3、*, Pengfei WU1,3, Yichong REN4, Haiping MEI1,3, Wenqing XU1,3, Gang XU1,3, Jie TONG1,3,5, Yunsong FENG2, Ruizhong RAO1,3, and Heli WEI1,3
Author Affiliations
  • 1Key Laboratory of Atmospheric Optics, Anhui Institute of Optics and Fine Mechanics, Hefei Institutes of Physical Science, Chinese Academy of Sciences, Hefei 230031, China
  • 2Infrared and Low Temperature Plasma Key Laboratory of Anhui Province, Electronic Countermeasure College, National University of Defense Technology, Hefei 230037, China
  • 3Advanced Laser Technology Anhui Laboratory, Hefei 230037, China
  • 4School of Physics, Hefei University of Technology, Hefei 230601, China
  • 5Science Island Branch, Graduate School of University of Science and Technology of China, Hefei 230026, China
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    Figures & Tables(25)
    Temperature profile of Malan region and the U.S. standard atmosphere
    Aerosol extinction profile in Malan region on November 27,2015(measured by lidar)
    Variation of the elements of the scattering phase matrix with scattering angle under different wavelengths in the lowest atmospheric layer
    Flow chart for solving sky polarization distribution characteristics based on the doubling and adding method
    Variation of spectral radiant flux density with wavelength under AM1.5 standard
    Observation geometry of star sensor
    Distribution of sky irradiance(I component)at a solar zenith angle of 45∘
    Distribution of sky Q component at a solar zenith angle of 45∘
    Distribution of sky U component at a solar zenith angle of 45∘
    Distribution of sky polarization at solar zenith angle of 0∘
    Distribution of sky polarization at solar zenith angle of 15∘
    Distribution of sky polarization at solar zenith angle of 30∘
    Distribution of sky polarization at solar zenith angle of 45∘
    Distribution of sky polarization at solar zenith angle of 60∘
    Distribution of sky polarization at solar zenith angle of 75∘
    Variation of polarization with observation angle for different observation altitudes at 0.55 μm
    Variation of polarization with observation angle for different observation altitudes at 0.9 μm
    Variation of polarization with observation angle for different observation altitudes at 1.65 μm
    Variation of polarization with observation angle for different solar zenith angles at a wavelength of 1.65 μm and an azimuth of 0°
    Variation of polarization with observation angle for different solar zenith angles at a wavelength of 1.65 μm and an azimuth of 180°
    Variation of polarization with observation angle at different wavelengths for a solar zenith angle of 15°
    Variation of polarization with observation angle at different wavelengths for a solar zenith angle of 45°
    Variation of polarization with observation angle at different wavelengths for a solar zenith angle of 75°
    • Table 1. The relationship between the wavelength and the spectral radiant flux density used in this calculation

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      Table 1. The relationship between the wavelength and the spectral radiant flux density used in this calculation

      Wavelength/μmSolar radiant flux density/(Wm-2μm-1
      0.551561.5
      0.9748.5
      1746.5
      1.1412.6
      1.2423.6
      1.3413.1
      1.5182.1
      1.65234.8
    • Table 2. Fixed parameters used in this calculation

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      Table 2. Fixed parameters used in this calculation

      Parameter typeInput value
      Number of quadrature directions8
      Order of azimuth expansion8
      Type of quadratureGaussian type
      Delta-M scalingNo
      Radiation typeSolar radiation
      Surface temperature273.9 K
      Surface typeLambertian surface
      Surface albedo0.25
      Sky temperature0 K
      Number of output azimuths37
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    Zhiwei TAO, Congming DAI, Pengfei WU, Yichong REN, Haiping MEI, Wenqing XU, Gang XU, Jie TONG, Yunsong FENG, Ruizhong RAO, Heli WEI. Atmospheric Effects of Star Imaging(I):Sky Polarization[J]. Acta Photonica Sinica, 2023, 52(5): 0552209

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    Paper Information

    Category: Special Issue for Advanced Science and Technology of Astronomical Optics

    Received: Mar. 1, 2023

    Accepted: Apr. 19, 2023

    Published Online: Jul. 19, 2023

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

    DOI:10.3788/gzxb20235205.0552209

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