Infrared and Laser Engineering, Volume. 50, Issue 6, 20211035(2021)

Simulation of polarization profiles of water measured by oceanographic lidar

Ke Li1, Bingyi Liu1,2, Qian Yang3, Junwu Tang2, and Songhua Wu1,2
Author Affiliations
  • 1Faulty of Information Science and Engineering, Ocean University of China, Qingdao 266100, China
  • 2Laboratory for Regional Oceanography and Numerical Modeling, Qingdao National Laboratory for Marine Science and Technology, Qingdao 266237, China
  • 3Institute of Oceanographic Instrumentation, Qilu University of Technology (Shandong Academy of Sciences), Qingdao 266071, China
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    Figures & Tables(11)
    Relationship between s12, s22, s33 and particle scattering angle
    Flowchart of polarization Monte Carlo simulation
    Geometric diagram of the meridian and scattering planes
    (a) Profile of chlorophyll-a concentration in low, medium and high scattering layer; (b) Absorption coefficient a profile; (c) Scattering coefficient b profile
    Simulated shipborne oceanographic lidar return signals in (a) low, (b) medium and (c) high scattering layer
    Depolarization ratio profiles from shipborne oceanographic lidar return signals in (a) low, (b) medium and (c) high scattering layer
    Single scattering ratio profiles of simulated shipborne oceanographic lidar return signals in (a) low, (b) medium and (c) high scattering layer
    Relationship between relative errors of depolarization ratio and single scattering ratios
    Relationship between single scattering ratio and field of view (a) above, (b) in and (c) below the scattering layer
    Relationship between relative errors of depolarization ratio and field of view (a) above, (b) in and (c) below the scattering layer
    • Table 1. Parameters for simulation of shipborne oceanographic lidar

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      Table 1. Parameters for simulation of shipborne oceanographic lidar

      ParametersValue
      Laser wavelength/nm532
      Telescope diameter/m0.3
      Field of view/mrad10, 20, 50, 100, 200, 500, 1000
      Platform height/m5
      Phase functionPetzold
      Transmission photon counts107
      Maximum scattering times20
      Profile resolution/m0.1
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    Ke Li, Bingyi Liu, Qian Yang, Junwu Tang, Songhua Wu. Simulation of polarization profiles of water measured by oceanographic lidar[J]. Infrared and Laser Engineering, 2021, 50(6): 20211035

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    Paper Information

    Category: Special issue-Ocean lidar remote sensing $ Algorithm

    Received: May. 6, 2021

    Accepted: --

    Published Online: Aug. 19, 2021

    The Author Email:

    DOI:10.3788/IRLA20211035

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