Acta Optica Sinica, Volume. 40, Issue 9, 0901002(2020)

Retrieval of Snow Grain Size and Albedo Using Two Radiative Transfer Models

Chuanyu Fan1,2,3, Chen Cheng1, Peng Qi1,2,4, Xiangyuan Liu3, Xijin Wang1,2, and Qingshan Xu1、*
Author Affiliations
  • 1Laboratory of Photoelectric Detection, Center of Fundamental Science, Anhui Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Hefei, Anhui 230031, China
  • 2Science Island Branch of Graduate School, University of Science and Technology of China, Hefei, Anhui 230031, China
  • 3College of Electrical and Photoelectrical Engineering, West Anhui University, Lu′an, Anhui 237012, China
  • 4School of Electronic and Information Engineering, Anhui Jianzhu University, Hefei, Anhui 230031, China
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    Figures & Tables(11)
    Schematic diagram of retrieval method of snow grain size and snow albedo
    Snow reflectance of HYPERION and MODIS data
    HYPERION scenes of study area before and after preprocessing. (a) Before preprocessing; (b) after preprocessing
    MOD09GA scene at the same place and the same period
    Snow grain size results of study area using method 1, method 2, method 3 with MODIS and HYPERION data. (a) MODIS data and method 1; (b) MODIS data and method 2; (c) MODIS data and method 3; (d) HYPERION data and method 1; (e) HYPERION data and method 2; (f) HYPERION data and method 3
    Snow albedo under different snow conditions (DISORT model)
    Snow black-sky albedo calculation for different snow grain sizes retrieved by method 3 at different visible bands
    Snow black-sky albedo calculation for different snow grain sizes retrieved by different methods
    Snow white-sky albedo calculation for different snow grain sizes retrieved by different methods
    Black-sky albedo and white-sky albedo calculated using ART theory and albedo calculated using DISORT model with the same area. (a) 0.3-- 5.0 μm; (b) 0.3--1.5 μm
    Albedo of study area calculated using DISORT model with snow containing black carbon. (a) 0.3--5.0 μm; (b) 0.3--1.1 μm
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    Chuanyu Fan, Chen Cheng, Peng Qi, Xiangyuan Liu, Xijin Wang, Qingshan Xu. Retrieval of Snow Grain Size and Albedo Using Two Radiative Transfer Models[J]. Acta Optica Sinica, 2020, 40(9): 0901002

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    Paper Information

    Category: Atmospheric Optics and Oceanic Optics

    Received: Nov. 11, 2019

    Accepted: Feb. 12, 2020

    Published Online: May. 6, 2020

    The Author Email: Qingshan Xu (qshxu@aiofm.ac.cn)

    DOI:10.3788/AOS202040.0901002

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