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Acta Optica Sinica, Volume. 44, Issue 18, 1801009(2024)

Simulation of Absorbing Aerosol Characteristics in Coal Mine Area Under Observation Constraint

Luoyao Guan1, Cohen Jason Blake1, Kai Qin1, Shuo Wang1,2、*, and Tiwari Pravash1
Author Affiliations
  • 1School of Environment Science and Spatial Informatics, China University of Mining and Technology, Xuzhou 221116, Jiangsu , China
  • 2Carbon Neutrality Institute, China University of Mining and Technology, Xuzhou 221116, Jiangsu , China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (8)
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    References (54)
    Cited By (1)
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    Figures & Tables(8)
    Research area and technology roadmap

    Fig. 1. Research area and technology roadmap

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    Time series of ground-based remote sensing measurements in coal mining area. (a) Time series of aerosol optical depth; (b) time series of BC mass concentration; (c) time series of particle number concentration of aerosol; (d) time series of mass concentration of aerosol

    Fig. 2. Time series of ground-based remote sensing measurements in coal mining area. (a) Time series of aerosol optical depth; (b) time series of BC mass concentration; (c) time series of particle number concentration of aerosol; (d) time series of mass concentration of aerosol

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    Size distributions of aerosols under different pollution conditions in coal mine area. (a) High-level pollution; (b) medium-level pollution; (c) low-level pollution

    Fig. 3. Size distributions of aerosols under different pollution conditions in coal mine area. (a) High-level pollution; (b) medium-level pollution; (c) low-level pollution

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    Average of core size and uncertainty estimation of SSA at different wavelengths under the assumption of uniform distribution. (a) AOD 440 nm, BC 470 nm; (b) AOD 500 nm, BC 520 nm; (c) AOD 675 nm, BC 660 nm; (d) AOD 870 nm, BC 880 nm; (e) AOD 936 nm, BC 950 nm

    Fig. 4. Average of core size and uncertainty estimation of SSA at different wavelengths under the assumption of uniform distribution. (a) AOD 440 nm, BC 470 nm; (b) AOD 500 nm, BC 520 nm; (c) AOD 675 nm, BC 660 nm; (d) AOD 870 nm, BC 880 nm; (e) AOD 936 nm, BC 950 nm

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    Average of core size and uncertainty estimation of SSA at different wavelengths under the assumption of nonuniform distribution. (a) AOD 440 nm,BC 470 nm; (b) AOD 500 nm,BC 520 nm; (c) AOD 675 nm,BC 660 nm; (d) AOD 870 nm,BC 880 nm; (e) AOD 936 nm,BC 950 nm

    Fig. 5. Average of core size and uncertainty estimation of SSA at different wavelengths under the assumption of nonuniform distribution. (a) AOD 440 nm,BC 470 nm; (b) AOD 500 nm,BC 520 nm; (c) AOD 675 nm,BC 660 nm; (d) AOD 870 nm,BC 880 nm; (e) AOD 936 nm,BC 950 nm

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    • Table 1. Weighted SSA for different wavelengths and sizes of BC under the assumption of uniform distribution

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      Table 1. Weighted SSA for different wavelengths and sizes of BC under the assumption of uniform distribution

      Case

      AOD 440 nm,

      BC 470 nm

      AOD 500 nm,

      BC 520 nm

      AOD 675 nm,

      BC 660 nm

      AOD 870 nm,

      BC 880 nm

      AOD 936 nm,

      BC 950 nm

      Mean value0.630.590.470.340.31
      75% value0.680.630.520.380.35
      50% value0.640.600.480.340.32
      25% value0.580.540.420.290.27

    • Table 2. Weighted SSA for different wavelengths and sizes of BC under the assumption of nonuniform distribution

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      Table 2. Weighted SSA for different wavelengths and sizes of BC under the assumption of nonuniform distribution

      Case

      AOD 440 nm,

      BC 470 nm

      AOD 500 nm,

      BC 520 nm

      AOD 675 nm,

      BC 660 nm

      AOD 870 nm,

      BC 880 nm

      AOD 936 nm,

      BC 950 nm

      Mean value0.450.410.280.180.16
      75% value0.470.430.300.190.17
      50% value0.450.410.280.180.16
      25% value0.420.380.270.160.14

    • Table 3. Weighted SSA constrained by AAE for different wavelengths and sizes of BC under the assumption of nonuniform distribution

      View table

      Table 3. Weighted SSA constrained by AAE for different wavelengths and sizes of BC under the assumption of nonuniform distribution

      Case

      AOD 440 nm,

      BC 470 nm

      AOD 500 nm,

      BC 520 nm

      AOD 675 nm,

      BC 660 nm

      AOD 870 nm,

      BC 880 nm

      AOD 936 nm,

      BC 950 nm

      Mean value0.450.410.260.190.14
      75% value0.470.430.280.170.17
      50% value0.450.410.260.200.14
      25% value0.420.380.230.150.10
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    Luoyao Guan, Cohen Jason Blake, Kai Qin, Shuo Wang, Tiwari Pravash. Simulation of Absorbing Aerosol Characteristics in Coal Mine Area Under Observation Constraint[J]. Acta Optica Sinica, 2024, 44(18): 1801009

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    Paper Information

    Category: Atmospheric Optics and Oceanic Optics

    Received: Dec. 11, 2023

    Accepted: Feb. 19, 2024

    Published Online: Sep. 12, 2024

    The Author Email: Shuo Wang (wangsh297@cumt.edu.cn)

    DOI:10.3788/AOS231912

    CSTR:32393.14.AOS231912

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology