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Chinese Journal of Lasers, Volume. 49, Issue 7, 0704004(2022)

Static Light Scattering Method for Measuring Particle Sizes of Suspended Particles in Water Body to Eliminate Background Interference

Yiming Shi1,2, Gaofang Yin1、*, Nanjing Zhao1、**, Chaoyi Shi3, Renqing Jia1,4, Mingjun Ma1, Dengkui Liu1,2, Yanju Qi1,5, Meng Xia1,4, Tingting Gan1, and Ruifang Yang1
Author Affiliations
  • 1Key Laboratory of Environmental Optics and Technology, Anhui Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Hefei, Anhui 230031, China
  • 2College of Biological Food and Environment, Hefei University, Hefei, Auhui 230601, China
  • 3College of Advanced Manufacturing Engineering, Hefei University, Hefei, Auhui 230601, China
  • 4College of Environmental Science and Optoelectronic Technology, University of Science and Technology of China, Hefei, Auhui 230026, China
  • 5Institute of Physical Science and Information Technology, Anhui University, Hefei, Anhui 230601, China
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    AbstractGet PDF(in Chinese)
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    Experimental system

    Fig. 1. Experimental system

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    Light intensity distributions of different standard samples. (a) 120 μm standard sample; (b) 9.86 μm standard sample

    Fig. 2. Light intensity distributions of different standard samples. (a) 120 μm standard sample; (b) 9.86 μm standard sample

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    Comparison of inversion results of 120 μm standard sample. (a) Subtraction method; (b) baseline method

    Fig. 3. Comparison of inversion results of 120 μm standard sample. (a) Subtraction method; (b) baseline method

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    Comparison of inversion results of 9.86 μm standard sample. (a) Subtraction method; (b) baseline method

    Fig. 4. Comparison of inversion results of 9.86 μm standard sample. (a) Subtraction method; (b) baseline method

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    • Table 1. Inversion results of particle size of 120 μm standard sample

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      Table 1. Inversion results of particle size of 120 μm standard sample

      Subtraction methodBaseline method
      ParameterReference value /μmExperimental result /μmRelative error /%Experimental result /μmRelative error /%
      D10108.3646.5556.9107.970.4
      D50118.7998.3017.2119.750.8
      D90130.29119.758.1126.662.8

    • Table 2. Inversion results of particle size of 9.86 μm standard sample

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      Table 2. Inversion results of particle size of 9.86 μm standard sample

      Subtraction methodBaseline method
      ParameterReference value /μmExperimental result /μmRelative error /%Experimental result /μmRelative error /%
      D109.467.8317.28.3211.6
      D509.878.8810.09.533.4
      D9010.2610.270.110.270.1
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    Yiming Shi, Gaofang Yin, Nanjing Zhao, Chaoyi Shi, Renqing Jia, Mingjun Ma, Dengkui Liu, Yanju Qi, Meng Xia, Tingting Gan, Ruifang Yang. Static Light Scattering Method for Measuring Particle Sizes of Suspended Particles in Water Body to Eliminate Background Interference[J]. Chinese Journal of Lasers, 2022, 49(7): 0704004

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    Paper Information

    Category: Measurement and metrology

    Received: Aug. 9, 2021

    Accepted: Sep. 30, 2021

    Published Online: Mar. 2, 2022

    The Author Email: Gaofang Yin (gfyin@aiofm.ac.cn), Nanjing Zhao (njzhao@aiofm.ac.cn)

    DOI:10.3788/CJL202249.0704004

    Topics

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