Laser & Optoelectronics Progress, Volume. 59, Issue 21, 2129002(2022)

Particle Size Measurement of Extinction Spectrum Based on Near-Infrared Narrow Band Light Source

Xiangpeng Li, Huazhong Xiang*, Gang Zheng, Minghui Chen, and Hui Yang
Author Affiliations
  • Shanghai Interventional Medical Device Engineering Research Center, University of Shanghai for Science and Technology, Shanghai 200093, China
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    Figures & Tables(7)
    Transmission extinction spectrum of near- infrared narrow band light source
    Particle volume frequency distribution under different noises. (a) Unimodal distribution; (b) bimodal distribution
    • Table 1. Simulation inversion results of unimodal distribution

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      Table 1. Simulation inversion results of unimodal distribution

      Theoretical values D¯,kInversion values D¯,kRRMSE /%
      (3,5.0)(3.0020,4.9827)0.34
      (5,8.0)(5.0013,7.9840)0.21
      (15,6.5)(15.0016,6.4954)0.08
    • Table 2. Simulation inversion results of bimodal distribution

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      Table 2. Simulation inversion results of bimodal distribution

      Theoretical values D¯1,k1,,D¯2,k2Inversion values D¯1,k1,,D¯2,k2RRMSE /%
      (3.0,8.0,,5.0,8.0)(3.0284,7.9814,,5.0136,8.1778)3.49
      (5.0,8.0,,15.0,6.5)(5.0214,8.1432,,15.1395,6.2858)4.01
      (5.0,8.5,,11.5,5.0)(4.9825,8.7697,,11.4261,5.1869)3.73
    • Table 3. Inversion calculation results of particle volume frequency under different noises

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      Table 3. Inversion calculation results of particle volume frequency under different noises

      Theoretical valueRandom noise /%Inversion valueRRMSE /%
      (5.0,8.0)1(4.9707,8.1956)3.74
      (5.0,8.0)3(4.9399,7.3984)7.89
      (5.0,8.0)5(4.9860,8.9349)8.44
      (5.0,8.5,…,11.5,5.0)1(4.9033,8.5428,…,11.7753,4.5144)11.34
      (5.0,8.5,…,11.5,5.0)3(5.0363,8.6048,…,10.8851,5.5086)14.31
      (5.0,8.5,…,11.5,5.0)5(5.0228,8.5924,…,10.9157,6.3196)18.93
    • Table 4. Experimental inversion results of unimodal particle

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      Table 4. Experimental inversion results of unimodal particle

      Sample numberTheoretical value(D50)/μmInversion value D¯,kInversion value(D50)/μmRelative error /%
      GBW1201343.44(3.8281,9.0439)3.67606.86
      GBW1200249.40(10.4217,9.8064)10.13557.82
      GBW12004114.62(15.6265,10.2607)15.07793.13
    • Table 5. Experimental inversion results of bimodal particle

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      Table 5. Experimental inversion results of bimodal particle

      Theoretical value(D50)/μmInversion value D¯1,k1,,  D¯2,k2Inversion value(D50)/μmRelative error /%
      (3.44,9.40)(4.2951,4.8413,…,11.5726,9.5144)(3.9818,11.4237)(15.75,18.46)
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    Xiangpeng Li, Huazhong Xiang, Gang Zheng, Minghui Chen, Hui Yang. Particle Size Measurement of Extinction Spectrum Based on Near-Infrared Narrow Band Light Source[J]. Laser & Optoelectronics Progress, 2022, 59(21): 2129002

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    Paper Information

    Category: Scattering

    Received: Oct. 8, 2021

    Accepted: Nov. 16, 2021

    Published Online: Nov. 9, 2022

    The Author Email: Huazhong Xiang (xiang3845242@usst.edu.cn)

    DOI:10.3788/LOP202259.2129002

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