Acta Photonica Sinica, Volume. 51, Issue 11, 1101002(2022)

Regularization Inversion with Preconditioner for Flowing Aerosols in Dynamic Light Scattering

Jinzhuang HAN, Xinqiang LI, Jin SHEN*, Baojun WANG, Wei LIU, and Yajing WANG
Author Affiliations
  • School of Electrical and Electronic Engineering,Shandong University of Technology,Zibo,Shandong 255049,China
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    Figures & Tables(11)
    The recovery of 600 nm unimodal aerosol PSDs at different velocities
    The recovery of 200 nm/700 nm bimodal aerosol PSDs at different velocities
    Experimental devices and Correlator
    Measured light intensity ACFs at different velocities
    The recovery of unimodal aerosol PSDs at different velocities
    The recovery of bimodal aerosol PSDs at different velocities
    • Table 1. PSD simulation parameters

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      Table 1. PSD simulation parameters

      Peak/nmabμ1σ1μ2σ2
      6001060030--
      200/7000.50.52003070030
    • Table 2. The performance indices of the recovery of 600 nm unimodal PSDs

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      Table 2. The performance indices of the recovery of 600 nm unimodal PSDs

      Velocity/(m·s-1MethodPP/nmEPEFCond
      0Tik60000.002 03.86×108
      Pre-Tik60000.002 03.86×108
      0.4Tik5920.013 30.004 77.07×108
      Pre-Tik60000.003 73.86×108
      0.8Tik5880.020 00.003 28.68×108
      Pre-Tik5960.006 70.002 93.86×108
      1.2Tik5840.026 70.005 61.24×109
      Pre-Tik5880.020 00.006 13.86×108
      1.6Tik5760.040 00.006 11.35×109
      Pre-Tik5920.013 30.003 73.86×108
      2.0Tik5720.046 70.006 91.51×109
      Pre-Tik5840.026 70.005 73.86×108
    • Table 3. The performance indices of the recovery of 200 nm/700 nm bimodal PSDs

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      Table 3. The performance indices of the recovery of 200 nm/700 nm bimodal PSDs

      Velocity/(m·s-1MethodPP/nmEPEFCond
      0Tik124/6960.380 0/0.005 70.007 64.40×108
      Pre-Tik124/6960.380 0/0.005 70.007 64.40×108
      0.4Tik108/6600.460 0/0.057 10.009 77.99×108
      Pre-Tik132/7000.340 0/00.007 24.40×108
      0.8Tik104/6520.480 0/0.068 60.009 61.22×109
      Pre-Tik116/6720.420 0/0.040 00.008 34.40×108
      1.2Tik88/5920.560 0/0.154 30.011 71.55×109
      Pre-Tik124/6680.380 0/0.045 70.008 04.40×108
      1.6Tik76/5360.620 0/0.234 30.012 41.76×109
      Pre-Tik112/6480.440 0/0.074 30.009 14.40×108
      2.0Tik68/5080.660 0/0.274 30.012 11.90×109
      Pre-Tik108/6360.460 0/0.091 40.009 14.40×108
    • Table 4. The performance indices of the recovery of unimodal PSDs

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      Table 4. The performance indices of the recovery of unimodal PSDs

      Velocity/(m·s-1MethodPP/nmEP0EF0Cond
      0Tik570002.41×107
      1.09Tik5400.052 60.006 35.52×107
      Pre-Tik5500.035 10.004 52.41×107
      1.77Tik6200.087 70.012 48.07×107
      Pre-Tik6000.052 60.008 62.41×107
    • Table 5. The performance indices of the recovery of bimodal PSDs

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      Table 5. The performance indices of the recovery of bimodal PSDs

      Velocity/(m·s-1MethodPP/nmEP0EF0Cond
      0Tik180/7400/00/02.41×107
      0.50Tik130/7200.277 8/0.027 00.009 53.10×107
      Pre-Tik170/7400.055 6/00.003 12.41×107
      1.28Tik80/6000.555 6/0.189 20.017 66.24×107
      Pre-Tik200/6900.111 1/0.067 60.010 82.41×107
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    Jinzhuang HAN, Xinqiang LI, Jin SHEN, Baojun WANG, Wei LIU, Yajing WANG. Regularization Inversion with Preconditioner for Flowing Aerosols in Dynamic Light Scattering[J]. Acta Photonica Sinica, 2022, 51(11): 1101002

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    Paper Information

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    Received: May. 12, 2022

    Accepted: Jun. 15, 2022

    Published Online: Dec. 13, 2022

    The Author Email: SHEN Jin (shenjin@sdut.edu.cn)

    DOI:10.3788/gzxb20225111.1101002

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