• High Power Laser and Particle Beams
  • Vol. 33, Issue 9, 092002 (2021)
Ting Fan1、2, Xiaojun Ma1、*, Zongwei Wang1, Qi Wang1, Zhibing He1, and Yong Yi2
Author Affiliations
  • 1Laser Fusion Research Center, CAEP, Mianyang 621900, China
  • 2School of Materials Science and Engineering, Southwest University of Science and Technology, Mianyang 621010, China
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    DOI: 10.11884/HPLPB202133.210179 Cite this Article
    Ting Fan, Xiaojun Ma, Zongwei Wang, Qi Wang, Zhibing He, Yong Yi. White light spectroscopy technology for measuring the uniformity of capsule shell thickness[J]. High Power Laser and Particle Beams, 2021, 33(9): 092002 Copy Citation Text show less
    Schematic diagram of the circular rotation measuring device
    Fig. 1. Schematic diagram of the circular rotation measuring device
    White light reflectance spectrum of target shell and Gaussian fitting curve in the local wavelength
    Fig. 2. White light reflectance spectrum of target shell and Gaussian fitting curve in the local wavelength
    Circumferential thickness measurement data of GDP target
    Fig. 3. Circumferential thickness measurement data of GDP target
    White light vertical scanning interferometry curve of GDP film
    Fig. 4. White light vertical scanning interferometry curve of GDP film
    peak wavelength/nmphysical thickness d/nm
    extremum methodpeak value fittinggrade correction method
    646.37609.97525.27560.1
    663.97620.37526.67558.7
    682.47594.57528.07557.0
    702.17498.77529.37555.9
    723.27358.87530.77557.6
    746.17513.27531.97563.9
    770.07566.47533.27565.6
    Table 1. Thickness measurement data of target shell
    wavelength/nmoptical thickness/nmphysical thickness/nm
    586.919 661.26132.7
    604.819 658.46131.8
    623.519 642.16126.7
    644.119 645.86127.8
    665.619 636.96125.0
    689.019 638.76125.6
    713.719 628.36122.4
    Table 2. Thickness measurement data of GDP film
    Ting Fan, Xiaojun Ma, Zongwei Wang, Qi Wang, Zhibing He, Yong Yi. White light spectroscopy technology for measuring the uniformity of capsule shell thickness[J]. High Power Laser and Particle Beams, 2021, 33(9): 092002
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