Chinese Optics Letters, Volume. 14, Issue 10, 101402(2016)

Characterization of electromagnetic pulses via arrays on ShenGuang-III laser facility laser

Ming Yang1, Tingshuai Li1, Chuanke Wang2, Jinwen Yang1,2, Weiming Yang2, Tao Yi2、*, Shenye Liu2, Shaoen Jiang2, and Yongkun Ding2
Author Affiliations
  • 1School of Energy Science and Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China
  • 2Laser Fusion Research Center, Chinese Academy of Engineering Physics, Mianyang 621900, China
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    Figures & Tables(9)
    Experimental sketch of the EMP diagnostics.
    Real picture of comprehensive system with antenna arrays.
    Voltage signals measured from shot #101903.
    EMPs measured using different antennas.
    Electric field intensity obtained from different antennas for six kinds of targets.
    Electric field intensity measured using four kinds of electric field antennas.
    Magnetic field intensity measured using small barrel antenna and B-dot.
    • Table 1. Antenna Parameters

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      Table 1. Antenna Parameters

      Magnetic field antenna
      Antenna numberSGIII B01-1SGIII B01-2SGIII B01-3SGIII B02-1
      Antenna typeSubminiature B-dotSmall B-dotMedium B-dotSmall barrel
      Center frequency (GHz)3.501.200.500.50
      Distance from chamber wall (mm)115115115105
      Electric field antenna
      Antenna numberSGIII D01-1SGIII D01-2SGIII D02-1SGIII D02-3SGIII D02-4SGIII D01-3
      Antenna typeSmall disconeMedium disconeSmall planarLarge planarUltra-wideband dipoleLarge discone
      Frequency range (GHz)0.01–120.01–122.38–5.201.34–2.351–150.01–3
      Distance from chamber wall (mm)11211011211535003500
    • Table 2. Targeting Information

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      Table 2. Targeting Information

      ShotTarget typeTarget materialFocal spotsize/μmPulse widthLight energy of laser beams
      #101201Au-sphereAu500200 ps0.2kJ×16=3.2kJ
      #101202Au-sphereAu500200 ps0.2kJ×32=6.4kJ
      #101203flatAu500200 ps0.2kJ×32=6.4kJ
      #101401Au-sphereAu500200 ps0.2kJ×32=6.4kJ
      #101402half hohlraumAu5001.2 ns1.2kJ×24=28.8kJ
      #101901half hohlraumAu5001.0 ns1.0kJ×16=16kJ
      #101902half hohlraumAu5001.0 ns1.0kJ×16=16kJ
      #101903half hohlraumAu5001.0 ns1.0kJ×16=16kJ
      #102102half hohlraumAu5001.2 ns1.2kJ×24=28.8kJ
      #102103half hohlraumAu5001.2 ns1.2kJ×24=28.8kJ
      #102201half hohlraumAu5001.2 ns1.2kJ×24=28.8kJ
      #102202half hohlraumAu5003 ns2.8kJ×24=67.2kJ
      #102602spherical vacuum hohlraumAu5003 ns2.7kJ×32=86.4kJ
      #102701spherical vacuum hohlraumAu5003 ns2.8kJ×32=89.6kJ
      #102801cylindrical gas-filled hohlraumAu5003 ns/3 ns0.9kJ×24+2.8kJ×24=88.8kJ
      #110201spherical gas-filled hohlraumAu5000.5 ns/3 ns2.8kJ×32=89.6kJ
      #110401cylindrical gas-filled hohlraumAu5000.5 ns/3 ns0.9kJ×24+2.8kJ×24=88.8kJ
      #110501spherical gas-filled hohlraumAu5000.5 ns/3 ns2.8kJ×32=89.6kJ
      #110601spherical gas-filled hohlraumAu5000.5 ns/3 ns2.8kJ×32=89.6kJ
      #110602spherical gas-filled hohlraumAu5000.5 ns/3 ns2.8kJ×32=89.6kJ
      #111101cylindrical gas-filled hohlraumAu5000.5 ns/3 ns0.9kJ×24+2.8kJ×23=86kJ
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    Ming Yang, Tingshuai Li, Chuanke Wang, Jinwen Yang, Weiming Yang, Tao Yi, Shenye Liu, Shaoen Jiang, Yongkun Ding, "Characterization of electromagnetic pulses via arrays on ShenGuang-III laser facility laser," Chin.Opt.Lett. 14, 101402 (2016)

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    Paper Information

    Category: Lasers and Laser Optics

    Received: Jun. 8, 2016

    Accepted: Aug. 12, 2016

    Published Online: Aug. 2, 2018

    The Author Email: Tao Yi (yitao2008@caep.cn)

    DOI:10.3788/COL201614.101402

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