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Acta Optica Sinica, Volume. 40, Issue 9, 0914001(2020)

Numerical Simulation of Electromagnetic Pulse in Target Chamber of Nanosecond Laser Inertial Confinement Facility

Zhiyong Lu1,2, Zhiqian Xu1,2, Cui Meng1,2、*, and Hanbing Jin3
Author Affiliations
  • 1Department of Engineering Physics, Tsinghua University, Beijing 100084, China
  • 2Key Laboratory of Particle & Radiation Imaging (Tsinghua University), Ministry of Education, Beijing 100084, China;
  • 3Beijing Jinghang Computing and Communication Research Institute, Beijing 100074, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (9)
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    References (12)
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    Figures & Tables(9)
    Schematic diagram of computational model

    Fig. 1. Schematic diagram of computational model

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    Schematic diagram of simulation process

    Fig. 2. Schematic diagram of simulation process

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    Waveform of particle clouds at different emitting waveform widths

    Fig. 3. Waveform of particle clouds at different emitting waveform widths

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    Spectra of electric field. (a) te=1 ns; r=200 mm, z=500 mm; (b) te=9 ns; r=200 mm, z=500 mm; (c) te=1 ns; r=800 mm, z=1500 mm; (d) te=9 ns; r=800 mm, z=1500 mm

    Fig. 4. Spectra of electric field. (a) te=1 ns; r=200 mm, z=500 mm; (b) te=9 ns; r=200 mm, z=500 mm; (c) te=1 ns; r=800 mm, z=1500 mm; (d) te=9 ns; r=800 mm, z=1500 mm

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    Peak values of electromagnetic field close to target at different emitting waveform widths

    Fig. 5. Peak values of electromagnetic field close to target at different emitting waveform widths

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    Peak values of average charge density in the target chamber at different emitting waveform widths

    Fig. 6. Peak values of average charge density in the target chamber at different emitting waveform widths

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    Spectra of electric field at different emitting waveform widths. (a) 1 ns; (b) 4 ns; (c) 10 ps; (d) 100 ps

    Fig. 7. Spectra of electric field at different emitting waveform widths. (a) 1 ns; (b) 4 ns; (c) 10 ps; (d) 100 ps

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    • Table 1. Peak value of electromagnetic field at r=200 mm, z=500 mm in target chamber of picosecond laser inertial confinement facility

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      Table 1. Peak value of electromagnetic field at r=200 mm, z=500 mm in target chamber of picosecond laser inertial confinement facility

      Emitting waveform width /psPeak value of electromagnetic field /(V·m-1)Peak value of average charge density in the target chamber /(10-9 C·m-3)
      102086.731.016990
      502039.881.015090
      1002022.941.015020
      5001138.631.013430

    • Table 2. Peak value of electromagnetic field at r=200 mm, z=500 mm in target chamber of nanosecond laser inertial confinement facility

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      Table 2. Peak value of electromagnetic field at r=200 mm, z=500 mm in target chamber of nanosecond laser inertial confinement facility

      Emitting waveform width /nsPeak value of electromagnetic field /(V·m-1)Peak value of average charge density in the target chamber /(10-9 C·m-3)
      11058.311.012660
      2751.081.010920
      3672.181.009200
      4622.111.007550
      5577.260.997511
      6539.330.972503
      7495.860.935342
      8450.440.890672
      9407.030.843435
      10376.230.796186
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    Zhiyong Lu, Zhiqian Xu, Cui Meng, Hanbing Jin. Numerical Simulation of Electromagnetic Pulse in Target Chamber of Nanosecond Laser Inertial Confinement Facility[J]. Acta Optica Sinica, 2020, 40(9): 0914001

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    Paper Information

    Category: Lasers and Laser Optics

    Received: Sep. 23, 2019

    Accepted: Feb. 10, 2020

    Published Online: May. 6, 2020

    The Author Email: Cui Meng (mengcui@mail.tsinghua.edu.cn)

    DOI:10.3788/AOS202040.0914001

    Topics

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