High Power Laser and Particle Beams, Volume. 36, Issue 3, 035003(2024)

Study of low-jitter laser-triggered pseudo-spark switches

Mingjie Yang, Hongfei Yang, Ming Zhang, and Bo Qu
Author Affiliations
  • The 12th Research Institute of China Electronics Technology Group Corporation, Beijing 100015, China
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    Figures & Tables(10)
    Typical structure of pseudospark switch
    Structure diagram and photo of a laser-triggered pseudospark switch
    Schematic diagram of laser-triggered pseudo-spark switch optical circuit
    Test circuit and photo of the test platform
    Laser trigger pulse vs electrode voltage
    Laser energy vs switching delay time
    Laser energy versus switching delay time at different hydrogen pressures
    Delay time at different operating voltages
    • Table 1. Delay time and jitter of focusing laser triggering

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      Table 1. Delay time and jitter of focusing laser triggering

      Eλ/mJτdelay/nsτjitter/ns
      12345
      0.325127427128325910.1
      0.51601621501581603.2
      0.91021061071101052
      1.56464646464<1
      25252525252<1
    • Table 2. Delay time for different laser energies at different voltages

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      Table 2. Delay time for different laser energies at different voltages

      Ua/kVτdelay/ns
      0.15 mJ0.2 mJ0.3 mJ0.5 mJ0.9 mJ1.5 mJ2 mJ3 mJ5 mJ7 mJ10 mJ13 mJ15 mJ
      830017510078615353535353535353
      510006002681581066452525252525252
      370040033029023995625751515151
      260652244030095756660606060
      1170016801550150012009309870565656
      0.510681606060
      0.2715858
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    Mingjie Yang, Hongfei Yang, Ming Zhang, Bo Qu. Study of low-jitter laser-triggered pseudo-spark switches[J]. High Power Laser and Particle Beams, 2024, 36(3): 035003

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    Paper Information

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    Received: Jan. 24, 2024

    Accepted: Mar. 4, 2024

    Published Online: Mar. 20, 2024

    The Author Email:

    DOI:10.11884/HPLPB202436.240033

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