• High Power Laser and Particle Beams
  • Vol. 36, Issue 3, 035003 (2024)
Mingjie Yang, Hongfei Yang, Ming Zhang, and Bo Qu
Author Affiliations
  • The 12th Research Institute of China Electronics Technology Group Corporation, Beijing 100015, China
  • show less
    DOI: 10.11884/HPLPB202436.240033 Cite this Article
    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 Copy Citation Text show less
    Typical structure of pseudospark switch
    Fig. 1. Typical structure of pseudospark switch
    Structure diagram and photo of a laser-triggered pseudospark switch
    Fig. 2. Structure diagram and photo of a laser-triggered pseudospark switch
    Schematic diagram of laser-triggered pseudo-spark switch optical circuit
    Fig. 3. Schematic diagram of laser-triggered pseudo-spark switch optical circuit
    Test circuit and photo of the test platform
    Fig. 4. Test circuit and photo of the test platform
    Laser trigger pulse vs electrode voltage
    Fig. 5. Laser trigger pulse vs electrode voltage
    Laser energy vs switching delay time
    Fig. 6. Laser energy vs switching delay time
    Laser energy versus switching delay time at different hydrogen pressures
    Fig. 7. Laser energy versus switching delay time at different hydrogen pressures
    Delay time at different operating voltages
    Fig. 8. Delay time at different operating voltages
    Eλ/mJτdelay/nsτjitter/ns
    12345
    0.325127427128325910.1
    0.51601621501581603.2
    0.91021061071101052
    1.56464646464<1
    25252525252<1
    Table 1. Delay time and jitter of focusing laser triggering
    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
    Table 2. Delay time for different laser energies at different voltages
    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
    Download Citation