High Power Laser and Particle Beams, Volume. 35, Issue 11, 113001(2023)

S band radial beam coaxial grating backward wave oscillator

Zhanliang Wang1,2、*, Huanyu Wang1, Ziyuan He3, Zhigang Lu1, Huarong Gong1, Shaomeng Wang1, and Yubin Gong1
Author Affiliations
  • 1School of Electronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu 610054, China
  • 2Science and Technology on Low-Light-Level Night Vision Laboratory, Xi’an 710000, China
  • 3Shenzhen Institute for Advanced Study, University of Electronic Science and Technology of China, Shenzhen 518000, China
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    Figures & Tables(12)
    Cross section of the BWO
    Electric field of the modes
    Dispersion relation of the BWO
    Output power and corresponding frequency
    Particle view of the BWO
    Structure and potential of the radial beam gun
    Cut view of the Vlasov antenna
    Gain of the Vlasov antenna
    BWO structure for test
    • Table 1. Parameters for the PIC simulation

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      Table 1. Parameters for the PIC simulation

      voltage of the sheet beam, U/kV current of the sheet beam, I/kA thickness of the beam, Sbeam/mm magnetic field, B/T thickness of the BWO, H/mm outer radius of the BWO, Rout/mm inner radius of the BWO, Rin/mm radius of the first grating, R1/mm radius of the second grating, R2/mm radius of the third grating, R3/mm radius of the fourth grating, R4/mm radius of the fifth grating, R5/mm depth of the grating, D/mm
      46065030180601661401151007512.5
    • Table 2. Parameters of the radial beam gun

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      Table 2. Parameters of the radial beam gun

      voltage of the cathode, Uc/kV voltage of the focus, Uf/kV voltage of the anode, Ua/V thickness of the cathode, Tc/mm radius of the cathode, Rc/mm thickness of the focus, Tf/mm inner radius of the focus, Rf/mm radius of the anode, Ra/mm
      −460−46001720923197180
    • Table 3. Parameters of the Vlasov antenna

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      Table 3. Parameters of the Vlasov antenna

      length of the transition, Zt/mm radius of the terminal, Rt/mm length of the antenna, La/mm corner cut of the antenna Cc/(°)
      −15011045045
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    Zhanliang Wang, Huanyu Wang, Ziyuan He, Zhigang Lu, Huarong Gong, Shaomeng Wang, Yubin Gong. S band radial beam coaxial grating backward wave oscillator[J]. High Power Laser and Particle Beams, 2023, 35(11): 113001

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    Paper Information

    Category:

    Received: Jun. 28, 2023

    Accepted: Oct. 23, 2023

    Published Online: Dec. 26, 2023

    The Author Email: Wang Zhanliang (46969449@qq.com)

    DOI:10.11884/HPLPB202335.230198

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