• High Power Laser and Particle Beams
  • Vol. 35, Issue 11, 113001 (2023)
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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    DOI: 10.11884/HPLPB202335.230198 Cite this Article
    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 Copy Citation Text show less
    Cross section of the BWO
    Fig. 1. Cross section of the BWO
    Electric field of the modes
    Fig. 2. Electric field of the modes
    Dispersion relation of the BWO
    Fig. 3. Dispersion relation of the BWO
    Output power and corresponding frequency
    Fig. 4. Output power and corresponding frequency
    Particle view of the BWO
    Fig. 5. Particle view of the BWO
    Structure and potential of the radial beam gun
    Fig. 6. Structure and potential of the radial beam gun
    Cut view of the Vlasov antenna
    Fig. 7. Cut view of the Vlasov antenna
    Gain of the Vlasov antenna
    Fig. 8. Gain of the Vlasov antenna
    BWO structure for test
    Fig. 9. BWO structure for test
    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 1. Parameters for the PIC simulation
    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 2. Parameters of the radial beam gun
    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
    Table 3. Parameters of the Vlasov antenna
    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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