Linqi Feng, Lingna Yue, Jin Xu, Jinchi Cai, Hairong Yin, Yanyu Wei, Pengcheng Yin, Wenxiang Wang, Zhengrong Deng. Investigation of a wide band watt level backward wave oscillator based on ridged double staggered grating waveguide[J]. High Power Laser and Particle Beams, 2023, 35(12): 123001
- High Power Laser and Particle Beams
- Vol. 35, Issue 12, 123001 (2023)
Fig. 1. Schematic diagram of RDSG model structure and dimensions
Fig. 2. Distribution of electric field E z at the typical frequency of 1.03 THz of RDSG-SWS and DSG-SWS
Fig. 3. Brillouin curves and normalized phase velocity of RDSG-SWS and DSG-SWS
Fig. 4. Interaction impedance of RDSG-SWS and DSG-SWS
Fig. 5. Time-transient solver calculation model in CST MWS
Fig. 6. Transmission properties of RDSG
Fig. 7. PIC simulation results of 26 kV beam voltage
Fig. 8. Frequency versus beam voltage and output power versus frequency of RDSG-SWS and DSG-SWS BWO
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Table 1. Parameters of RDSG-SWS
unit: µm
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