Zhi-Fang LYU, Chang-Qing ZHANG, Zhan-Liang WANG, Sheng-Kun JIANG, Cun-Jun RUAN, Jin-Jun FENG, Yu-Bin GONG, Zhao-Yun DUAN. Terahertz sheet beam vacuum electron devices[J]. Journal of Infrared and Millimeter Waves, 2023, 42(1): 26
- Journal of Infrared and Millimeter Waves
- Vol. 42, Issue 1, 26 (2023)
Fig. 1. (a) Direct generation of sheet beam ,(b) Image of impregnated thermionic blade cathode ,(c) Diagram of sheet beam electron gun with a cylindrical cathode
Fig. 2. (a) Diagram of magnetic quadrupole ,(b) Experiment platform of electron-optical system for W-band sheet beam traveling-wave tube (TWT)
Fig. 3. Experiment platform of reversed Cherenkov radiation in metamaterial
Fig. 4. (a) Diagram of Wiggler focusing configuration, (b) Side view
Fig. 5. (a) Diagram of PCM focusing configuration ,(b) Side view
Fig. 6. Diagram of closed-PCM focusing configuration
Fig. 7. Diagrams of magnetic focusing configuration. (a) Offset-PCM, (b) PCM-PQM
Fig. 8. (a) Diagram of periodic rectangular quadrupole，(b) Sample of the IPCM
Fig. 9. (a) Sample of terahertz sheet beam TWT，(b) Experiment platform of terahertz sheet beam TWT
Fig. 10. (a) Experiment platform of W-band sheet beam klystron，(b) Sample of W-band sheet beam klystron
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Table 1. Parameters of part of reported sheet beam klystrons
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