Journal of Infrared and Millimeter Waves, Volume. 42, Issue 1, 26(2023)
Terahertz sheet beam vacuum electron devices
Figures & Tables(11)
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. 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
Table 1. Parameters of part of reported sheet beam klystrons
View tableView in ArticleTable 1. Parameters of part of reported sheet beam klystrons
序号 研制单位 频率（GHz） 电压
（kV）
电流
（A）
功率
（kW）
效率 互作用区长度
（mm）
流通率 1（实验） 美国海军实验室 94 19.5 3.6 7.5 17.2% 28 97.5% 2（实验） 中科院空天院 95 55 2.2 2.57 2.2%
（电子效率）
100 90% 3（仿真） 北京航空航天大学 218.9 16.5 0.5 0.65 7.9%
（电子效率）
- - 4（仿真） 中科院空天院 220 16.2 0.66 0.7 26.9% - -
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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
Paper Information
Category: Research Articles
Received: Mar. 20, 2022
Accepted: --
Published Online: Feb. 23, 2023
The Author Email: Zhao-Yun DUAN (zhyduan@uestc.edu.cn)
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