[1] H. C. Thompson. Electron beams and their applications in low voltage devices. Proc. I.R.E., 24, 1276-1297(1936).
[2] A. V. Haeff. Space-charge effects in electron beams. Proc. I.R.E., 27, 586-602(1939).
[3] G. Caryotakis. A sheet-beam klystron paper design, 1-13(2004).
[4] R. L. Kyhl, H. F. Webster. Breakup of hollow cylindrical electron beams. IRE Trans. Electron Devices, 3, 172-183(1956).
[5] C. C. Cutler. Instability in hollow and strip electron beams. J. Appl. Phys., 27, 1028-1029(1956).
[6] J. R. Pierce. Instability of hollow beams. IRE Trans. Electron Devices, 3, 183-189(1956).
[7] O. Buneman, R. H. Levy, L. M. Linson. Stability of crossed-field electron beams. J. Appl. Phys., 37, 3203-3222(1966).
[8] W. Fnauer. Diocotron instability in plasmas and gas discharges. J. Appl. Phys., 37, 602-611(1966).
[9] R. W. Gould. Space charge effects in beam-type magnetrons. J. Appl. Phys., 28, 599-605(1957).
[10] T. M. Antonsen, Jr. , E. Ott. Velocity shear driven instabilities of an unneutralized electron beam. Phys. Fluids, 18, 1197-1208(1975).
[11] R. C. Davidson, H. W. Chan, C. Chan, S. Lund. Equilibrium and stability properties of intense non-neutral electron flow. Rev. Mod. Phys., 63, 341-374(1991).
[12] E. T. Scharlemann. Wiggle plane focusing in linear Wigglers. J. Appl. Phys., 58, 2154-2161(1985).
[13] J. H. Booske, A. H. Kumbasar, M. A. Basten. Periodic focusing and ponderomotive stabilization of sheet electron beams. Phys. Rev. Lett., 71, 3979-3982(1993).
[14] J. H. Booske, M. A. Basten, A. H. Kumbasar, T. M. Antonsen, Jr. , S. W. Bidwell, Y. Carmel, W. W. Destler, V. L. Granatstein, D. J. Radack. Periodic magnetic focusing of sheet electron beams. Phys. Plasmas, 1, 1714-1720(1994).
[15] J. H. Booske, M. A. Basten. Demonstration via simulation of stable confinement of sheet electron beams using periodic magnetic focusing. IEEE. Tran. Plasma Sci., 27, 134-135(1999).
[16] P. C. Panda, V. Srivastava, A. Vohra. Staggered closed PCM for stable rectangular sheet electron beam transport. IEEE Trans. Electron Devices, 60, 2918-2923(2013).
[17] S. Jiang, X. Wang, X. Zhang, Z. Lyu, Z. Wang, H. Gong, Y. Gong, Z. Duan. Experimental investigation of an electron-optical system for terahertz traveling-wave tubes. IEEE Trans. Electron Devices, 68, 6498-6504(2021).
[18] M. J. Rosker, H. B. Wallace. Vacuum electronics and the world above 100 GHz(2008).
[19] S. Chang, Z. Wu, J. Huang, T. Zhao, D. Liu, M. Hu, Y. Wei, Y. Gong, S. Liu. The research progress of vacuum electron device in terahertz band.
[20] Z. Duan, Y. Gong, J. Feng, Y. Wei, W. Wang. Sheet beam vacuum electron devices(2011).
[21] J. Zhao, D. Gamzina, N. Li, J. Li, A. G. Spear, L. Barnett, M. Banducci, S. Risbud, N. C. Luhmann, Jr . Scandate dispenser cathode fabrication for a high-aspect-ratio high-current-density sheet beam electron gun. IEEE Trans. Electron Devices, 59, 1792-1798(2012).
[22] J. Wang, Y. Yang, Y. Wang, W. Liu, M. Zhou, T. Zuo. A review on scandia doped tungsten matrix scandate cathode. Tungsten, 1, 91-100(2019).
[23] X. Tang, Z. Duan, Z. Wang, T. Tang, Y. Wei, Y. Gong. The design method of millimeter-wave sheet-beam electron gun.
[24] A. A. Burtsev, N. A. Bushuev, I. A. Navrotsky, G. V. Sakhadzhi, P. D. Shalaev, Y. A. Grigoriev. Experimental study of electron guns for TWT of terahertz range(2015).
[25] M. Field, T. Kimura, J. Atkinson, D. Gamzina, N. C. Luhmann, Jr. , B. Stockwell, T. J. Grant, Z. Griffith, R. Borwick, C. Hillman, B. Brar, T. Reed, M. Rodwell, Y-M Shin, L. R. Barnett, A. Baig, B. Popovic, C. Domier, R. Barchfield, J. Zhao, J. A. Higgins, Y. Goren. Development of a 100-W 200-GHz high bandwidth mm-wave amplifier. IEEE Trans. Electron Devices, 65, 2122-2128(2018).
[26] D. Zhao, W. Gu, Q. Li, S. Wang, Z. Zhang. Experimental demonstration of a W-band sheet beam klystron(2020).
[27] G. Shu, J. Lin, Z. Huang, J. Deng, Z. Chang, W. He. Design and microfabrication of an interaction circuit for a 0.3-THz sheet beam extended interaction oscillator with multiple-mode operation. IEEE Trans. Terahertz Sci. Technol., 11, 425-432(2021).
[28] M. A. Basten. Formation and transport of high-perveance electron beams for high-power, high-frequency microwaves devices. Ph.D. Dissertation(1996).
[29] B. E. Carlsten, S. J. Russell, L. M. Earley, F. L. Krawczyk, J. M. Potter, P. Ferguson, S. Humphries, Jr . Technology development for a mm-wave sheet beam traveling-wave tube. IEEE Trans. Plasma Sci., 33, 85-93(2005).
[30] A. J. Jensen, G. Caryotakis, G. Scheitrum, D. Sprehn, B. Steele. Sheet beam klystron simulations using AJDISK(2006).
[31] J. Zhou, R. Bhatt, C. Chen. Cold-fluid theory of equilibrium and stability of a high-intensity periodically twisted ellipse-shaped charged-particle beam.. Phys. Rev. ST Accel. Beams, 9, 1-6(2006).
[32] Z. Duan, X. Tang, Z. Wang, Y. Zhang, X. Chen, M. Chen, Y. Gong. Observation of the reversed Cherenkov radiation. Nature Commun., 14901, 1-7(2017).
[33] C. Ruan, S. Wang, D. Zhao, Y. Han, Q. Li. Theory and experimental investigation on the high-performance transport of sheet electron beam for the XSBK and WSBK(2012).
[34] J. H. Booske, B. D. Mcvey, T. M. Antonsen, Jr . Stability and confinement of nonrelativistic sheet electron beams with periodic cusped magnetic focusing. J. Appl. Phys., 73, 4140-4155(1993).
[35] D. Zhao. Research on feasibility of closed and offset PCM focusing structures for sheet electron beams. ACTA Phys. Sin., 59, 1712-1720(2010).
[36] C. Zhang, P. Pan, X. Chen, S. Su, B. Song, Y. Li, S. Lue, J. Cai, Y. Gong, J. Feng. Design and experiments of the sheet electron beam transport with periodic cusped magnetic focusing for terahertz traveling-wave tubes. Electronics, 10, 3051(2021).
[37] W. Choi, I. Lee, J. Shin, E. Choi. Stability analysis of 300-GHz sheet electron beam transport in a periodic rectangular quadrupole. IEEE Trans. Plasma Sci., 49, 1121-1127(2021).
[38] P. Yin, J. Xu, S. Fang, R. Yang, J. Luo, J. Zhang, D. Jia, H. Yin, L. Yue, G. Zhao, G. Guo, L. Xu, W. Wang, Y. Wei. Electron optical system with integrated PCM for sheet electron beam devices. Phy. Plasmas, 28, 123101(2021).
[39] C. D. Joye, J. P. Calame, M. Garven, B. Levush. UV-LIGA microfabrication of 220 GHz sheet beam amplifier gratings with SU-8 photoresists. J. Micromech. Microeng., 20, 125016(2010).
[40] J. Pasour, E. Wright, K. T. Nguyen, A. Balkcum, F. N. Wood, R. E. Myers, B. Levush. Demonstration of a multikilowatt, solenoidally focused sheet beam amplifier at 94 GHz. IEEE Trans. Electron Devices, 61, 1630-1636(2014).
[41] D. Pershing, K. Nguyen, D. K. Abe, E. Wright, P. Larsen, J. Pasour, S. Cooke, A. Balkcum, F. Wood, R. Myers, B. Levush. Demonstration of a wideband 10-kW Ka-band sheet beam TWT amplifier(2014).
[42] S. Li, F. Zhang, C. Ruan, Y. Su, P. Wang. A G-band high output power and wide bandwidth sheet beam extended interaction klystron design operating at TM31 with 2π mode. Electronics, 10, 1948(2021).
[43] H. Wang, D. Zhao, Q. Xue, Z. Qu, H. Ding. Desin and simulation of high-aspect-ratio sheet beam EIK at 0.22 THz. IEEE Trans. Electron Devices, 49, 3811-3817(2021).
[44] X. Wang. Research on carbon nanotubes cold cathode for application in high power microwave tube(2016).
[45] J. A. B. Engerroff, A. B. Baldissera, M. D. Magalhaes, P. H. Lamarao, P. A. P. Wendhausen, C. H. Ahrens, J. M. Mascheroni. Additive manufacturing of Sm-Fe-N magnets. J. Rare Earths, 37, 1078-1082(2019).
[46] J. Feng. Integrated vacuum electronics. Vacuum Electronics, 285, 1-7(2010).
