[1] [1] Wang Wenxiang. Microwave engineering technology[M]. Beijing: National Defense Industry Press, 2009

[2] [2] Ling Junpu. Investigation of a Kub coaxial transittime oscillat with low guiding magic field[D]. Changsha: National University of Defense Technology, 2014

[3] [3] Song Lili. A Kab high power coaxial transittime oscillat[D]. Changsha: National University of Defense Technology, 2018

[4] Dang Fangchao, Yang Fuxiang, Ge Xingjun et al. A Ku-band compact disk-beam relativistic klystron oscillator operating at low guiding magnetic field[J]. IEEE Access, 9, 84170-84177(2021).

[5] Ling Junpu, Xu Weili, He Juntao et al. Experimental research on a gigawatt-class Ku-band coaxial transit-time oscillator with low guiding magnetic field[J]. Physics of Plasmas, 29, 073105(2022).

[6] Chen Daibing, Liu Qingxiang, He Hu. Theoretical and experimental researches on the X-band five-unit transit-time tube oscillator[J]. High Power Laser and Particle Beams, 17, 93-98(2005).

[7] Gao Xingfu, Song Lili, Zhang Haoran et al. A novel Ka-band coaxial transit time oscillator with internal extraction[J]. Review of Scientific Instruments, 92, 094704(2021).

[8] Gao Xingfu, Song Lili, Wang Lei et al. A high-power relativistic Ka-band millimeter-wave coaxial transit time oscillator with stable repetitive operation at low guiding magnetic field[J]. IEEE Transactions on Microwave Theory and Techniques, 72, 1529-1535(2024).

[9] Ling Junpu, He Juntao, Zhang Jiande et al. A novel Ku-band relativistic transit-time oscillator with three-cavity extractor and distance-tunable reflector[J]. Physics of Plasmas, 24, 013103(2017).

[10] Ju Jinchuan, Chen Yinghao, Zhou Yunxiao et al. A coaxial high power output cavity operating in hybrid TM₀₁-TM₀₂ modes for repetitive operation[J]. IEEE Electron Device Letters, 42, 1551-1554(2021).

[11] [11] Deng Bingfang. Investigation of a Vb relativistic transittime oscillat with low guiding magic field[D]. Changsha: National University of Defense Technology, 2021

[12] Pasour J, Smithe D, Friedman M. The triaxial klystron[J]. AIP Conference Proceedings, 474, 373-385(1999).

[13] Pasour J, Smithe D, Ludeking L. X-band triaxial klystron[J]. AIP Conference Proceedings, 691, 141-150(2003).

[14] Xiao Renzhen, Song Zhimin, Yang Dewen et al. Efficiency enhancement of a klystron-like relativistic backward wave oscillator with local decompression magnetic field[J]. Physics of Plasmas, 26, 013104(2019).

[15] Ling Junpu, He Juntao, Zhang Jiande. Numerical study of a coaxial transit-time oscillator with travelling-wave output structure[J]. Journal of National University of Defense Technology, 35, 120-125(2013).

[16] Ling Junpu, He Juntao, Zhang Jiande et al. Suppression of the asymmetric competition mode in the relativistic Ku-band coaxial transit-time oscillator[J]. Physics of Plasmas, 21, 103108(2014).

[17] Song Lili, He Juntao, Ling Junpu et al. Experimental research on Ka-band coaxial transit-time oscillator[J]. Physics of Plasmas, 25, 063107(2018).