[1] Benford J N, Cooksey N J, Levine J S, et al. Techniques for high power microwave sources at high average power[J]. IEEE Transactions on Plasma Science, 21, 388-392(1993).
[2] Benfd J, Swegle J A, Schamiloglu E. High power microwaves[M]. 2nd ed. New Yk: Tayl & Francis, 2007.
[3] Zhou Chuanming, Liu Guozhi, Liu Yonggui, et al. Highpower microwave sources[M]. Beijing: Atomic Energy Press, 2007
[4] Wang Huidao. Research on a Cb highefficiency relativistic backwardwave oscillat with lowmagicfield operation[D]. Beijing: Tsinghua University, 2021: 110
[5] Hu Xianggang, Song Wei, Li Lankai, . Design and test of permanent magnet used in high power microwave devices[J]. High Power Laser and Particle Beams, 28, 033017(2016).
[6] Chen Changhua, Liu Gouzhi. Introduction to relativistic backward wave oscillat[M]. Beijing: Science Press, 2021) ) .
[7] Lemke R W, Clark M C, Marder B M. Theoretical and experimental investigation of a method for increasing the output power of a microwave tube based on the split-cavity oscillator[J]. Journal of Applied Physics, 75, 5423-5432(1994).
[8] Chen Shunzhong, Dai Yinming, Zhao Baozhi, et al. Development of an 8-T conduction-cooled superconducting magnet with 300-mm warm bore for material processing application[J]. IEEE Transactions on Applied Superconductivity, 24, 4701605(2014).
[9] Xiao R Z, Zhang X W, Zhang L J, et al. Efficient generation of multi-gigawatt power by a klystron-like relativistic backward wave oscillator[J]. Laser and Particle Beams, 28, 505-511(2010).
[10] Chen Changhua, Liu Gouzhi, Song Zhimin, . Effects of axial guiding magnetic field on microwave power of relativistic backward oscillators[J]. High Power Laser and Particle Beams, 12, 745-748(2000).
[11] Yan Yujun. Design research of highefficiency relativistic backward wave oscillat f permanent mag packaging[D]. Mianyang: Southwest University of Science Technology, 2021: 110
[12] Andreev D, Kuskov A, Schamiloglu E. Review of the relativistic magnetron[J]. Matter and Radiation at Extremes, 4, 067201(2019).
[13] Chen Shunzhong, Wang Qiuliang, Sun Wanshuo, . The study of a 3T conduction-cooled superconducting magnet for animal magnetic resonance imaging[J]. Transactions of China Electrotechnical Society, 38, 879-888(2023).
[14] Ma Qiaosheng, Li Zhenghong, Lu Chaozheng, et al. Efficient operation of an oversized backward-wave oscillator[J]. IEEE Transactions on Plasma Science, 39, 1201-1203(2011).
[15] Song W, Chen C H, Sun J, et al. Investigation of an improved relativistic backward wave oscillator in efficiency and power capacity[J]. Physics of Plasmas, 19, 103111(2012).
[16] Wang Qiuliang, Wang Chunzhong, Wang Hui, et al. Development of conduction-cooled superconducting magnet for baby imaging[J]. IEEE Transactions on Applied Superconductivity, 20, 726-731(2010).
[17] Ni Zhipeng, Wang Qiuliang, Yan Luguang. A hybrid optimization approach to design of compact self-shielded super conducting magnetic resonance imaging magnet system[J]. Acta Physica Sinica, 62, 020701(2013).
[18] Zhang Zili, Zhou Benzhe, Liu Jianhua, et al. Engineering-based design and fabrication procedure for mid-temperature REBCO magnets accommodating the strong Ic anisotropy[J]. Superconductivity, 1, 100005(2022).
[19] Stavrev S, Grilli F, Dutoit B, et al. Comparison of numerical methods for modeling of superconductors[J]. IEEE Transactions on Magnetics, 38, 849-852(2002).