scholarly journals High-power test and thermal characteristics of a new radio-frequency quadrupole cavity for the Japan Proton Accelerator Research Complex linac

Author(s):  
Yasuhiro Kondo ◽  
Takatoshi Morishita ◽  
Kazuo Hasegawa ◽  
Etsuji Chishiro ◽  
Koichiro Hirano ◽  
...  
Author(s):  
Yasuhiro Kondo ◽  
Takatoshi Morishita ◽  
Saisyun Yamazaki ◽  
Toshihiko Hori ◽  
Yuki Sawabe ◽  
...  

2020 ◽  
Vol 2020 ◽  
pp. 1-6
Author(s):  
Xinsheng Yan ◽  
Lianmin Zhao ◽  
Bojiang Ding ◽  
Weiye Xu ◽  
Hua Jia ◽  
...  

A 324 MHz 200 kW waveguide-to-coaxial adaptor has been designed and fabricated for a microwave coupler in a radio frequency quadrupole system. Optimization of the adaptor is performed by the numerical study and experimental test. High-power measurements show that the reflection coefficient of the adaptor is less than −30 dB at the RFQ operating frequency, and there is no breakdown in the 228 kW pulse test. The measurement results are consistent with the simulation results, indicating that the adaptor has good high-power transmission performance. This work provides theoretical and experimental bases for a rectangular-to-coaxial adaptor design, especially in high-power steady-state operation.


2010 ◽  
Vol 22 (2) ◽  
pp. 411-414
Author(s):  
康明磊 Kang Minglei ◽  
陆元荣 Lu Yuanrong ◽  
朱昆 Zhu Kun ◽  
王智 Wang Zhi ◽  
颜学庆 Yan Xueqing ◽  
...  

2005 ◽  
Author(s):  
M. Iberler ◽  
V. Arsov ◽  
R. Berezov ◽  
J. Jacoby ◽  
Ch. Teske

2000 ◽  
Vol 71 (2) ◽  
pp. 767-770 ◽  
Author(s):  
Joseph D. Sherman ◽  
Gerald O. Bolme ◽  
Lash D. Hansborough ◽  
Thomas W. Hardek ◽  
Debora M. Kerstiens ◽  
...  

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