PIC-FDTD code for beam-wave interaction analysis in rippled wall slow wave structure

Author(s):  
Nalini Pareek ◽  
Ram Prakash ◽  
Udit Narayan Pal ◽  
Niraj Kumar ◽  
Niladri Sarkar
2010 ◽  
Vol 59 (9) ◽  
pp. 6659
Author(s):  
He Jun ◽  
Wei Yan-Yu ◽  
Gong Yu-Bin ◽  
Duan Zhao-Yun ◽  
Lu Zhi-Gang ◽  
...  

2014 ◽  
Vol 26 (6) ◽  
pp. 63030
Author(s):  
姚若妍 Yao Ruoyan ◽  
唐涛 Tang Tao ◽  
赵国庆 Zhao Guoqing ◽  
黄民智 Huang Minzhi ◽  
宫玉彬 Gong Yubin

2014 ◽  
Vol 644-650 ◽  
pp. 4099-4102 ◽  
Author(s):  
Yan Na Tang ◽  
Li Shi ◽  
Wen Qiu Xie ◽  
Zi Cheng Wang

The terahertz (THz) spectrum technique has become an important research content of electromagnetic field in recent years. Folded waveguide backward wave oscillator (BWO) is suitable to be used as THz high-power electromagnetic radiation source. Because it can realize electronic tuning within a wide frequency band and doesn’t require pre-stage source amplifier. In this paper, the high frequency characteristic, the transmission characteristics, and the particle beam wave interaction characteristics of the structure of folded waveguide BWO have been analyzed, and it is utilized to design geometry parameters of 650GHz folded waveguide slow-wave-structure (SWS). The design is been validated by particle beam wave interaction simulation experiments. The experiment results show that the output is over 1.7W within 42GHz bandwidth, and the electron efficiency can exceed 1%.


1988 ◽  
Vol 5 (4) ◽  
pp. 266-277 ◽  
Author(s):  
Luo Jirun ◽  
Xu Chenghe ◽  
Zhang Shichang ◽  
Hong Wenjie

Author(s):  
Prabhakar Tripathi ◽  
Arjun Kumar ◽  
Soumojit Shee ◽  
Smrity Dwivedi ◽  
P.K. Jain

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