Analysis of the dispersion characteristics of the photonic crystal in the generator with intense relativistic electron beam

Author(s):  
Artem Badarin ◽  
Semen Kurkin ◽  
Nikita Frolov ◽  
Alexey Koronovskii ◽  
Alexander Hramov ◽  
...  
2010 ◽  
Vol 77 (3) ◽  
pp. 419-429 ◽  
Author(s):  
SAEED MIRZANEJHAD ◽  
BEHROUZ MARAGHECHI ◽  
FARSHAD SOHBATZADEH ◽  
IMAN KAMEL-JAHROMI

AbstractSpace-charge waves in a relativistic electron beam that completely fills a cylindrical metallic waveguide and is guided by an ion channel are analyzed numerically. Equilibrium consists of a uniform and rigid rotation without betatron oscillations. Using cold fluid equations a differential equation and boundary conditions are derived that constitute an eigenvalue problem. This eigenvalue problem is solved, numerically, with the finite difference scheme using shooting method. Dispersion characteristics and electrostatic potential structures of azimuthally symmetric and nonsymmetric space-charge waves are studied. Perfect agreement with analytical results at asymptotic limit of zero axial velocity is found. It was found that relativistic effects modify the dispersion characteristics of the space-charge waves considerably and can concentrate the electric field energy of the wave into a thin and small shell around the axis.


2010 ◽  
Vol 17 (5) ◽  
pp. 053106 ◽  
Author(s):  
Saeed Mirzanejhad ◽  
Farshad Sohbatzadeh ◽  
Maede Ghasemi ◽  
Zeinab Sedaghat ◽  
Zeinab Mahdian

2015 ◽  
Vol 135 (6) ◽  
pp. 355-356 ◽  
Author(s):  
Takahiro Kazetoh ◽  
Kazumasa Takahashi ◽  
Toru Sasaki ◽  
Takashi Kikuchi ◽  
Nob. Harada ◽  
...  

1990 ◽  
Author(s):  
J. D. Miller ◽  
R. F. Schneider ◽  
H. S. Uhm ◽  
K. T. Nguyen ◽  
K. W. Struve

1978 ◽  
Vol 32 (2) ◽  
pp. 88-90 ◽  
Author(s):  
V. Granatstein ◽  
C. Roberson ◽  
G. Benford ◽  
D. Tzach ◽  
S. Robertson

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