A kinetic theory for electron cyclotron maser interaction in a waveguide: Coupling between a transverse electric mode and a transverse magnetic mode

1990 ◽  
Vol 2 (11) ◽  
pp. 2818-2832 ◽  
Author(s):  
Robert A. Schill ◽  
S. R. Seshadri
Author(s):  
R. K. Arora

SynopsisThe types of modes which may exist in an infinite parallel-plate waveguide with a centrally-placed unidirectionally conducting screen are studied. The effect of bifurcating an infinite parallel-plate waveguide by such a screen in the region x>O is investigated when a transverse electric mode is incident on the bifurcated region. The problem is solved by the Wiener-Hopf method, and expressions are derived for the amplitudes and phases of the reflected and transmitted modes. It is found that the transmitted field contains a hybrid wave and a slow wave, and the reflected field contains transverse electric and transverse magnetic waves.


2011 ◽  
Vol 98 (7) ◽  
pp. 071108 ◽  
Author(s):  
M. Theuer ◽  
A. J. Shutler ◽  
S. Sree Harsha ◽  
R. Beigang ◽  
D. Grischkowsky

2012 ◽  
Vol 31 (1) ◽  
pp. 9-15 ◽  
Author(s):  
Rui-Pin Chen ◽  
Khian-Hooi Chew

AbstractAnalytical far-field expressions for the transverse electric mode and transverse electric magnetic mode terms, and the energy flux distributions of vortex Airy beams are derived based on the vector angular spectrum of the beam and the stationary phase method. The physical pictures of vortex Airy beams from the vectorial structure are illustrated and the energy flux distributions are demonstrated in far-field. The influences of the beam parameters, especially the exponential factor, on the energy flux distributions of vortex Airy beams and its transverse electric mode and transverse electric magnetic mode terms are discussed. This work provides a new understanding of the propagation behaviors and applications of a vortex Airy beam.


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