Experimental determination of the nonlinear interaction in a one dimensional beam-plasma system

1973 ◽  
Vol 16 (9) ◽  
pp. 1464 ◽  
Author(s):  
K. W. Gentle
1998 ◽  
Vol 249-251 ◽  
pp. 175-179
Author(s):  
B. Kardynal ◽  
C.H.W. Barnes ◽  
E.H. Linfield ◽  
D.A. Ritchie ◽  
J.T. Nicholls ◽  
...  

1971 ◽  
Vol 30 (4) ◽  
pp. 1169-1177 ◽  
Author(s):  
Toshitaka Idehara ◽  
Kunizo Ohkubo ◽  
Shigetoshi Tanaka

1987 ◽  
Vol 38 (3) ◽  
pp. 483-493 ◽  
Author(s):  
Tadas Nakamura ◽  
Takashi Yamamoto

A new approach to the theoretical study of turbulent behaviour of a collisionless plasma is developed. This approach is based upon the concept or probability maximization originally applied to collisional gases by Boltzmann. The probability-maximization theory deals with stochastic processes in a steady turbulent plasma by solving for the most-probable distribution. Our theory as applied to counter-streaming electron beams can quantitatively predict beam retardation, i.e. a decrease in the mean velocity of electrons injected from the system boundary. This is also in agreement with the results of a one-dimensional numerical experiment performed for such a beam-plasma system.


1989 ◽  
Vol 44 (1) ◽  
pp. 101-107 ◽  
Author(s):  
L.G. Gibilaro ◽  
R. Di Felice ◽  
I. Hossain ◽  
P.U. Foscolo

2015 ◽  
Vol 81 (5) ◽  
Author(s):  
Nakia Carlevaro ◽  
Matteo V. Falessi ◽  
Giovanni Montani ◽  
Fulvio Zonca

In this paper we study transport features of a one-dimensional beam–plasma system in the presence of multiple resonances. As a model description of the general problem of a warm energetic particle beam, we assume $n$ cold supra-thermal beams and investigate the self-consistent evolution in the presence of the complete spectrum of nearly degenerate Langmuir modes. A qualitative transport estimation is obtained by computing the Lagrangian Coherent Structures of the system on given temporal scales. This leads to the splitting of the phase space into regions where the local transport processes are relatively faster. The general theoretical framework is applied to the case of the nonlinear dynamics of two cold beams, for which numerical simulation results are illustrated and analysed.


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