Effect of finite ion temperature on ion acoustic solitary waves in a two-temperature electron-plasma system

1997 ◽  
Vol 75 (5) ◽  
pp. 337-343 ◽  
Author(s):  
P Chatterjee ◽  
R Roychoudhury
1988 ◽  
Vol 66 (6) ◽  
pp. 467-470 ◽  
Author(s):  
Sikha Bhattacharyya ◽  
R. K. Roychoudhury

The effect of ion temperature on ion-acoustic solitary waves in the case of a two-ion plasma has been investigated using the pseudopotential approach of Sagdeev. An analytical solution for relatively small amplitudes has also been obtained. Our result has been compared, whenever possible, with the experimental result obtained by Nakamura. It is found that a finite ion temperature considerably modifies the restrictions on the Mach number obtained for cold ions.


2009 ◽  
Vol 16 (4) ◽  
pp. 042311 ◽  
Author(s):  
Prasanta Chatterjee ◽  
Kaushik Roy ◽  
Sithi V. Muniandy ◽  
S. L. Yap ◽  
C. S. Wong

1981 ◽  
Vol 59 (6) ◽  
pp. 719-721 ◽  
Author(s):  
Bhimsen K. Shivamoggi

The propagation of weakly nonlinear ion–acoustic waves in an inhomogeneous plasma is studied taking into account the effect of finite ion temperature. It is found that, whereas both the amplitude and the velocity of propagation decrease as the ion–acoustic solitary wave propagates into regions of higher density, the effect of a finite ion temperature is to reduce the amplitude but enhance the velocity of propagation of the solitary wave.


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