Molten Salt Ionic Mobilities in Terms of Group Velocity Correlation Functions

1977 ◽  
Vol 32 (9) ◽  
pp. 927-929 ◽  
Author(s):  
A. Klemm

AbstractThe internal mobilities of additive binary molten salt systems are given in terms of correlation functions of mean ionic velocities. For isotopic systems the expressions obtained are expanded in terms of the relative difference of the masses of the two cationic or anionic species involved.

1982 ◽  
Vol 70 (1-2) ◽  
pp. 77-81 ◽  
Author(s):  
B. Janik ◽  
J. Ściesiński ◽  
M.W. Evans ◽  
E. Kluk ◽  
T. Grochulski

2008 ◽  
Vol 140 ◽  
pp. 147-152 ◽  
Author(s):  
P. Raczynski ◽  
A. Dawid ◽  
Z. Dendzik ◽  
Z. Gburski

Excessive amounts of homocysteine in the human body have been considered recently as a factor which increases the risk of developing diseases of the cardiovascular system. The nanosystem composed of homocysteine molecules covering a single walled carbon nanotube have been studied by MD technique. The translational and rotational velocity correlation functions have been calculated for several temperatures, including the physiological temperature of 309 K. The qualitative interpretation of translational and reorientational dynamics of homocysteine molecules in this specific environment is presented.


1994 ◽  
Vol 49 (12) ◽  
pp. 1251-1255
Author(s):  
Lutz Schäfer ◽  
Alfred Klemm

Abstract Expressions in terms of group-velocity time-correlation functions for the ionic mobilities of molten 6LiCl,7 LiCl and (6Li,7 Li)Cl are derived, taking the time-averaged zero momentum of inertia of each of the three groups of ions into account. MD-simulations have been performed for 6LiCl and 7LiCl, yielding agreement between the simulated and the published experimental reduced isotope effect, although the temperature -volume conditions of the simulations did not conform with natural LiCl.


Author(s):  
Ian Proudman ◽  
G. K. Batchelor

AbstractIn this paper, the theoretical double and triple velocity correlation functions, f(r), g(r) and h(r), which correspond to Heisenberg's spectrum of isotropic turbulence, are obtained numerically for two Reynolds numbers. One set of these correlations is for the limiting case of infinite Reynolds number. In addition, a method is developed for deriving the approximate form of the double correlations for any Reynolds number, which is not too small, from the corresponding correlations for infinite Reynolds number. These theoretical correlations are then compared with the results of experiment.


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