scholarly journals Conversion of Magnetic-Field Energy Into Kinetic Energy in the Solar Wind

1971 ◽  
Vol 169 ◽  
pp. 369 ◽  
Author(s):  
Y. C. Whang
2002 ◽  
Vol 29 (10) ◽  
pp. 86-1-86-4 ◽  
Author(s):  
B. Hnat ◽  
S. C. Chapman ◽  
G. Rowlands ◽  
N. W. Watkins ◽  
W. M. Farrell

2007 ◽  
Vol 34 (15) ◽  
Author(s):  
B. Hnat ◽  
S. C. Chapman ◽  
K. Kiyani ◽  
G. Rowlands ◽  
N. W. Watkins

2009 ◽  
Vol 27 (5) ◽  
pp. 1969-1978 ◽  
Author(s):  
S. A. Kiehas ◽  
V. S. Semenov ◽  
H. K. Biernat ◽  
V. V. Ivanova ◽  
R. Nakamura ◽  
...  

Abstract. We investigate a series of six TCRs (traveling compression regions), appearing in the course of a small substorm on 19 September 2001. Except for two of these TCRs, all Cluster spacecraft were located in the lobe and detected the typical signatures of TCRs, i.e., compressions in |B| and bipolar Bz variations. We use these perturbations in Bz for calculations on the magnetic energy inside the TCR and compare the amount of magnetic field energy with the kinetic energy inside the underlying plasma bulge. According to results obtained from theory, the amount of magnetic energy inside TCRs is about two times higher than the kinetic plasma energy inside the accompanied plasma bulge. We verify this theoretical result by first investigations of the magnetic field energy inside TCRs. The calculations lead to a magnetic energy in the order of 1010 Joule per RE for each of the TCRs.


2008 ◽  
Vol 17 (09) ◽  
pp. 1591-1601
Author(s):  
R. SCHLICKEISER

In powerful cosmic nonthermal radiation sources with dominant magnetic-field self generation, the generation of magnetic fields at almost equipartition strength by relativistic plasma instabilities operates as fast as the acceleration or injection of ultra-high energy radiating electrons and hadrons in these sources. Consequently, the magnetic field strength becomes time-dependent and adjusts itself to the actual kinetic energy density of the radiating electrons in these sources. This coupling of the magnetic field and the magnetic field energy density to the kinetic energy of the radiating particles changes both the intrinsic temporal evolution of the relativistic particle energy spectrum after injection and the synchrotron and synchrotron self-Compton emissivities.


Author(s):  
Wei He ◽  
Jitao Zhang ◽  
Yueran Lu ◽  
Aichao Yang ◽  
Chiwen Qu ◽  
...  

1990 ◽  
Vol 140 ◽  
pp. 159-162
Author(s):  
V.G. Berman ◽  
L.S. Marochnik ◽  
Yu.N. Mishurov ◽  
A.A. Suchkov

We show that large–scale motions of the interstellar gas, such as those associated with galactic density waves, easily develop, over a wide range of scales, shocks and discontinuities which are expected to generate turbulence. The latter is supposed to evoke diffusion of magnetic fields and cosmic rays on scales down to a few parsecs. We suggest that these processes may be of major importance in discussions of interconnections between the observed radio emission of the disks of spiral galaxies and the gas density distribution within them. In particular, we predict that the density of cosmic rays and magnetic field energy must be much less contrasted (on scales of ~1 pc and up to the scales of galactic shocks) than the gas density, hence the synchrotron radio emission is not as contrasted as is predicted under the hypothesis of a fully frozen-in magnetic field.


2006 ◽  
Vol 34 (1-2) ◽  
pp. 425-428 ◽  
Author(s):  
S.K. Lyo ◽  
E. Bielejec ◽  
J.A. Seamons ◽  
J.L. Reno ◽  
M.P. Lilly ◽  
...  

1996 ◽  
Vol 39 (11-12) ◽  
pp. 930-934
Author(s):  
V. I. Abramenko ◽  
V. B. Yurchishin ◽  
T. J. Wang

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