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Detailed Reference Information |
Bruno, R., Bavassano, B., Pietropaolo, E., Carbone, V. and Veltri, P. (1999). Effects of intermittency on interplanetary velocity and magnetic field fluctuations anisotropy. Geophysical Research Letters 26: doi: 10.1029/1999GL010668. issn: 0094-8276. |
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Intermittency is a well-established feature of interplanetary MHD fluctuations and, we show the effect of intermittency on the radial evolution of solar wind velocity and magnetic field fluctuations anisotropy. On one hand we confirm results obtained by previous investigations which showed that magnetic fluctuation anisotropy increases with distance and, on the other hand, we prove that much of this trend is due to intermittency. Once intermittency has been reduced, thanks to a technique based on wavelet transform for the identification of the intermittent events, the radial trend vanishes. Similar analysis performed on velocity fluctuations, showed that intermittency although altering the anisotropy, does not markedly change its radial trend. ¿ 1999 American Geophysical Union |
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Abstract |
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Keywords
Interplanetary Physics, MHD waves and turbulence, Interplanetary Physics, Interplanetary magnetic fields, Interplanetary Physics, Solar wind plasma, Mathematical Geophysics, Nonlinear dynamics |
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Publisher
American Geophysical Union 2000 Florida Avenue N.W. Washington, D.C. 20009-1277 USA 1-202-462-6900 1-202-328-0566 service@agu.org |
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