Physics
Scientific paper
Jan 1987
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1987jgr....92...47p&link_type=abstract
Journal of Geophysical Research (ISSN 0148-0227), vol. 92, Jan. 1, 1987, p. 47-54. NASA-Navy-DNA-supported research.
Physics
12
Ampte (Satellites), Barium Ion Clouds, Coupling Coefficients, Plasma-Particle Interactions, Solar Wind, Spaceborne Experiments, Comets, Electrostatic Waves, Laminar Flow, Plasma Dynamics, Turbulent Flow
Scientific paper
Analysis of previously reported observations of the solar wind-barium interaction associated with the AMPTE artificial comet release of December 27, 1984, is presented. On the basis of these results the authors argue that the solar wind couples momentum (and energy) to the barium ions through both laminar and turbulent processes. The laminar forces acting on the particles are the laminar electric and magnetic fields; the turbulent forces are associated with the intense electrostatic wave activity. This wave activity is shown to be caused by a cross-field solar wind proton-barium ion streaming instability. The observed wave frequencies and saturated amplitudes are consistent with the authors' theoretical analysis.
Huba Joseph D.
Lui Anthony Tat Yin
Papadopoulos Konstantinos
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