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Detailed Reference Information |
Morioka, A., Nozawa, H., Misawa, H., Tsuchiya, F., Miyoshi, Y., Kimura, T. and Kurth, W. (2006). Rotationally driven quasi-periodic radio emissions in the Jovian magnetosphere. Journal of Geophysical Research 111: doi: 10.1029/2005JA011563. issn: 0148-0227. |
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The occurrence characteristics of Jovian multiple quasi-periodic (QP) bursts are investigated based on Galileo spacecraft observations. Multiple QP bursts recurrently appeared in a group with a planetary spin period of 10 hours. Their appearance was synchronized with the planetary rotation, i.e., they were preferably excited when Jupiter had a particular spin phase angle with respect to the Sun (at a subsolar longitude of System III around 260--320¿). We also found that the burst groups were activated during magnetospheric disturbances probably caused by solar wind pressure variations. The rotationally driven polar disturbances accompanying quasi-periodic particle accelerations and radio wave bursts are discussed as being one of the daily unloading processes of planetary rotational energy. |
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Abstract |
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Keywords
Magnetospheric Physics, Planetary magnetospheres (5443, 5737, 6033), Magnetospheric Physics, Solar wind/magnetosphere interactions, Magnetospheric Physics, Energetic particles, precipitating, Magnetospheric Physics, Magnetic storms and substorms |
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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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