Results 151 to 160 of about 59,334 (317)

Statistical Properties of Dayside Whistler‐Mode Waves at Low Latitudes Under Various Solar Wind Conditions

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 4, April 2025.
Abstract While whistler‐mode waves are generated by injected anisotropic electrons on the nightside, the observed day‐night asymmetry of wave distributions raises an intriguing question about their generation on the dayside. In this study, we evaluate the distributions of whistler‐mode wave amplitudes and electrons as a function of distance from the ...
Y. Peng, W. Li, Q. Ma, X.‐C. Shen
wiley   +1 more source

Asymmetric distribution of reconnection jet fronts in the Jovian nightside magnetosphere

open access: yes, 2013
Magnetic reconnection plays important roles in mass transport and energy conversion in planetary magnetospheres. It is considered that transient reconnection causes localized auroral arcs or spots in the Jovian magnetosphere, by analogy to the case in ...
S. Kasahara   +8 more
semanticscholar   +1 more source

MMS Analysis of a Dayside Compressed Magnetospheric Separatrix in the Presence of Cold Ions and a Moderate Guide Field

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 4, April 2025.
Abstract This study reports on a dayside magnetic reconnection event detected by the Magnetospheric Multiscale mission in the presence of a moderate guide field (≃0.5 $\simeq 0.5$ times the reconnecting magnetic field on the magnetosphere side) and assumed to be present in the whole reconnection region.
M. Baraka   +28 more
wiley   +1 more source

Modeling Jupiter's magnetosphere: Influence of the internal sources

open access: yes, 2013
We introduce a new model to study Jupiter's magnetosphere and how it interacts with the solar wind. We first derive a set of one‐fluid MHD equations to consistently include the ion‐neutral collisions in Jupiter's ionosphere and the mass loading in the Io
E. Chané, J. Saur, S. Poedts
semanticscholar   +1 more source

Cluster Observations of Plasma in the High Latitude Magnetotail Associated With Cusp‐Aligned Arcs

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 4, April 2025.
Abstract During periods of northward interplanetary magnetic field (IMF), the magnetospheric structure and dynamics are dramatically different compared to the southward IMF case. Previous studies using both observations and simulations have shown that under northward IMF the magnetotail becomes dominated by closed magnetic flux and associated trapped ...
M. K. Mooney   +5 more
wiley   +1 more source

Limits on the Efficacy of Wave‐Particle Interaction on the Energization and Transport of Atomic and Molecular Heavy Ionospheric Ions

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 4, April 2025.
Abstract Ionospheric molecular ions, such as N2+ ${\mathrm{N}}_{2}^{+}$, NO+, and O2+ ${\mathrm{O}}_{2}^{+}$, have been observed in Earth's high‐altitude ionosphere and the magnetosphere by several spacecraft missions. Their presence not only indicates that they obtain sufficient energy through effective energization mechanisms, predominantly during ...
Mei‐Yun Lin, Raluca Ilie, Alex Glocer
wiley   +1 more source

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