Results 1 to 10 of about 1,017 (150)

A comparison of energetic particle energization observations at MMS and injections at Van Allen Probes

open access: yesFrontiers in Astronomy and Space Sciences, 2023
In this study, we examine particle energization and injections that show energetic electron enhancements at both MMS in the magnetotail and Van Allen Probes in the inner magnetosphere.
S. N. F. Chepuri   +9 more
doaj   +1 more source

The Comprehensive Inner Magnetosphere‐Ionosphere Model [PDF]

open access: yesJournal of Geophysical Research: Space Physics, 2014
AbstractSimulation studies of the Earth's radiation belts and ring current are very useful in understanding the acceleration, transport, and loss of energetic particles. Recently, the Comprehensive Ring Current Model (CRCM) and the Radiation Belt Environment (RBE) model were merged to form a Comprehensive Inner Magnetosphere‐Ionosphere (CIMI) model ...
Fok, M   +6 more
openaire   +1 more source

Prediction of Proton Pressure in the Outer Part of the Inner Magnetosphere Using Machine Learning

open access: yesSpace Weather, 2023
The information on plasma pressure in the outer part of the inner magnetosphere is important for simulations of the inner magnetosphere and a better understanding of its dynamics.
S. Y. Li   +5 more
doaj   +1 more source

Numerical considerations in simulating the global magnetosphere [PDF]

open access: yesAnnales Geophysicae, 2010
Magnetohydrodynamic (MHD) models of the global magnetosphere are very good research tools for investigating the topology and dynamics of the near-Earth space environment.
A. J. Ridley   +4 more
doaj   +1 more source

Inner magnetosphere coupling: Recent advances [PDF]

open access: yesJournal of Geophysical Research: Space Physics, 2017
AbstractThe dynamics of the inner magnetosphere is strongly governed by the interactions between different plasma populations that are coupled through large‐scale electric and magnetic fields, currents, and wave‐particle interactions. Inner magnetospheric plasma undergoes self‐consistent interactions with global electric and magnetic fields.
M. E. Usanova, Y. Y. Shprits
openaire   +3 more sources

IMF BY and the seasonal dependences of the electric field in the inner magnetosphere [PDF]

open access: yesAnnales Geophysicae, 2005
It is known that the electric field pattern at high latitudes depends on the polarity of the Y component of the interplanetary magnetic field (IMF BY) and season. In this study, we investigate the seasonal and BY dependences in the inner magnetosphere
H. Matsui   +5 more
doaj   +1 more source

Plasma Waves in the Inner Magnetosphere [PDF]

open access: yes, 2021
AbstractUnderstanding the role of plasma waves, extending from magnetohydrodynamic (MHD) waves at ultra-low-frequency (ULF) oscillations in the millihertz range to very-low-frequency (VLF) whistler-mode emissions at frequencies of a few kHz, is necessary in studies of sources and losses of radiation belt particles.
Hannu E. J. Koskinen   +1 more
openaire   +1 more source

Magnetopause displacements: the possible role of dust [PDF]

open access: yesAnnales Geophysicae, 2011
Large compressions of the magnetopause are proposed to occasionally result from temporary encounters of the magnetosphere with dust streams in interplanetary space. Such streams may have their origin in cometary dust tails or asteroids which cross the
R. A. Treumann   +2 more
doaj   +1 more source

Magnetopause Waves Controlling the Dynamics of Earth’s Magnetosphere [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2015
Earth’s magnetopause separating the fast and often turbulent magnetosheath and the relatively stagnant magnetosphere provides various forms of free energy that generate low-frequency surface waves.
Kyoung-Joo Hwang
doaj   +1 more source

Inner southern magnetosphere observation of Mercury via SERENA ion sensors in BepiColombo mission

open access: yesNature Communications, 2022
Mercury’s southern inner magnetosphere is an unexplored region as it was not observed by earlier space missions. In October 2021, BepiColombo mission has passed through this region during its first Mercury flyby.
S. Orsini   +91 more
doaj   +1 more source

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