Results 31 to 40 of about 637,520 (196)

Erosion of the inner magnetosphere during geomagnetic storms [PDF]

open access: yesAnnales Geophysicae, 1997
Using the empirical magnetic field model dependent on the Dst index and solar wind dynamic pressure, we calculated the behaviour of the contour B = Bs in the equatorial plane of the magnetosphere where Bs is the magnetic field in the subsolar point ...
E. Y. Feshchenko, Y. P. Maltsev
doaj   +1 more source

Modeling Inner Magnetospheric Electrodynamics [PDF]

open access: yes, 2013
We describe a model of inner magnetospheric electrodynamics that couples the Rice Convection Model (RCM) to an equilibrium magnetic field model. The equilibrium model is a modified version of the Hesse-Birn [1993] magnetofriction code, adapted for use in the inner magnetosphere.
F. R. Toffoletto   +4 more
openaire   +1 more source

Spatial spreading of magnetospherically reflected chorus elements in the inner magnetosphere [PDF]

open access: yesAnnales Geophysicae, 2013
Abstract. Chorus-type whistler waves are known to be generated in the vicinity of the magnetic equator, in the low-density plasma trough region. These wave packets propagate towards the magnetic poles, deviating from the magnetic field lines, before being eventually reflected at higher latitudes.
H. Breuillard   +7 more
openaire   +3 more sources

Global 3D MHD Simulations of Waves in Accretion Discs

open access: yesEPJ Web of Conferences, 2013
We discuss results of the first global 3D MHD simulations of warp and density waves in accretion disks excited by a rotating star with a misaligned dipole magnetic field. A wide range of cases are considered.
Romanova M.M., Lovelace R.V.E.
doaj   +1 more source

Nowcast model for low‐energy electrons in the inner magnetosphere [PDF]

open access: yesSpace Weather, 2015
AbstractWe present the nowcast model for low‐energy (<200 keV) electrons in the inner magnetosphere, which is the version of the Inner Magnetosphere Particle Transport and Acceleration Model (IMPTAM) for electrons. Low‐energy electron fluxes are very important to specify when hazardous satellite surface‐charging phenomena are considered.
Ganushkina, N. Yu.   +3 more
openaire   +2 more sources

Magnetosphere-ionosphere coupling in Jupiter's middle magnetosphere: Computations including a self-consistent current sheet magnetic field model

open access: yes, 2011
In this paper we consider the effect of a self-consistently computed magnetodisc field structure on the magnetosphere-ionosphere coupling current system at Jupiter.
Jonathan D. Nichols (7590554)
core   +7 more sources

3D MHD Simulations of Waves Excited in an Accretion Disk by a Rotating Magnetized Star

open access: yesEPJ Web of Conferences, 2014
We present results of global 3D MHD simulations of warp and density waves in accretion disks excited by a rotating star with a misaligned dipole magnetic field. A wide range of cases are considered.
Lovelace R.V.E., Romanova M.M.
doaj   +1 more source

Does Ring Current Heating Generate the Observed O+ Shell?

open access: yesGeophysical Research Letters, 2020
The Naval Research Laboratory (NRL) Sami3 is Also a Model of the Ionosphere (SAMI3) ionosphere/plasmasphere code is used to examine the effect of ring current heating during a storm. With a ring current heating function added to SAMI3, a cold thermal (
J. Krall, J. D. Huba, M.‐C. Fok
doaj   +1 more source

Two types of ion spectral gaps in the quiet inner magnetosphere: Interball-2 observations and modeling [PDF]

open access: yesAnnales Geophysicae, 2002
We analyse measurements of ion spectral gaps (ISGs) observed by the ION particle spectrometer on board the Interball-2 satellite. The ISG represents a sharp decrease in H+ flux at a particular narrow energy range.
N. Y. Buzulukova   +9 more
doaj   +1 more source

Electron cyclotron harmonic waves in Jovian magnetosphere as seen by Juno

open access: yesFrontiers in Astronomy and Space Sciences, 2023
Electron cyclotron harmonic (ECH) waves along with whistler mode waves are suggested to be responsible for causing the persistent diffuse aurora in Jupiter.
J. Joseph   +5 more
doaj   +1 more source

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