Results 21 to 30 of about 5,638 (223)

Observations of Radiation Belt Losses Due to Cyclotron Wave-Particle Interactions [PDF]

open access: yes, 2020
Electron loss to the atmosphere plays a critical role in driving dynamics of the Earths Van Allen radiation belts and slot region. This is a review of atmospheric loss of radiation belt electrons caused by plasma wave scattering via Doppler-shifted ...
Abel   +388 more
core   +2 more sources

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

The interactions between ULF waves and cold charged particles in the Earth's magnetosphere

open access: yes地球与行星物理论评, 2022
In the solar wind-magnetosphere coupling processes, many kinds of plasma waves can be excited in the Earth's magnetosphere including ULF waves, hiss waves, chorus waves, etc. Among these waves, ULF waves are featured by the lowest wave frequency (1 mHz~1
Jie Ren, Qiugang Zong
doaj   +1 more source

Three-Body Dynamics and Self-Powering of an Electrodynamic Tether in a Plasmasphere [PDF]

open access: yes, 2010
The dynamics of an electrodynamic tether in a three-body gravitational environment are investigated. In the classical two-body scenario the extraction of power is at the expense of orbital kinetic energy.
Bombardelli C.   +23 more
core   +2 more sources

Premidnight plasmaspheric “plumes” [PDF]

open access: yesJournal of Geophysical Research: Space Physics, 1997
To explain observations of brief intervals of cold, dense plasma by geosynchronous satellites in the midnight sector prior to or during substorm onset, it has recently been proposed that dense plasmaspheric plasma is drawn out to geosynchronous orbit in the premidnight region by inductive electric fields during the growth phase of a geomagnetic ...
Daniel M. Ober   +6 more
openaire   +1 more source

Mode trapping in the plasmasphere [PDF]

open access: yesJournal of Geophysical Research: Space Physics, 2008
As a result of its steplike density profile, combined with the monotonically increasing dipole magnetic field close to the Earth, compressional waves propagating outside the plasmapause can tunnel through and be trapped in a narrow layer that acts as a potential well.
H. Turkakin, R. Marchand, Z. C. Kale
openaire   +1 more source

Pi 2 waves simultaneously observed by Cluster and CPMN ground-based magnetometers near the plasmapause [PDF]

open access: yesAnnales Geophysicae, 2011
We have analyzed an event on 14 February 2003 in which Cluster satellites and the CPMN ground magnetometer chain made simultaneous observations of a Pi 2 pulsation along the same meridian.
H. Kawano   +12 more
doaj   +1 more source

Disappearance of plasmaspheric hiss following interplanetary shock [PDF]

open access: yes, 2015
Plasmaspheric hiss is one of the important plasma waves controlling radiation belt dynamics. Its spatiotemporal distribution and generation mechanism are presently the object of active research.
Abel   +102 more
core   +3 more sources

The Potential for a Networked Ionospheric Sounding Constellation

open access: yesSpace Weather, 2022
A novel networked sounding constellation mission concept is proposed. Radio sounding is the original sensing method that proved the existence of the ionosphere. Satellite‐borne sounders provided the first global observations of the terrestrial ionosphere
A. T. Chartier
doaj   +1 more source

Prediction of plasmaspheric hiss spectral classes

open access: yesFrontiers in Astronomy and Space Sciences, 2022
We present a random forests machine learning model for prediction of plasmaspheric hiss spectral classes from the Van Allen Probes dataset. The random forests model provides accurate prediction of plasmaspheric hiss spectral classes obtained by the self ...
Dmitri Kondrashov   +4 more
doaj   +1 more source

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