Results 11 to 20 of about 5,737,181 (292)

A coordinated ground-based and IMAGE satellite study of quiet-time plasmaspheric density profiles [PDF]

open access: yes, 2003
Cold plasma mass density profiles in the plasmasphere have been determined for the geomagnetically quiet day of 19th August 2000 using the cross-phase technique applied to ground-based magnetometer data from the SAMNET, IMAGE and BGS magnetometer arrays.
Ozeke, L.G.   +6 more
core   +5 more sources

A density-temperature description of the outer electron radiation belt during geomagnetic storms [PDF]

open access: yes, 2010
Bi-Maxwellian fits are made to energetic-electron flux measurements from seven satellites in geosynchronous orbit, yielding a number density (n) and temperature (T) description of the outer electron radiation belt.
Denton, Michael H.   +2 more
core   +4 more sources

Accuracy assessment of the quiet-time ionospheric F2 peak parameters as derived from COSMIC-2 multi-GNSS radio occultation measurements

open access: yesJournal of Space Weather and Space Climate, 2021
The Constellation Observing System for Meteorology, Ionosphere, and Climate 2 (COSMIC-2) mission was launched into a low-inclination (24°) orbit on June 25, 2019.
Cherniak Iurii   +7 more
doaj   +1 more source

Relationships between electron density, height and sub-peak ionospheric thickness in the night equatorial ionosphere [PDF]

open access: yesAnnales Geophysicae, 2006
The development and decay of the southern equatorial anomaly night-time peak in electron density as seen at a number of ionosonde reflection points extending from New Guinea and Indonesia into northern Australia was examined in terms of the ...
K. J. W. Lynn   +2 more
doaj   +1 more source

Electron Density Profile Measurements on LHD

open access: yesIEEE Transactions on Plasma Science, 2003
Several kinds of density diagnostics have been developed and routinely operated to provide density profile information on the Large Helical Device. A 13-channel far-infrared laser interferometer and a two-color millimeter-wave interferometer are used for monitoring the density profile.
K. Kawahata   +8 more
openaire   +1 more source

Electron loss rates from the outer radiation belt caused by the filling of the outer plasmasphere: The calm before the storm [PDF]

open access: yes, 2009
Measurements from seven spacecraft in geosynchronous orbit are analyzed to determine the decay rate of the number density of the outer electron radiation belt prior to the onset of high-speed-stream-driven geomagnetic storms.
Denton, Michael H.   +3 more
core   +5 more sources

Interfacing between regional and global, electron density height profile

open access: yesAnnals of Geophysics, 1996
A first analysis of the possibility of interfacing regional and global electron density height profile models, over a buffer zone, was performed considering the results obtained using different models such as IRI 90 (Bilitza, 1990), DGR (Di Giovanni et ...
L. R. Cander, B. Zolesi
doaj   +1 more source

Electron Density Profiles

open access: yes, 2023
Output Data for figure 7 in section 4.Format is:Height PerameterElectron ...
openaire   +1 more source

An Examination of FORMOSAT-3/COSMIC Ionospheric Electron Density Profile: Data Quality Criteria and Comparisons with the IRI Model

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2009
In this article, we analyze the properties of ionospheric electron density profiling retrieved from FORMOSAT-3/COSMIC radio occultation measurements. Two parameters, namely, the gradient and fluctuation of the topside electron density profile, serve as ...
Kuo-Feng Yang   +4 more
doaj   +1 more source

Size-Dependent Errors in Real-Time Electron Density Propagation [PDF]

open access: yes, 2023
Real-time (RT) electron density propagation with time-dependent density functional theory (TDDFT) or Hartree-Fock (TDHF) is one of the most popular methods to model the charge transfer in molecules and materials. However, both RT-TDHF and RT-TDDFT within
Karnamohit, Ranka, Christine M., Isborn
core   +2 more sources

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