Results 11 to 20 of about 77,336 (163)

Whistler waves produced by monochromatic currents in the low nighttime ionosphere [PDF]

open access: yesAnnales Geophysicae, 2021
We use a full-wave approach to find the field of monochromatic whistler waves, which are excited and propagating in the low nighttime ionosphere. The source current is located in the horizontal plane and can have arbitrary finite distribution over ...
V. G. Mizonova   +2 more
doaj   +3 more sources

On the Electric Fields Produced by Dipolar Coulomb Charges of an Individual Thundercloud in the Ionosphere [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2015
In this paper we study the transmission of the electrostatic field due to coulomb charges of an individual thundercloud into the midlatitude ionosphere, taking into account the total geomagnetic field integrated Pedersen conductivity of the ionosphere.
Vitaly P. Kim, Valery V. Hegai
doaj   +2 more sources

Penetration of the electric and magnetic field components of Schumann resonances into the ionosphere [PDF]

open access: yesAnnales Geophysicae, 2005
A penetration of electric and magnetic fields of the first global electromagnetic ELF resonance into the ionosphere in the cavity Earth-ionosphere is investigated numerically.
V. Grimalsky   +3 more
doaj   +3 more sources

Determination of nighttime VTEC average in the Klobuchar ionospheric delay model

open access: yesGeodesy and Geodynamics, 2018
The Klobuchar model has been widely used to correct the ionospheric delay in applications. However, the NVTEC (Nighttime Vertical Total Electron Content) of the Klobuchar model employs an empirical constant of 9 TECU (Total Electron Content Unit) at L1 ...
Weili Zhou   +4 more
doaj   +2 more sources

Subauroral electron temperature enhancement in the nighttime ionosphere [PDF]

open access: yesAnnales Geophysicae, 2006
In the nightside subauroral region, heat transfer from the ring current causes a significant increase in the electron temperature of the upper ionosphere. Using DE-2 satellite data, we investigate the properties of this remarkable feature.
G. W. Prölss
doaj   +4 more sources

Inferring Nighttime Ionospheric Parameters with the Far Ultraviolet Imager Onboard the Ionospheric Connection Explorer [PDF]

open access: yesSpace Science Reviews, 2018
The Ionospheric Connection Explorer (ICON) Far Ultraviolet (FUV) imager, ICON FUV, will measure altitude profiles of OI 135.6 nm emissions to infer nighttime ionospheric parameters. Accurate estimation of the ionospheric state requires the development of
Makela, Jonathan J   +19 more
core   +6 more sources

Observation of periodic fluctuations in electron and ion temperatures at the low-latitude upper ionosphere by SROSS-C2 satellite [PDF]

open access: yesAnnales Geophysicae, 2004
The electron and ion temperature at the low-latitude ionosphere exhibits a wide variety of fluctuations. Observations using SROSS-C2 satellite RPA payload during 1995–2000 provide an excellent opportunity to study the fluctuations in Te and Ti in the ...
S. R. Prabhakaran Nayar   +10 more
doaj   +3 more sources

Ionospheric storm effects in the nighttime E region caused by neutralized ring current particles [PDF]

open access: yesAnnales Geophysicae, 1997
During magnetic storms an anomalous increase in the ionization density of the nighttime E region is observed at low and middle latitudes. It has been suggested that this effect is caused by the precipitation of neutralized ring current particles. Here
R. Bauske, S. Noël, G. W. Prölss
doaj   +3 more sources

Yearly variations in the low-latitude topside ionosphere [PDF]

open access: yesAnnales Geophysicae, 2000
Observations made by the Hinotori satellite have been analysed to determine the yearly variations of the electron density and electron temperature in the low-latitude topside ionosphere.
G. J. Bailey   +4 more
doaj   +2 more sources

Seasonal trends of nighttime plasma density enhancements in the topside ionosphere [PDF]

open access: yesJournal of Geophysical Research: Space Physics, 2014
International audienceIn situ registrations of electron density from the Langmuir probe on board Detection ofElectro-Magnetic Emissions Transmitted from Earthquake Regions satellite are used to study spatialand temporal evolution of nighttime plasma ...
Lebreton, Jean-Pierre   +9 more
core   +5 more sources

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