[PDF] Top 20 The dependence of plasma density in the topside ionosphere on the solar activity level
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The dependence of plasma density in the topside ionosphere on the solar activity level
... the dependence of plasma densities in the top- side ionosphere on solar activity level has been investigated by analyzing the DMSP total ion density, the SEM/SOHO EUV, and ... See full document
7
Statistical characteristics of the total ion density in the topside ionosphere during the period 1996–2004 using empirical orthogonal function (EOF) analysis
... seasonal dependence of the equatorial E×B ...during solar maximum and minimum (Fejer, 1981; Fejer et ...for solar minimum, except during the equinoctial months, for ...high solar flux and ... See full document
17
A global climatology for equatorial plasma bubbles in the topside ionosphere
... torial plasma bubble (EPB) occurrence based on evening sec- tor plasma density measurements from polar-orbiting De- fense Meteorological Satellite Program (DMSP) spacecraft during ...irregular ... See full document
10
On the plasma sheet dependence on solar wind and substorms and its role in magnetosphere ionosphere coupling
... of plasma sheet (PS) electrons, which in turn depends on the plasma sheet parameters T e and N e (electron temperature and density) proportionally to the quantity eTN = ( T e ) 1/2 / N e ...nightside ... See full document
8
Modeling the topside ionosphere by means of electron density values as recorded by the Swarm satellites constellation
... The ionosphere is the portion of the Earth’s upper atmosphere where ions and elec- trons of thermal energy are present in quantities sufficient to affect the propagation of radio waves ...incident solar ... See full document
11
ANGEO - Yearly variations in the low-latitude topside ionosphere
... electron density, i.e. the electron density is higher at one equinox than at the ...electron density is higher at the September equinox than at the March equinox while in the Northern Hemisphere the ... See full document
10
Diurnal, seasonal, latitudinal and solar cycle variation of electron temperature in the topside F-region of the Indian zone ionosphere
... electron density N e and the re- sulting electron cooling are compared more to that which oc- curs at ...the plasma from middle to low geomag- netic latitudes, and the plasma diffuses downward along ... See full document
12
Topside of the martian ionosphere near the terminator: Variations with season and solar zenith angle and implications for the origin of the transient layers
... Active Ionosphere Sounding mode (AIS) ...the topside transient layers are detected. Hereafter, we call a topside transient layer a ‘‘top ...how plasma density changes in this region ... See full document
14
Storm-time ionization enhancements at the topside low-latitude ionosphere
... ion density at nightside is more compli- cated such that the peaks of rDmax can occur during the re- covery phase at various local times: from the dusk to post- midnight ...the solar wind plasma ... See full document
10
ANGEO - Annual and seasonal variations in the low-latitude topside ionosphere
... and plasma, may also make a signi®cant contribution to the daytime annual anomaly, the E B drift velocity may slightly weaken the annual anomaly during daytime and strengthen the anomaly during the post-sunset ... See full document
12
The solar activity dependence of nonmigrating tides in electron density at low and middle latitudes observed by CHAMP and GRACE
... electron density observations from CHAMP and GRACE satellites to investigate the solar activity dependence of non- migrating tides at both low and middle ...electron density vary with ... See full document
10
Manifestation of solar activity in the global topside ion composition ? a study based on satellite data
... the topside ionosphere at solstices will be the subject of further ...outer ionosphere has been shown over such a large range of solar ...The density of ions with medium atomic weight ... See full document
8
Manifestation of solar activity in the global topside ion composition – a study based on satellite data
... The solar cycle variation of the most important parameters characterizing the ion composition in the top- side ionosphere is ...of solar cycle 22 (aver ...of solar cycle 21 (average ...of ... See full document
7
Topside measurements at Jicamarca during solar minimum
... shows plasma number density estimates, derived above 450 km by fitting the zero lag of the alternating code ACFs and nor- malizing to the double-pulse/ Faraday rotation data from be- ...the ... See full document
13
Comprehensive study of ULF upstream waves observed in the topside ionosphere by CHAMP and on the ground
... wave activity during daytime hours at middle latitudes as being generated by upstream ...the dependence of the wave power on the solar wind speed and the modula- tion of the occurrence rate by the ... See full document
18
Polar Topside Ionosphere During Geomagnetic Storms: Comparison of ISIS-II With TDIM
... 4. Topside Ionosphere Comparisons ...and solar indices shown in Figure 1 provided the storm ...a plasma flux tube are followed to the location and time where an ISIS-II ionogram was ...electron ... See full document
15
The morphology of the topside ionosphere of Mars under different solar wind conditions: Results of a multi-instrument observing campaign by Mars Express in 2010
... use solar wind, magnetosphere, and ionosphere data obtained by the Mars Express spacecraft during March/April 2010 to investigate this ...electron density profiles measured by radio occultations, ... See full document
11
ANGEO - Observations and model calculations of an additional layer in the topside ionosphere above Fortaleza, Brazil
... peak density of the F3 layer may be greater than the peak density of the F2 layer for a short period of time before local ...the plasma fountain at three locations to try and determine the relative ... See full document
7
Seasonal trends of nighttime plasma density enhancements in the topside ionosphere
... large plasma densities at magnetic latitudes beyond 30 ◦ ...ionospheric plasma at low latitudes and midlatitudes are controlled by the field-aligned plasma transport and chemical ...field-aligned ... See full document
12
GPS and in situ Swarm observations of the equatorial plasma density irregularities in the topside ionosphere
... the plasma density irregularities in the topside ionosphere by using the concurrent GPS and Langmuir probe measurements onboard the Swarm ...electron density, ...the topside ... See full document
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