[PDF] Top 20 Stormtime dynamics of the global thermosphere and equatorial ionosphere
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Stormtime dynamics of the global thermosphere and equatorial ionosphere
... Fig. 6. Natural logarithm of E th SW and ε V S for the disturbances on JDs 206–211, 2004. Vertical lines mark periods of decreased electric fields; slanted lines give the relaxation time τ E . that correlate with ... See full document
10
An investigation of solar flare effects on equatorial ionosphere and thermosphere using co ordinated measurements
... in equatorial electro- dynamics comprehensively in context of ion-neutral cou- pling, using high cadence coordinated ionospheric and thermospheric ... See full document
8
A year long comparison of GPS TEC and global ionosphere-thermosphere models
... the equatorial region, but still to smaller ...the thermosphere, photoionization of more oxygen should lead to more TEC in the Southern Hemisphere, which is what happened in ... See full document
19
Effect of the solar activity variation on the Global Ionosphere Thermosphere Model (GITM)
... h apogee = 353 km; h perigee = 323 km). branch of the orbit. Figures 10, 11, 13 and 15 show that, around ±30 ◦ latitude, there are two distinct zones of high relative ratio values with respect to the rest of the ... See full document
12
Equinoctial asymmetry of a low-latitude ionosphere-thermosphere system and equatorial irregularities: evidence for meridional wind control
... 3-D global iono- sphere code SAMI3 (Huba et ...post-sunset ionosphere; it was limited to 4 ◦ in longitude with a periodic boundary condition in or- der to obtain sufficient resolution for ESF ... See full document
8
Low latitude ionosphere-thermosphere dynamics studies with inosonde chain in Southeast Asia
... the equatorial station, Chumphon, are somewhat smaller than the values at the low-latitudes, which suggests that the variability at low latitudes mostly originated from a neutral wind effect, but not from a zonal ... See full document
9
Low latitude ionosphere-thermosphere dynamics studies with inosonde chain in Southeast Asia
... the equatorial station, Chumphon, are somewhat smaller than the values at the low-latitudes, which suggests that the variability at low latitudes mostly originated from a neutral wind effect, but not from a zonal ... See full document
10
Response of the mesosphere-thermosphere-ionosphere system to global change - CAWSES-II contribution
... A growing number of model studies during the past decade have advanced to a level where they have started to reproduce a near zero temperature trend with an in- clination towards negative trends near the mesopause ... See full document
19
The great space weather washing machine:Examining the dynamics of high latitude ionosphere thermosphere coupling
... “washing machine” of charged and neutral particles, moving through various different spin cycles of coupling strength. Firstly, it is the inherent differences between neutral and plasma flows that result in one of the ... See full document
149
Observations of thermosphere and ionosphere changes due to the dissipative 6.5-day wave in the lower thermosphere
... the Thermosphere Ionosphere Mesosphere Energetics and Dynamics (TIMED) satellite during the years 2002– 2007 were used to describe the seasonal variations of the westward propagating ...International ... See full document
10
Quiet Time Correlation Between Geomagnetic Field Variations and the Dynamics of the East African Equatorial Ionosphere
... the thermosphere as in the work of Ayorinde et ...zonal equatorial electric field as indicated in the work of Alken and Maus, (2009) and ...African equatorial region than West Africa due to the ... See full document
13
Mars Global Ionosphere‐Thermosphere Model: Solar cycle, seasonal, and diurnal variations of the Mars upper atmosphere
... afternoon equatorial temperatures near ∼200 km are predicted to vary from ∼210 to 350 K (equinox) and ∼190 to 390 K (aphelion to perihelion) over the solar ... See full document
32
Gravity waves in the equatorial thermosphere and their relation to lower atmospheric variability
... the thermosphere induce wavy structures of the zonal wind in the upper ...the global distributions of electrons and ions are pre- scribed using an empirical model—and are not ...the ionosphere ... See full document
8
Bayesian calibration of the Thermosphere-Ionosphere Electrodynamics General Circulation Model (TIE-GCM)
... coupled dynamics, chemistry, energetics, and electrodynamics of the global thermosphere-ionosphere system between about 97 km and 500 km ...the ionosphere, primarily on the day side of ... See full document
8
The dynamics of the mesosphere and lower thermosphere: a brief review
... The dynamics of the mesosphere-lower thermosphere (MLT) (60 to 110 km) is dominated by waves and their ...the dynamics of the ...the equatorial mesosphere, gravity wave driving leads to ... See full document
13
Comparative investigations of equatorial electrodynamics and low-to-mid latitude coupling of the thermosphere-ionosphere system
... We model 6300 ˚ A airglow emissions using the NCAR Thermosphere-Ionosphere-Electrodynamic General Circula- tion Model (TIEGCM) in conjunction with an airglow model (Mendillo et al., 1993; Semeter et al., ... See full document
11
A global climatology for equatorial plasma bubbles in the topside ionosphere
... ploit global and continuous observations of plasma densities at low magnetic latitudes in the evening LT sector in prepa- ration for the C/NOFS ...with equatorial crossings separated in longitude by ∼25 ◦ ... See full document
10
Equinoctial transitions in the ionosphere and thermosphere
... the thermosphere by Fuller-Rowell and Rees (1983) confirmed seasonal changes of neutral com- position caused by global circulation in the ...the thermosphere, confirmed that seasonal changes take ... See full document
14
A Year‐Long Comparison of GPS TEC and Global Ionosphere‐Thermosphere Models
... GITM is represented by blue, TIE-GCM by red, and GPS observations by the dashed black line. The RMSE for each model is displayed in the bottom left of each plot..[r] ... See full document
81
Gas Giant Magnetosphere Ionosphere Thermosphere Coupling
... netospheric plasma in order to enforce corotation with the planetary magnetic field. Angular velocities of the magnetospheric plasma at Jupiter and Saturn. a) Galileo.. azimuthal plasma [r] ... See full document
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