The High-Latitude Ionosphere
CiteSeerX — INHOMOGENEOUS STRUCTURE OF THE HIGH-LATITUDE IONOSPHERE AS OBSERVED AT NORILSK
... [12] G.A. Zherebtsov, O.M. Pirog, O.I. Razuvaev ”The structure and dynamics of the high-latitude ionosphere,” Issledovaniya po geomagnetizmu, aeronomii i fizike Solntsa, N 75, Moscow: Nauka, pp. ...
11
ANGEO - Localized structure in the cusp and high-latitude ionosphere: a modelling study
... the high-latitude ionosphere developed at the University of Sheeld, ...the high-latitude ionosphere is investigated and examined with respect to the current views of polar patch ...
8
Radio tomographic imaging of the northern high latitude ionosphere on a wide geographic scale
... [ 20 ] Another encouraging aspect of the current study is the successful validation of the GPS mapping technique to give information on the basic features of the high- latitude ionosphere. The method ...
9
Interplanetary magnetic field control of fast azimuthal flows in the nightside high latitude ionosphere
... 4. Conclusions [ 14 ] This paper has investigated the nature of fast azimuthal flows in the nightside high-latitude ionosphere which have previously been associated with intervals of northward, but B ...
5
Radio-induced incoherent scatter ion line enhancements with wide altitude extents in the high-latitude ionosphere
... Observational evidence is presented, which shows that these apparent density enhancements appear to exhibit aspect-sensitive backscattering and are not associated with corresponding changes in the frequency of the ...
6
The structure of mid- and high-latitude ionosphere during September 1999 storm event obtained from GPS observations
... the ionosphere were analysed as a time series of TEC maps, which present 15 min averages of ...with high spatial and temporal ...the high-latitude ...sub-auroral ionosphere, were con- ...
6
Plasma flow boundaries in the high latitude ionosphere
... Chapter 1 Introduction and basic theory This thesis is concerned with solar wind - magnetosphere coupling which describes the interaction between the Earth’s magnetic field and the interplanetary environment. This ...
214
Use of radio occultation to probe the high-latitude ionosphere
... “E-layer-dominant ionosphere” (ELDI) profiles have geomagnetic latitudes that are consistent with climatological models of the auroral lo- ...magnetic latitude for signatures of precipitation in the E ...
12
ANGEO - Imaging of structures in the high-latitude ionosphere: model comparisons
... the high topside between model input and the reconstructed image can be attributed to the limitation imposed on the current work by the use in the quadratic programming method of only Chapman-type ...the ...
5
The response of high latitude ionosphere to the 2015 June 22 storm
... ABSTRACT This work investigates physical mechanisms triggering phase scintillations on L−band signals under strong stormy conditions. Thanks to selected ground−based Global Navigation Satellite Systems (GNSS) receivers, ...
14
Towards understanding the electrodynamics of the 3-dimensional high-latitude ionosphere: present and future
... the ionosphere to the lower satellite orbit, the second between the orbits of the lower and the upper satellite, and the third from the upper satellite or- bit to the upper edge of the ...
20
Relation of anomalous F region radar echoes in the high-latitude ionosphere to auroral precipitation
... 2 School of Physics and Astronomy, University of Southampton, Southampton, UK Correspondence to: Hanna Dahlgren ([email protected]) Received: 20 January 2017 – Accepted: 28 February 2017 – Published: 22 March 2017 Abstract. ...
5
Excitation of twin-vortex flow in the nightside high-latitude ionosphere during an isolated substorm
... Abstract. We present SuperDARN radar observations of the ionospheric flow during a well-observed high-latitude sub- storm which occurred during steady northward IMF condi- tions on 2 December 1999. These ...
25
The great space weather washing machine:Examining the dynamics of high latitude ionosphere thermosphere coupling
... Because the event in question had very large, sustained changes of the IMF direction, distinct lags were able to be determined for 61 separate locations within the FOV. On average, the neutral wind took around 75 minutes ...
149
Climatology of GPS phase scintillation and HF radar backscatter for the high-latitude ionosphere under solar minimum conditions
... The mean TEC depletions are identified with the statistical high-latitude and mid-latitude troughs. Phase scintillation occurs predominantly in the nightside auroral oval and the ionospheric ...
16
ANGEO - The relationship between electric fields, conductances and currents in the high-latitude ionosphere: a statistical study using EISCAT data
... Radio and Space Plasma Physics Group, Department of Physics and Astronomy, University of Leicester, University Road, Leicester, LE1 7RH, UK Received: 26 February 1998 / Revised: 4 June 1998 / Accepted: 8 June 1998 ...
10
Modelling high-latitude electron densities with a coupled thermosphere-ionosphere model
... The coupled model first calculates ionospheric para- meters because of the global importance of the energy and momentum inputs into the thermosphere via the high- latitude ionosphere. Locally these ...
12
High-latitude dayside ionosphere response to Pc5 field line resonance
... the high- latitude ionosphere, and especially a response of the plasma parameters at ESR latitude ...the ionosphere reacts to these ...
12
Model Simulation of Artificial Heating of the Daytime High Latitude F Region Ionosphere by Powerful High Frequency Radio Waves
... the high-latitude F layer, modified by the action of the ionospheric high-frequency heating facility, situated at the point with geographic coordinates of the HF heating facility near Tromso, ...
12
Complexity in the scaling of velocity fluctuations in the high-latitude F-region ionosphere
... Population B velocities tend to occur on open magnetic field lines. Figures 9b and 12b suggest the electric field fluc- tuations had scaling exponents beyond (less than) the values expected for basic MHD turbulence in ...
16