Results 101 to 110 of about 6,013 (205)

Auroral effects in the D region of the ionosphere [PDF]

open access: yes
The possible effects are discussed of radiations and corpuscles on relatively short-term changes in the circulation of the atmosphere (the development of cellular patterns in the zonal westerly flow, leading to the formation of cyclones) and relatively ...
Akasofu, S. I.
core   +1 more source

Magnetosphere-Ionosphere Coupling Through E-region Turbulence: Anomalous Conductivities and Frictional Heating

open access: yes, 2011
Global magnetospheric MHD codes using ionospheric conductances based on laminar models systematically overestimate the cross-polar cap potential during storm time by up to a factor of two.
Bahcivan   +52 more
core   +1 more source

Polar disturbances and the field of the magnetosphere [PDF]

open access: yes
Magnetic disturbance and auroral electrojet effects on magnetospheric ...
Bryunelli, B. E.
core   +1 more source

The International Equatorial Electrojet Year

open access: yesEos, Transactions American Geophysical Union, 1992
During its sixth scientific assembly in Exeter, United Kingdom, the International Association of Geomagnetism and Aeronomy (IAGA) designated September 1991–March 1993 as the International Equatorial Electrojet Year (IEEY). During this period, intensive and coordinated campaigns on the equatorial electrojet (EEJ) and related aeronomic phenomena are ...
openaire   +1 more source

Empirical Model of Equatorial ElectroJet (EEJ) Using Long‐Term Observations From the Indian Sector

open access: yesSpace Weather
The Equatorial Electrojet (EEJ) is one of the important near‐earth space weather phenomena which exhibits significant diurnal, seasonal and solar activity variations.
S. Tulasi Ram   +7 more
doaj   +1 more source

Imaging radar observations and nonlocal theory of large-scale plasma waves in the equatorial electrojet

open access: yes, 2002
International audienceLarge-scale (l ~ 1 km) waves in the daytime and night-time equatorial electrojet are studied using coherent scatter radar data from Jicamarca.
Chau, J. L., Hysell, D. L.
core   +2 more sources

The response of ionospheric convection in the polar cap to substorm activity

open access: yesAnnales Geophysicae
We report multi-instrument observations during an isolated substorm on 17 October 1989. The EISCAT radar operated in the SP-UK-POLI mode measuring ionospheric convection at latitudes 71°λ-78°λ.
M. Lester   +6 more
doaj  

The Electromagnetic Characteristics of the Polar Ionosphere during a Moderately Disturbed Period [PDF]

open access: yesJournal of Astronomy and Space Sciences, 1995
The distribution of the ionospheric conductivities, electric potential, ionospheric currents, filed-aligned current, Joule heating rate, and particle energy input rate by auroral electrons along with the characteristics of auroral particle spectrum are ...
B. H. Ahn
doaj  

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