Results 91 to 100 of about 5,557 (207)

Cold ions of ionospheric origin observed at the dayside magnetopause and their effects on magnetic reconnection [PDF]

open access: yes, 2015
Thesis (Ph.D.) University of Alaska Fairbanks, 2015Magnetic reconnection at the dayside magnetopause is one of the most important mechanisms that efficiently transfers solar wind particles, momentum, and energy into the magnetosphere.
Lee, Sun-Hee, 이, 선희
core  

Enhanced Radiation Exposure of Airline Crew and Passengers During the May 2024 Geomagnetic Storm

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 1, January 2026.
Abstract Enhanced radiation at aviation altitudes is a concern for flight crew and passengers. During space weather events, solar flares and coronal mass ejection (CME) driven shocks are sources of energetic particles that can reach Earth's near‐space environment and interact with its magnetic field and atmosphere.
Homayon Aryan   +6 more
wiley   +1 more source

A new electron density model of the plasmasphere for operational applications and services

open access: yesJournal of Space Weather and Space Climate, 2018
The Earth's plasmasphere contributes essentially to total electron content (TEC) measurements from ground or satellite platforms. Furthermore, as an integral part of space weather, associated plasmaspheric phenomena must be addressed in conjunction with ...
Jakowski Norbert, Hoque Mohammed Mainul
doaj   +1 more source

Plasmatrough exohiss waves observed by Van Allen Probes: Evidence for leakage from plasmasphere and resonant scattering of radiation belt electrons [PDF]

open access: yes, 2015
Exohiss waves are whistler mode hiss observed in the plasmatrough region. We present a case study of exohiss waves and the corresponding background plasma distributions observed by the Van Allen Probes in the dayside low-latitude region.
Abel   +53 more
core   +3 more sources

Automatic Detection of Lightning Whistlers Observed by the Plasma Wave Experiment Onboard the Arase Satellite Using the OpenCV Library

open access: yesRemote Sensing, 2019
The automatic detection of shapes or patterns represented by signals captured from spacecraft data is essential to revealing interesting phenomena. A signal processing approach is generally used to extract useful information from observation data.
Umar Ali Ahmad   +4 more
doaj   +1 more source

Changes in the terrestrial atmosphere-ionosphere-magnetosphere system due to ion propulsion for solar power satellite placement [PDF]

open access: yes
Preliminary estimates of the effects massive Ar(+) injections on the ionosphere-plasmasphere system with specific emphasis on potential communications disruptions are given. The effects stem from direct Ar(+) precipitation into the atmosphere and from Ar(
Curtis, S. A., Grebowsky, J. M.
core   +1 more source

Modification of solar activity indices in the International Reference Ionosphere IRI and IRI-Plas models due to recent revision of sunspot number time series

open access: yesSolar-Terrestrial Physics, 2016
The International Reference Ionosphere (IRI) imports global effective ionospheric IG12 index based on ionosonde measurements of the critical frequency foF2 as a proxy of solar activity.
Gulyaeva T.L.
doaj   +1 more source

Refilling of the Earth's plasmasphere

open access: yesEos, Transactions American Geophysical Union, 1991
The Earth's ionosphere at mid‐latitudes is produced chiefly by solar EUV‐induced photo‐ionization of the neutral atmosphere at altitudes of 90 to 300–400 kilometers. Such ionized gas, or plasma—entrained by the Earth's (basically bipolar) magnetic field—flows upward along magnetic lines of force, until the plasma gas pressure is equalized along the ...
J. L. Horwitz, N. Singh
openaire   +1 more source

A DE-1/whistler study of the thermal plasma structure and dynamics in the dusk bulge sector of the magnetosphere [PDF]

open access: yes
The objective of this research was to obtain new understanding of the thermal plasma structure and dynamics of the plasmasphere bulge region of the magnetosphere, with special emphasis on the erosion process that results in a reduction in plasmasphere ...
Carpenter, D. L.
core   +1 more source

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