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The high-energy tail of energetic electron precipitation: case studies

open access: yesFrontiers in Astronomy and Space Sciences
Precipitating plasma sheet, ring current, and radiation belt electrons will affect the ionization level and composition of the neutral atmosphere. Knowledge gaps remain regarding the frequency, intensity, and energy spectrum of the Medium Energy Electron
Hilde Nesse, Josephine Salice
doaj   +5 more sources

Energetic electron precipitation and their atmospheric effect [PDF]

open access: yesE3S Web of Conferences, 2020
Energetic particle precipitation induces ionization of the atmosphere which initiates a chain of reaction cycles affecting atmospheric composition and dynamics potentially down to surface weather systems.
Mironova Irina   +2 more
doaj   +5 more sources

Energetic electron precipitation during sawtooth injections [PDF]

open access: yesAnnales Geophysicae, 2007
We present simultaneous riometer observations of cosmic noise absorption in the nightside and dawn-noon sectors during sawtooth particle injections during 18 April 2002.
A. J. Kavanagh   +7 more
doaj   +5 more sources

Ionospheric Plasma Density Gradients Associated With Night‐Side Energetic Electron Precipitation

open access: yesGeophysical Research Letters, 2023
Energetic electron precipitation from the equatorial magnetosphere into the atmosphere plays an important role in magnetosphere‐ionosphere coupling: precipitating electrons alter ionospheric properties, whereas ionospheric outflows modify equatorial ...
Xiao‐Jia Zhang   +4 more
doaj   +2 more sources

Driver of Energetic Electron Precipitation in the Vicinity of Ganymede

open access: yesGeophysical Research Letters, 2023
The driver of energetic electron precipitation into Ganymede's atmosphere has been an outstanding open problem. During the Juno flyby of Ganymede on 7 June 2021, Juno observed significant downward‐going electron fluxes inside the bounce loss cone of ...
W. Li   +11 more
doaj   +2 more sources

On the Effects of Bremsstrahlung Radiation During Energetic Electron Precipitation [PDF]

open access: yesGeophysical Research Letters, 2018
AbstractPrecipitation of energetic particles into the Earth's atmosphere can significantly change the properties, dynamics, as well as the chemical composition of the upper and middle atmosphere. In this paper, using Monte Carlo models, we simulate, from first principles, the interaction of monoenergetic beams of precipitating electrons with the ...
Wei Xu, R A Marshall, Xiaohua Fang
exaly   +3 more sources

Substorm‐induced energetic electron precipitation: Impact on atmospheric chemistry [PDF]

open access: yesGeophysical Research Letters, 2015
AbstractMagnetospheric substorms drive energetic electron precipitation into the Earth's atmosphere. We use the output from a substorm model to describe electron precipitation forcing of the atmosphere during an active substorm period in April–May 2007.
Annika Seppälä   +2 more
exaly   +6 more sources

Solar wind drivers of energetic electron precipitation [PDF]

open access: yesJournal of Geophysical Research: Space Physics, 2016
AbstractDisturbances of near‐Earth space are predominantly driven by coronal mass ejections (CMEs) mostly originating from sunspots and high‐speed solar wind streams (HSSs) emanating from coronal holes. Here we study the relative importance of CMEs and HSSs as well as slow solar wind in producing energetic electron precipitation.
T Asikainen
exaly   +2 more sources

Energetic Electron Precipitation During Slot Region Filling Events

open access: yesJournal of Geophysical Research: Space Physics, 2023
The region separating the inner and outer radiation belt, typically devoid of energetic electrons, is termed the slot region. The outer edge of the slot region marks the equatorward edge of the energetic electron precipitation (EEP) originating from the outer radiation belt.
Hilde Nesse Tyssøy   +2 more
exaly   +5 more sources

A study on the energetic electron precipitation observed by CSES

open access: yesEarth and Planetary Physics, 2018
High energy particles are the main target of satellite space exploration; particle storm events are closely related to solar activity, cosmic ray distribution, and magnetic storms.
YaLu Wang, XueMin Zhang, XuHui Shen
doaj   +2 more sources

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