Articles with "van allen" as a keyword



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Temperature of the plasmasphere from Van Allen Probes HOPE

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2016ja023047

Abstract: We introduce two novel techniques for estimating temperatures of very low energy space plasmas using, primarily, in situ data from an electrostatic analyzer mounted on a charged and moving spacecraft. The techniques are used to… read more here.

Keywords: plasma; temperature; plasmasphere van; allen probes ... See more keywords
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Van Allen Probes observations of prompt MeV radiation belt electron acceleration in nonlinear interactions with VLF chorus

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2016ja023429

Abstract: Prompt recovery of MeV electron populations in the post-storm core of the outer terrestrial radiation belt involves local acceleration of a seed population of energetic electrons in interactions with VLF chorus waves. Electron interactions during… read more here.

Keywords: interactions vlf; vlf chorus; radiation belt; acceleration ... See more keywords
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Comparing simulated and observed EMIC wave amplitudes using in situ Van Allen Probes’ measurements

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Published in 2018 at "Journal of Atmospheric and Solar-Terrestrial Physics"

DOI: 10.1016/j.jastp.2018.01.024

Abstract: Abstract We perform a statistical study calculating electromagnetic ion cyclotron (EMIC) wave amplitudes based off in situ plasma measurements taken by the Van Allen Probes’ (1.1–5.8 Re) Helium, Oxygen, Proton, Electron (HOPE) instrument. Calculated wave… read more here.

Keywords: emic wave; wave; allen probes; van allen ... See more keywords
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New hiss and chorus waves diffusion coefficient parameterizations from the Van Allen Probes and their effect on long-term relativistic electron radiation-belt VERB simulations

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Published in 2019 at "Journal of Atmospheric and Solar-Terrestrial Physics"

DOI: 10.1016/j.jastp.2019.105090

Abstract: Abstract New wave frequency and amplitude models for the nightside and dayside chorus waves are built based on measurements from the Electric and Magnetic Field Instrument Suite and Integrated Science (EMFISIS) instrument onboard the Van… read more here.

Keywords: electron radiation; van allen; electron; chorus ... See more keywords
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Analysis of Electric and Magnetic Lightning‐Generated Wave Amplitudes Measured by the Van Allen Probes

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Published in 2020 at "Geophysical Research Letters"

DOI: 10.1029/2020gl087503

Abstract: We provide a statistical analysis of both electric and magnetic field wave amplitudes of very low frequency lightning‐generated waves (LGWs) based on the equivalent of 11.5 years of observations made by the Van Allen Probes… read more here.

Keywords: analysis electric; van allen; electric magnetic; wave amplitudes ... See more keywords
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Storm Time Plasma Pressure Inferred From Multimission Measurements and Its Validation Using Van Allen Probes Particle Data

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Published in 2020 at "Space Weather"

DOI: 10.1029/2020sw002583

Abstract: The k‐nearest‐neighbor technique is used to mine a multimission magnetometer database for a subset of data points from time intervals that are similar to the storm state of the magnetosphere for a particular moment in… read more here.

Keywords: storm; time; multimission; van allen ... See more keywords
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Inner Belt Electron Decay Timescales: A Comparison of Van Allen Probes and DREAM3D Losses Following the June 2015 Storm

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Published in 2023 at "Geophysical Research Letters"

DOI: 10.1029/2022gl102106

Abstract: NASA's Van Allen Probes observed significant, long‐lived fluxes of inner belt electrons up to ∼1 MeV after geomagnetic storms in March and June 2015. Reanalysis of Magnetic Electron Ion Spectrometer (MagEIS) data with improved background… read more here.

Keywords: decay timescales; inner belt; allen probes; van allen ... See more keywords
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Whistler Growth Rates in the Magnetosphere According to Measurements of Energetic Electron Fluxes on the Van Allen Probe A Satellite

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Published in 2020 at "Geomagnetism and Aeronomy"

DOI: 10.1134/s0016793220010132

Abstract: Abstract — Measurements of the differential fluxes of energetic electrons in the equatorial region of the magnetosphere in the energy range from units of keV to hundreds of keV carried out on Van Allen Probes… read more here.

Keywords: allen probe; electron fluxes; van allen; probe satellite ... See more keywords
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Swing-By Applications and Estimation of the Van Allen Belts' Radiation Exposure for a Spacecraft in a Low Thrust Transfer to the Moon

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Published in 2022 at "Symmetry"

DOI: 10.3390/sym14030617

Abstract: This paper presents a handful of the underlying properties of a spacecraft’s transfer from a low Earth orbit (LEO) to the moon’s orbit using an electric propulsion (low-thrust) system. The use of analytical and numerical-analytical… read more here.

Keywords: radiation; van allen; low thrust; spacecraft ... See more keywords
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A statistical study of the spatial distribution and source-region size of chorus waves using Van Allen Probes data

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Published in 2018 at "Annales Geophysicae"

DOI: 10.5194/angeo-36-867-2018

Abstract: Abstract. The spatial distribution and source-region size of chorus waves are important parameters for understanding their generation. In this work, we analyze over 3 years of continuous wave burst-mode data from the Van Allen Probes mission… read more here.

Keywords: region size; tone; van allen; source region ... See more keywords