Modeling the dynamic variability of sub‐relativistic outer radiation belt electron fluxes using machine learning

D Ma, X Chu, J Bortnik, SG Claudepierre… - Space …, 2022 - Wiley Online Library
We present a set of neural network models that reproduce the dynamics of electron fluxes in
the range of 50 keV∼ 1 MeV in the outer radiation belt. The Outer Radiation belt Electron …

A 30‐year simulation of the outer electron radiation belt

SA Glauert, RB Horne, NP Meredith - Space weather, 2018 - Wiley Online Library
As society becomes more reliant on satellite technology, it is becoming increasingly
important to understand the radiation environment throughout the Van Allen radiation belts …

[HTML][HTML] Chorus wave power at the strong diffusion limit overcomes electron losses due to strong diffusion

TA Daggitt, RB Horne, SA Glauert, G Del Zanna… - Nature …, 2024 - nature.com
Earth's radiation belts consist of high-energy charged particles trapped by Earth's magnetic
field. Strong pitch angle diffusion of electrons caused by wave-particle interaction in Earth's …

The outer radiation belt response to the storm time development of seed electrons and chorus wave activity during CME and CIR driven storms

ST Bingham, CG Mouikis, LM Kistler… - Journal of …, 2018 - Wiley Online Library
Gyroresonant wave‐particle interactions with very low frequency whistler mode chorus
waves can accelerate subrelativistic seed electrons (hundreds of keV) to relativistic energies …

Specifying high‐altitude electrons using low‐altitude leo systems: The shells model

SG Claudepierre, TP O'Brien - Space Weather, 2020 - Wiley Online Library
We describe an artificial neural network model of the near‐Earth space radiation
environment. The geomagnetic activity index K p and low‐earth‐orbit (LEO) electron flux …

[HTML][HTML] Observations of precipitation energies during different types of pulsating aurora

F Tesema, N Partamies, H Nesse Tyssøy… - Annales …, 2020 - angeo.copernicus.org
Pulsating aurora (PsA) is a diffuse type of aurora with different structures switching on and
off with a period of a few seconds. It is often associated with energetic electron precipitation …

Realistic worst case for a severe space weather event driven by a fast solar wind stream

RB Horne, MW Phillips, SA Glauert… - Space …, 2018 - Wiley Online Library
Satellite charging is one of the most important risks for satellites on orbit. Satellite charging
can lead to an electrostatic discharge resulting in component damage, phantom commands …

The satellite risk prediction and radiation forecast system (SaRIF)

RB Horne, SA Glauert, P Kirsch, D Heynderickx… - Space …, 2021 - Wiley Online Library
With new satellite constellations being launched into low Earth orbit, the growing use of
medium Earth orbit for radio‐navigation and timing signals, slot region orbits for …

Preliminary statistical comparisons of spin‐averaged electron data from Arase and Van Allen probes instruments

M Szabó‐Roberts, YY Shprits, HJ Allison… - Journal of …, 2021 - Wiley Online Library
Following the end of the Van Allen Probes mission, the Arase satellite offers a unique
opportunity to continue in‐situ radiation belt and ring current particle measurements into the …

MLT Dependence of Relativistic Electron Scattering Into the Drift Loss Cone: Measurements From ELFIN‐L on Board Lomonosov Spacecraft

YY Shprits, I Michaelis, D Wang… - Geophysical …, 2023 - Wiley Online Library
There have been a number of theories proposed concerning the loss of relativistic electrons
from the radiation belts. However, direct observations of loss were not possible on a number …