Particle dynamics in the Earth's radiation belts: Review of current research and open questions

JF Ripoll, SG Claudepierre… - Journal of …, 2020‏ - Wiley Online Library
The past decade transformed our observational understanding of energetic particle
processes in near‐Earth space. An unprecedented suite of observational systems was in …

The response of Earth's electron radiation belts to geomagnetic storms: Statistics from the Van Allen Probes era including effects from different storm drivers

DL Turner, EKJ Kilpua, H Hietala… - Journal of …, 2019‏ - Wiley Online Library
A statistical study was conducted of Earth's radiation belt electron response to geomagnetic
storms using NASA's Van Allen Probes mission. Data for electrons with energies ranging …

Electron lifetimes and diffusion rates inferred from ELFIN measurements at low altitude: First results

D Mourenas, AV Artemyev, XJ Zhang… - Journal of …, 2021‏ - Wiley Online Library
In the radiation belts, energetic and relativistic electron precipitation into the atmosphere is
expected to be mainly controlled over the long term by quasilinear pitch‐angle scattering by …

From solar sneezing to killer electrons: outer radiation belt response to solar eruptions

IA Daglis, C Katsavrias… - … Transactions of the …, 2019‏ - royalsocietypublishing.org
Electrons in the outer Van Allen (radiation) belt occasionally reach relativistic energies,
turning them into a potential hazard for spacecraft operating in geospace. Such electrons …

Classifying and bounding geomagnetic storms based on the SYM-H and ASY-H indices

A Collado-Villaverde, P Muñoz, C Cid - Natural Hazards, 2024‏ - Springer
Geomagnetic storms, which are significant disturbances in Earth's magnetic field, pose a
natural hazard with potentially harmful effects on technological and electrical systems …

Upper limit of outer radiation belt electron acceleration driven by whistler‐mode chorus waves

M Hua, J Bortnik, Q Ma - Geophysical Research Letters, 2022‏ - Wiley Online Library
We investigate the outer radiation belt electron energy spectra of the highest fluxes
observed during storms based on Van Allen Probes measurements, which demonstrate a …

On the incorporation of nonlinear resonant wave‐particle interactions into radiation belt models

AV Artemyev, D Mourenas, XJ Zhang… - Journal of …, 2022‏ - Wiley Online Library
Wave‐particle resonant interaction is a key process controlling energetic electron flux
dynamics in the Earth's radiation belts. All existing radiation belt codes are Fokker‐Planck …

ULF wave driven radial diffusion during geomagnetic storms: A statistical analysis of Van Allen Probes observations

JK Sandhu, IJ Rae, JR Wygant… - Journal of …, 2021‏ - Wiley Online Library
The impact of radial diffusion in storm time radiation belt dynamics is well‐debated. In this
study we quantify the changes and variability in radial diffusion coefficients during …

Upper limit on outer radiation belt electron flux based on dynamical equilibrium

D Mourenas, AV Artemyev, XJ Zhang… - Journal of …, 2023‏ - Wiley Online Library
In the Earth's radiation belts, an upper limit on the electron flux is expected to be imposed by
the Kennel‐Petschek mechanism, through the generation of exponentially more intense …

Unraveling the critical geomagnetic conditions controlling the upper limit of electron fluxes in the Earth's outer radiation belt

M Hua, J Bortnik, X Chu, H Aryan… - Geophysical Research …, 2022‏ - Wiley Online Library
We investigate the statistical distribution of the upper limit of outer radiation belt electron
fluxes during active times using 5‐year measurements from Van Allen Probes. The upper …