Differentiating between the leading processes for electron radiation belt acceleration

S Lejosne, HJ Allison, LW Blum, AY Drozdov… - Frontiers in astronomy …, 2022 - frontiersin.org
Many spacecraft fly within or through a natural and variable particle accelerator powered by
the coupling between the magnetosphere and the solar wind: the Earth's radiation belts …

Understanding the properties, wave drivers, and impacts of electron microburst precipitation: Current understanding and critical knowledge gaps

SS Elliott, A Breneman, C Colpitts, J Bortnik… - Frontiers in astronomy …, 2022 - frontiersin.org
Microbursts are impulsive (< 1s) injections of very energetic to relativistic electrons (energies
from a few keV to MeV) into Earth's atmosphere. They are important because they may …

Differentiating Between Simultaneous Loss Drivers in Earth's Outer Radiation Belt: Multi‐Dimensional Phase Space Density Analysis

FA Staples, Q Ma, A Kellerman, IJ Rae… - Geophysical …, 2023 - Wiley Online Library
We analyzed the contribution of electromagnetic ion cyclotron (EMIC) wave driven electron
loss to a flux dropout event in September 2017. The evolution of electron phase space …

Dependence of electron flux dropouts in the Earth's outer radiation belt on energy and driving parameters during geomagnetic storms

M Hua, J Bortnik, D Ma - Journal of Geophysical Research …, 2023 - Wiley Online Library
Using 5‐year of measurements from Van Allen Probes, we present a survey of the statistical
dependence of the Earth's outer radiation belt electron flux dropouts during geomagnetic …

Cross‐scale modeling of storm‐time radiation belt variability

AT Michael, KA Sorathia, AY Ukhorskiy… - Journal of …, 2024 - Wiley Online Library
During geomagnetic storms relativistic outer radiation belt electron flux exhibits large
variations on rapid time scales of minutes to days. Many competing acceleration and loss …

Impact of Forbush decreases and geomagnetic storms on the atmospheric ozone profiles

N Kilifarska, K Peqini - Earth and Space Science, 2023 - Wiley Online Library
The sensitivity of atmospheric ozone to geomagnetic storms and reduced cosmic rays'(CRs)
intensity (called Forbush decrease [FD]) has been noticed for many years. However, it is still …

[HTML][HTML] A multi-satellite survey scheme for addressing open questions on the Earth's outer radiation belt dynamics

X Yang, X Li, L Dai, J Wu, V Kalegaev, W Li… - Advances in Space …, 2024 - Elsevier
The Earth's outer radiation belt is highly dynamic, containing relativistic electron fluxes that
can increase by several orders of magnitude during magnetospheric disturbances. This …

A New Four‐Component L*‐Dependent Model for Radial Diffusion Based on Solar Wind and Magnetospheric Drivers of ULF Waves

KR Murphy, J Sandhu, IJ Rae, T Daggitt… - Space …, 2023 - Wiley Online Library
Waves which couple to energetic electrons are particularly important in space weather, as
they drive rapid changes in the topology and intensity of Earth's outer radiation belt during …

Inter‐Calibration Between the Electron Flux Measurements of FengYun‐3B and Van Allen Probe‐A Based on Electron Phase Space Density Conjunctions

C Zhu, X Zhang, H Zhang, X Li, W Zong… - Journal of …, 2022 - Wiley Online Library
Cross‐satellite calibration of energetic particle fluxes is essential to understanding Earth's
radiation belt dynamics and modeling the space radiation environment. Using the method of …

The response of electron pitch angle distributions to the upper limit on stably trapped particles

SD Walton, IR Mann, L Olifer, LG Ozeke… - Journal of …, 2023 - Wiley Online Library
Abstract We use Van Allen Probes electron data during 70 geomagnetic storms to examine
the response of equatorial pitch angle distributions (PADs) at L*= 4.0–4.5 to a theoretical …