The impact of cold electrons and cold ions in magnetospheric physics

GL Delzanno, JE Borovsky, MG Henderson… - Journal of Atmospheric …, 2021 - Elsevier
A review of the impact of the cold-ion and cold-electron populations in the Earth's
magnetosphere is presented. The cold populations are defined by total energy less than …

Collaborative research activities of the Arase and Van Allen Probes

Y Miyoshi, I Shinohara, S Ukhorskiy… - Space science …, 2022 - Springer
This paper presents the highlights of joint observations of the inner magnetosphere by the
Arase spacecraft, the Van Allen Probes spacecraft, and ground-based experiments …

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 …

Relativistic electron model in the outer radiation belt using a neural network approach

X Chu, D Ma, J Bortnik, WK Tobiska, A Cruz… - Space …, 2021 - Wiley Online Library
We present a machine‐learning‐based model of relativistic electron fluxes> 1.8 MeV using a
neural network approach in the Earth's outer radiation belt. The Outer RadIation belt …

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 …

First results from REPTile‐2 measurements onboard CIRBE

X Li, R Selesnick, Y Mei, D O'Brien… - Geophysical …, 2024 - Wiley Online Library
Abstract CIRBE (Colorado Inner Radiation Belt Experiment), a 3U CubeSat, was launched
on 15 April 2023 into a sun synchronous orbit (97.4° inclination and 509 km altitude). The …

Foresail-2: Space Physics Mission in a Challenging Environment

M Anger, P Niemelä, K Cheremetiev, B Clayhills… - Space Science …, 2023 - Springer
Earth's radiation belts are extremely important for space weather because they can store
and accelerate particles to relativistic energies, which can have a potential impact on …

[HTML][HTML] Simulation of radiation belt wave-particle interactions in an MHD-particle framework

AA Chan, SR Elkington, WJ Longley… - Frontiers in Astronomy …, 2023 - frontiersin.org
In this paper we describe K2, a comprehensive simulation model of Earth's radiation belts
that includes a wide range of relevant physical processes. Global MHD simulations are …

Statistics and empirical models of the plasmasphere boundaries from the Van Allen Probes for radiation belt physics

JF Ripoll, SA Thaller, DP Hartley… - Geophysical …, 2022 - Wiley Online Library
We deduce the electron plasma density from the NASA Van Allen Probes Electric Field and
Waves and Electric and Magnetic Field Instrument Suite and Integrated Science …

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 …