Particle acceleration by magnetic reconnection in geospace

M Oka, J Birn, J Egedal, F Guo, RE Ergun… - Space Science …, 2023 - Springer
Particles are accelerated to very high, non-thermal energies during explosive energy-
release phenomena in space, solar, and astrophysical plasma environments. While it has …

Electron power-law spectra in solar and space plasmas

M Oka, J Birn, M Battaglia, CC Chaston, SM Hatch… - Space Science …, 2018 - Springer
Particles are accelerated to very high, non-thermal energies in solar and space plasma
environments. While energy spectra of accelerated electrons often exhibit a power law, it …

Electron-scale dynamics of the diffusion region during symmetric magnetic reconnection in space

RB Torbert, JL Burch, TD Phan, M Hesse, MR Argall… - Science, 2018 - science.org
Magnetic reconnection is an energy conversion process that occurs in many astrophysical
contexts including Earth's magnetosphere, where the process can be investigated in situ by …

Observations of an electron diffusion region in symmetric reconnection with weak guide field

M Zhou, XH Deng, ZH Zhong, Y Pang… - The Astrophysical …, 2019 - iopscience.iop.org
Abstract The Magnetospheric Multiscale spacecraft encountered an electron diffusion region
(EDR) in a symmetric reconnection in the Earth's magnetotail. The EDR contained a guide …

The acceleration of charged particles and formation of power-law energy spectra in nonrelativistic magnetic reconnection

X Li, F Guo, YH Liu - Physics of Plasmas, 2021 - pubs.aip.org
Magnetic reconnection is a primary driver of particle acceleration processes in space and
astrophysical plasmas. Understanding how particles are accelerated and the resulting …

Electron diffusion regions in magnetotail reconnection under varying guide fields

LJ Chen, S Wang, M Hesse, RE Ergun… - Geophysical …, 2019 - Wiley Online Library
Kinetic structures of electron diffusion regions (EDRs) under finite guide fields in magnetotail
reconnection are reported. The EDRs with guide fields 0.14–0.5 (in unit of the reconnecting …

[HTML][HTML] Electron energization and thermal to non-thermal energy partition during earth's magnetotail reconnection

M Oka, TD Phan, M Øieroset, DL Turner, JF Drake… - Physics of …, 2022 - pubs.aip.org
Electrons in earth's magnetotail are energized significantly both in the form of heating and in
the form of acceleration to non-thermal energies. While magnetic reconnection is considered …

MMS SITL ground loop: Automating the burst data selection process

MR Argall, CR Small, S Piatt, L Breen… - Frontiers in astronomy …, 2020 - frontiersin.org
Global-scale energy flow throughout Earth's magnetosphere is catalyzed by processes that
occur at Earth's magnetopause (MP). Magnetic reconnection is one process responsible for …

Electron‐only tail current sheets and their temporal evolution

M Hubbert, Y Qi, CT Russell, JL Burch… - Geophysical …, 2021 - Wiley Online Library
The Earth's magnetotail contains a current sheet separating the anti‐Sunward field of the
southern lobe from the sunward‐pointing northern lobe. Herein, we report tail current sheets …

Three‐dimensional electron‐scale magnetic reconnection in Earth's magnetosphere

ZH Zhong, M Zhou, XH Deng, LJ Song… - Geophysical …, 2021 - Wiley Online Library
Two‐dimensional Hall reconnection model can explain the fast release of magnetic energy
and most of its predictions have been demonstrated by in situ satellite observations …