323 citations · 1.4k across the 44 of their papers we have counts for
44 papers
Energy partitioning between thermal and non-thermal electrons and ions in magnetotail reconnection
Abhishek Rajhans, Mitsuo Oka, Marit Øieroset +9
Magnetic reconnection is an explosive energy release event. It plays an important role in accelerating particles to high non-thermal energies. These particles often exhibit energy…
Scaling of Particle Heating in Shocks and Magnetic Reconnection
Mitsuo Oka, Tai D. Phan, Marit Øieroset +4
Particles are heated efficiently through energy conversion processes such as shocks and magnetic reconnection in collisionless plasma environments. While empirical scaling laws for…
Spontaneously generated flux ropes in 3-D magnetic reconnection
Shi-Chen Bai, Ruilong Guo, Yuchen Xiao +14
Magnetic reconnection is the key to explosive phenomena in the universe. The flux rope is crucial in three-dimensional magnetic reconnection theory and are commonly considered to b…
Relativistic Electron Acceleration and the 'Ankle' Spectral Feature in Earth's Magnetotail Reconnection
Weijie Sun, Mitsuo Oka, Marit Øieroset +14
Electrons are accelerated to high, non-thermal energies during explosive energy-release events in space, such as magnetic reconnection. However, the properties and acceleration mec…
Interaction of the Prominence Plasma within the Magnetic Cloud of an ICME with the Earth's Bow Shock
Hadi Madanian, Li-Jen Chen, Jonathan Ng +5
The magnetic cloud within an interplanetary coronal mass ejection (ICME) is characterized by high magnetic field intensities. In this study, we investigate the interaction of a mag…
Earth's Alfvén Wings: Unveiling Dynamic Variations of Field-line Topologies with Electron Distributions
Harsha Gurram, Jason R. Shuster, Li-Jen Chen +6
The magnetic cloud (MC) of the Coronal Mass Ejection on April 24, 2023, contains sub-Alfvénic solar wind, transforming Earth's magnetosphere from conventional bow-shock magnetotail…
Outstanding questions and future research of magnetic reconnection
R. Nakamura, J. L. Burch, J. Birn +22
This short article highlights the unsolved problems of magnetic reconnection in collisionless plasma. The advanced in-situ plasma measurements and simulations enabled scientists to…
Out-of-plane Parallel Current in the Diffusion Regions: The Interaction Between Diffusion Region Systems and their Impact on the Outer EDR
Jason M. H. Beedle, Daniel J. Gershman, Vadim M. Uritsky +5
Dayside magnetic reconnection allows for the transfer of the solar wind's energy into Earth's magnetosphere. This process takes place in electron diffusion regions (EDRs) embedded…
Statistical Analysis of High-frequency Whistler Waves at Earth's Bow Shock: Further Support for Stochastic Shock Drift Acceleration
Takanobu Amano, Miki Masuda, Mitsuo Oka +3
We statistically investigate high-frequency whistler waves (with frequencies higher than % of the local elect ron cyclotron frequency) at Earth's bow shock using Magnetos…
Turbulence properties and kinetic signatures of electron in Kelvin-Helmholtz waves during a geomagnetic storm
Harsha Gurram, Jason R. Shuster, Li-Jen Chen +5
We present a comprehensive study of Magnetospheric Multiscale (MMS) spacecraft encounter with KHI during a geomagnetic storm, focusing on elucidating key turbulence properties and…
Field-Aligned Current Structures during the Terrestrial Magnetosphere's Transformation into Alfven Wings and Recovery
Jason M. H. Beedle, Li-Jen Chen, Jason R. Shuster +8
On April 24th, 2023, a CME event caused the solar wind to become sub-Alfvenic, leading to the development of an Alfven Wing configuration in the Earth's Magnetosphere. Alfven Wings…
Multi-scale observation of magnetotail reconnection onset: 2. microscopic dynamics
K. J. Genestreti, C. Farrugia, S. Lu +23
We analyze the local dynamics of magnetotail reconnection onset using Magnetospheric Multiscale (MMS) data. In conjunction with MMS, the macroscopic dynamics of this event were cap…
Multi-scale observation of magnetotail reconnection onset: 1. macroscopic dynamics
K. J. Genestreti, C. Farrugia, S. Lu +22
We analyze a magnetotail reconnection onset event on 3 July 2017 that was observed under otherwise quiescent magnetospheric conditions by a fortuitous conjunction of six space and…
Differentiating EDRs from the Background Magnetopause Current Sheet: A Statistical Study
Jason M. H. Beedle, Daniel J. Gershman, Vadim M. Uritsky +2
The solar wind is a continuous outflow of charged particles from the Sun's atmosphere into the solar system. At Earth, the solar wind's outward pressure is balanced by the Earth's…
Three-dimensional energy transfer in space plasma turbulence from multipoint measurement
Francesco Pecora, Sergio Servidio, Yan Yang +6
A novel multispacecraft technique applied to Magnetospheric Multiscale (MMS) mission data collected in the Earth's magnetosheath enables evaluation of the energy cascade rate solvi…
Relaxation of the turbulent magnetosheath
Francesco Pecora, Yan Yang, Alexandros Chasapis +9
In turbulence, nonlinear terms drive energy transfer from large-scale eddies into small scales through the so-called energy cascade. Turbulence often relaxes toward states that min…
Fast Ion Isotropization by Current Sheet Scattering in Magnetic Reconnection Jets
L. Richard, Yu. V. Khotyaintsev, D. B. Graham +3
We present a statistical analysis of ion distributions in magnetic reconnection jets using data from the Magnetospheric Multiscale spacecraft. Compared with the quiet plasma in whi…
Observation of Turbulent Magnetohydrodynamic Cascade in the Jovian Magnetosheath
N. Andrés, R. Bandyopadhyay, D. J. McComas +6
We present the first estimation of the energy cascade rate in Jupiter's magnetosheath (MS). We use in-situ observations from the Jovian Auroral Distributions Experiment (JADE) and…
On the origin of "patchy" energy conversion in electron diffusion regions
Kevin J. Genestreti, Xiaocan Li, Yi-Hsin Liu +9
During magnetic reconnection, field lines interconnect in electron diffusion regions (EDRs). In some EDRs the reconnection and energy conversion rates are controlled by a steady ou…
Energy Dissipation in Turbulent Reconnection
R. Bandyopadhyay, A. Chasapis, W. H. Matthaeus +6
We study the nature of pressure-strain interaction at reconnection sites, detected by NASA's Magnetospheric Multiscale (MMS) Mission. We employ data from a series of published case…
A Systematic Look at the Temperature Gradient Contribution to the Dayside Magnetopause Current
Jason M. H. Beedle, David J. Gershman, Vadim M. Uritsky +2
Magnetopause diamagnetic currents arise from density and temperature driven pressure gradients across the boundary layer. While theoretically recognized, the temperature contributi…
Direct Multipoint Observations Capturing the Reformation of a Supercritical Fast Magnetosonic Shock
D. L. Turner, L. B. Wilson, K. A. Goodrich +12
Using multipoint Magnetospheric Multiscale (MMS) observations in an unusual string-of-pearls configuration, we examine in detail observations of the reformation of a fast magnetoso…
Non-Maxwellianity of electron distributions near Earth's magnetopause
D. B. Graham, Yu. V. Khotyaintsev, M. André +6
Plasmas in Earth's outer magnetosphere, magnetosheath, and solar wind are essentially collisionless. This means particle distributions are not typically in thermodynamic equilibriu…
The Dynamics of a High Mach Number Quasi-Perpendicular Shock: MMS Observations
H. Madanian, M. I. Desai, S. J. Schwartz +12
Shock parameters at Earth's bow shock in rare instances can approach the Mach numbers predicted at supernova remnants. We present our analysis of a high Alfvén Mach number ($M_A= 2…