Nonthermal electron acceleration at collisionless quasi-perpendicular shocks
Shock waves propagating in collisionless heliospheric and astrophysical plasmas have
been studied extensively over the decades. One prime motivation is to understand the …
been studied extensively over the decades. One prime motivation is to understand the …
A database of MMS bow shock crossings compiled using machine learning
Identifying collisionless shock crossings in data sent from spacecraft has so far been done
manually or using basic algorithms. It is a tedious job that shock physicists have to go …
manually or using basic algorithms. It is a tedious job that shock physicists have to go …
Bow shock ripples and their modulation of whistler wave packets: MMS observations
The terrestrial bow shock is the boundary where supersonic solar wind slows down abruptly
near the magnetopause. The shock front geometry could be modulated by surface waves to …
near the magnetopause. The shock front geometry could be modulated by surface waves to …
Quasi‐Parallel Shock Reformation Seen by Magnetospheric Multiscale and Ion‐Kinetic Simulations
Shock waves in collisionless plasmas are among the most efficient particle accelerators in
space. Shock reformation is a process important to plasma heating and acceleration, but …
space. Shock reformation is a process important to plasma heating and acceleration, but …
MMS Observation of Two‐Step Electron Acceleration at Earth's Bow Shock
Abstract We use the Magnetospheric Multiscale mission to observe a bi‐directional electron
acceleration event in the electron foreshock upstream of Earth's quasi‐perpendicular …
acceleration event in the electron foreshock upstream of Earth's quasi‐perpendicular …
Energy partition at collisionless supercritical quasi‐perpendicular shocks
Collisionless shocks in astrophysical plasmas are important thermalizers, converting some
of the incident flow energy into thermal energy, and non‐thermalizers, partitioning that …
of the incident flow energy into thermal energy, and non‐thermalizers, partitioning that …
Electrostatic solitary waves in the Earth's bow shock: Nature, properties, lifetimes, and origin
We present a statistical analysis of> 2,100 bipolar electrostatic solitary waves (ESWs)
collected from 10 quasi‐perpendicular Earth's bow shock crossings by Magnetospheric …
collected from 10 quasi‐perpendicular Earth's bow shock crossings by Magnetospheric …
Competitive X-Ray and optical cooling in the collisionless shocks of WR 140
AMT Pollock, MF Corcoran, IR Stevens… - The Astrophysical …, 2021 - iopscience.iop.org
The long-period, highly eccentric Wolf-Rayet star binary system WR 140 has exceptionally
well-determined orbital and stellar parameters. Bright, variable X-ray emission is generated …
well-determined orbital and stellar parameters. Bright, variable X-ray emission is generated …
Electron heating in shocks: statistics and comparison
Supernova remnant (SNR) shocks are the highest Mach number non‐relativistic shocks in
electron‐ion plasmas. These shocks are the most efficient particle accelerators in space …
electron‐ion plasmas. These shocks are the most efficient particle accelerators in space …
Particle Energization at a High Mach Number Perpendicular Shock: 1D Particle-in-cell Simulations
In this paper, we use a 1D particle-in-cell simulation code to study particle preaccelerations
at a high Mach number perpendicular shock. Our simulation results show that almost all of …
at a high Mach number perpendicular shock. Our simulation results show that almost all of …