461 citations · 2.2k across the 51 of their papers we have counts for
53 papers
Are regions essential for particle injection in relativistic magnetic reconnection?
Omar French, Fan Guo, Xiaocan Li +4
During relativistic magnetic reconnection, X-points ( regions at vanishing guide field) have been proposed to play an essential role in injecting particles into the nonthermal…
Effects of Coulomb Collisions on the Structures of Fast Magnetosonic Shocks
Michael B. Farnell, Fan Guo, Yi-Hsin Liu +1
We present fully kinetic particle-in-cell simulations to demonstrate qualitative effects of binary Coulomb collisions on fast magnetosonic shocks. We find that with sufficiently hi…
Linear Tearing Growth and Onset of Relativistic Magnetic Reconnection in the Presence of Shear Flows and a Guide Field
Sarah Peery, Yi-Hsin Liu
It has been shown in non-relativistic tearing theory that shear flows will slow the linear phase of tearing instability and can delay onset of magnetic reconnection. We find using…
Parker Solar Probe Observations of Compound Reconnection Exhaust Boundaries and Mirror-Mode Structures in the Near-Sun Heliospheric Current Sheet
Weijie Sun, Tai Phan, Jia Huang +12
Magnetic reconnection is a fundamental physical process that can drive rapid conversion of magnetic energy into plasma bulk flows, thermal heating, and particle acceleration in spa…
On the Effect of Driving Turbulent-like Fluctuations on a Harris-Current Sheet Configuration and the Formation of Plasmoids
Jeffersson Andres Agudelo Rueda, Yi-Hsin Liu, Kai Germaschewski +2
Energy dissipation in collisionless plasmas is one of the most outstanding open questions in plasma physics. Magnetic reconnection and turbulence are two phenomena that can produce…
Simulation Models for Exploring Magnetic Reconnection
Michael Shay, Subash Adhikari, Naoki Beesho +22
Simulations have played a critical role in the advancement of our knowledge of magnetic reconnection. However, due to the inherently multiscale nature of reconnection, it is imposs…
Ohm's Law, the Reconnection Rate, and Energy Conversion in Collisionless Magnetic Reconnection
Yi-Hsin Liu, Michael Hesse, Kevin Genestreti +12
Magnetic reconnection is a ubiquitous plasma process that transforms magnetic energy into particle energy during eruptive events throughout the universe. Reconnection not only conv…
Conditions for Relativistic Magnetic Reconnection under the Presence of Shear Flow and Guide Field
Sarah Peery, Yi-Hsin Liu, Xiaocan Li
The scaling of the relativistic reconnection outflow speed is studied in the presence of both shear flows parallel to the reconnecting magnetic fields and guide fields pointing out…
Magnetic Reconnection and Associated Particle Acceleration in High-energy Astrophysics
Fan Guo, Yi-Hsin Liu, Seiji Zenitani +1
Magnetic reconnection occurs ubiquitously in the universe and is often invoked to explain fast energy release and particle acceleration in high-energy astrophysics. The study of re…
Extended magnetic reconnection in kinetic plasma turbulence
Tak Chu Li, Yi-Hsin Liu, Yi Qi +1
Magnetic reconnection and plasma turbulence are ubiquitous processes important for laboratory, space and astrophysical plasmas. Reconnection has been suggested to play an important…
A Model for Nonthermal Particle Acceleration in Relativistic Magnetic Reconnection
Xiaocan Li, Fan Guo, Yi-Hsin Liu +1
The past decade has seen an outstanding development of nonthermal particle acceleration in magnetic reconnection in magnetically-dominated systems, with clear signatures of power-l…
First-Principles Theory of the Relativistic Magnetic Reconnection Rate in Astrophysical Pair Plasmas
Matthew Goodbred, Yi-Hsin Liu
We develop a first-principles model for the relativistic magnetic reconnection rate in strongly magnetized pair plasmas. By considering the energy budget and required current densi…
Comment on "Nonideal Fields Solve the Injection Problem in Relativistic Reconnection"
Fan Guo, Xiaocan Li, Omar French +7
Recently, Sironi (PRL, 128, 145102; S22) reported the correlation between particles accelerated into high energy and their crossings of regions with electric field larger than magn…
First-Principles Theory of the Rate of Magnetic Reconnection in Magnetospheric and Solar Plasmas
Yi-Hsin Liu, Paul Cassak, Xiaocan Li +3
The rate of magnetic reconnection is of the utmost importance in a variety of processes because it controls, for example, the rate energy is released in solar flares, the speed of…
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…
Identification of active magnetic reconnection using magnetic flux transport in plasma turbulence
Tak Chu Li, Yi-Hsin Liu, Yi Qi
Magnetic reconnection has been suggested to play an important role in the dynamics and energetics of plasma turbulence by spacecraft observations, simulations and theory over the p…
Fast Magnetic Reconnection induced by Resistivity Gradients in 2D Magnetohydrodynamics
Shan-Chang Lin, Yi-Hsin Liu, Xiaocan Li
Using 2-dimensional (2D) magnetohydrodynamics (MHD) simulations, we show that Petschek-type magnetic reconnection can be induced using a simple resistivity gradient in the reconnec…
The Acceleration of Charged Particles and Formation of Power-law Energy Spectra in Nonrelativistic Magnetic Reconnection
Xiaocan Li, Fan Guo, Yi-Hsin Liu
Magnetic reconnection is a primary driver of particle acceleration processes in space and astrophysical plasmas. Understanding how particles are accelerated and the resulting parti…
The Effect of Thermal Pressure on Collisionless Magnetic Reconnection Rate
Xiaocan Li, Yi-Hsin Liu
Modeling collisionless magnetic reconnection rate is an outstanding challenge in basic plasma physics research. While the seemingly universal rate of an order is…
Radiation and Polarization Signatures from Magnetic Reconnection in Relativistic Jets--I. A Systematic Study
Haocheng Zhang, Xiaocan Li, Dimitrios Giannios +3
Blazars are relativistic magnetized plasma outflows from supermassive black holes that point very close to our line of sight. Their emission is nonthermal dominated and highly vari…
Magnetic Energy Release, Plasma Dynamics, and Particle Acceleration during Relativistic Turbulent Magnetic Reconnection
Fan Guo, Xiaocan Li, William Daughton +5
In strongly magnetized astrophysical plasma systems, magnetic reconnection is believed to be a primary process during which explosive energy release and particle acceleration occur…
A new Look at the Electron Diffusion Region in Asymmetric Magnetic Reconnection
Michael Hesse, Cecilia Norgren, Paul Tenfjord +10
A new look at the structure of the electron diffusion region in collisionless magnetic reconnection is presented. The research is based on a particle-in-cell simulation of asymmetr…
Recent Progress on Particle Acceleration and Reconnection Physics during Magnetic Reconnectionin the Magnetically-dominated Relativistic Regime
Fan Guo, Yi-Hsin Liu, Xiaocan Li +3
Magnetic reconnection in strongly magnetized astrophysical plasma environments is believed to be the primary process for fast energy release and particle energization. Currently th…
Multi-scale coupling during magnetopause reconnection: the interface between the electron and ion diffusion regions
K. J. Genestreti, Y. -H. Liu, T. -D. Phan +15
Magnetospheric Multiscale (MMS) encountered the primary low-latitude magnetopause reconnection site when the inter-spacecraft separation exceeded the upstream ion inertial length.…