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Related papers: Three-dimensional magnetic reconnection regimes: A…

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Magnetic reconnection, a fundamental plasma process associated with a rapid dissipation of magnetic energy, is believed to power many disruptive phenomena in laboratory plasma devices, the Earth magnetosphere, and the solar corona.…

High Energy Astrophysical Phenomena · Physics 2015-05-19 Dmitri A. Uzdensky , Jonathan C. McKinney

Topological analysis of the magnetic field in simulated plasmas allows the study of various physical phenomena in a wide range of settings. One such application is magnetic reconnection, a phenomenon related to the dynamics of the magnetic…

(abridged) Magnetic reconnection is the topological reconfiguration of the magnetic field in a plasma, accompanied by the violent release of energy and particle acceleration. Reconnection is as ubiquitous as plasmas themselves, with solar…

Plasma Physics · Physics 2015-07-29 N. F. Loureiro , D. A. Uzdensky

Recent progress in nanofabrication and additive manufacturing have facilitated the building of nanometer-scale three-dimensional structures, that promise to lead to an emergence of new functionalities within a number of fields, compared to…

Mesoscale and Nanoscale Physics · Physics 2020-04-22 Claire Donnelly , Valerio Scagnoli

We investigate the competition of magnetic reconnections in self-generated and external magnetic fields in laser-produced plasmas. The temporal evolution of plasma structures measured with self-emission imaging shows the vertical expansions…

Magnetic reconnection in an antiparallel uniform Harris current sheet equilibrium, which is initially perturbed by a region of enhanced resistivity limited in all three dimensions, is investigated through compressible magnetohydrodynamic…

Astrophysics · Physics 2009-10-31 Joerg Schumacher , Bernhard Kliem , Norbert Seehafer

The coronal magnetic field is the prime driver behind many as-yet unsolved mysteries: solar eruptions, coronal heating, and the solar wind, to name a few. It is, however, still poorly observed and understood. We highlight key questions…

Three-dimensional magnetic topology of solar flare plays a crucial role in understanding its explosive release of magnetic energy in the corona. However, such three-dimensional coronal magnetic field is still elusive in direct observation.…

Solar and Stellar Astrophysics · Physics 2018-02-09 Chaowei Jiang , Peng Zou , Xueshang Feng , Qiang Hu , Aiying Duan , Pingbing Zuo , Yi Wang , Fengsi Wei

The paper examines the prospects of using laser plasmas for studying novel regimes of the magnetic field line reconnection and charged particle acceleration. Basic features of plasma dynamics in the three-dimensional configurations relevant…

Plasma Physics · Physics 2016-11-23 S. V. Bulanov

Magnetic reconnection, topological change in magnetic fields, is a fundamental process in magnetized plasmas. It is associated with energy release in regions of magnetic field annihilation, but this is only one facet of this process.…

High Energy Astrophysical Phenomena · Physics 2020-02-19 Alex Lazarian , Gregory L. Eyink , Amir Jafari , Grzegorz Kowal , Hui Li , Siyao Xu , Ethan T. Vishniac

Magnetic Reconnection is an efficient and fast acceleration mechanism by means of direct electric field acceleration parallel to the magnetic field. Thus, acceleration of particles in reconnection regions is a very important topic in plasma…

Astrophysics · Physics 2015-06-24 Rudiger Schopper , Guido T. Birk , Harald Lesch

Magnetic reconnection has been intensively studied in fully ionized plasmas. However, plasmas are often partially ionized in astrophysical environments. The interactions between the neutral particles and ionized plasmas might strongly…

Plasma Physics · Physics 2020-03-31 Lei Ni , Hantao Ji , Nicholas A. Murphy , Jonathan Jara-Almonte

It is believed that some stars have two or more convection zones in close proximity near to the stellar photosphere. These zones are separated by convectively stable regions that are relatively narrow. Due to the close proximity of these…

Astrophysics · Physics 2008-12-18 M. -K. Lin , L. J. Silvers , M. R. E. Proctor

We discuss the model of magnetic field reconnection in the presence of turbulence introduced by us approximately ten years ago. The model does not require any plasma effects to be involved in order to make the reconnection fast. In fact, it…

Astrophysics · Physics 2008-12-13 A. Lazarian , E. Vishniac

I review a new rapidly growing area of high-energy plasma astrophysics --- radiative magnetic reconnection, i.e., a reconnection regime where radiation reaction influences reconnection dynamics, energetics, and nonthermal particle…

High Energy Astrophysical Phenomena · Physics 2016-03-09 Dmitri A. Uzdensky

The process of magnetic reconnection when studied in Nature or when modeled in 3D simulations differs in one key way from the standard 2D paradigmatic cartoon: it is accompanied by much fluctuations in the electromagnetic fields and plasma…

Solar and Stellar Astrophysics · Physics 2020-01-29 G. Lapenta , F. Pucci , M. V. Goldman , D. L. Newman

This work presents a more detailed analysis of the process of magnetic reconnection as promising ion beam accelerator mechanism with possible applications in laboratory plasmas and, more importantly, in the plasma propulsion field. In a…

Plasma Physics · Physics 2018-08-15 Emanuele Cazzola , Davide Curreli , Giovanni Lapenta

Magnetic reconnection, a fundamental plasma process, is pivotal in understanding energy conversion and particle acceleration in astrophysical systems. While extensively studied in two-dimensional (2D) configurations, the dynamics of…

Plasma Physics · Physics 2025-08-05 Vinay Kumar , Pallavi Bhat

Using high resolution Cluster satellite observations, we show that the turbulent solar wind is populated by magnetic discontinuities at different scales, going from proton down to electron scales. The structure of these layers resembles the…

Solar and Stellar Astrophysics · Physics 2016-06-08 A. Greco , S. Perri , S. Servidio , E. Yordanova , P. Veltri

Solar flares can release coronal magnetic energy explosively and may impact the safety of near-earth space environments. Their structures and properties on macroscale have been interpreted successfully by the generally-accepted…

Solar and Stellar Astrophysics · Physics 2023-09-11 Yulei Wang , Xin Cheng , Mingde Ding , Zhaoyuan Liu , Jian Liu , Xiaojue Zhu