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Jets from young stars are used as an example to review how laboratory modeling enables advancement in understanding the main physical processes responsible for the formation and stability of these amazing objects. The discussion focuses on…

High Energy Astrophysical Phenomena · Physics 2023-07-18 V. S. Beskin , V. I. Krauz , S. A. Lamzin

Jets are observed in young stellar objects, X-ray sources, active galactic nuclei (AGN). The mechanisms of jet formation may be divided in regular, acting continuously for a long time, and explosive ones. Continuous mechanisms are related…

High Energy Astrophysical Phenomena · Physics 2019-05-16 G. S. Bisnovatyi-Kogan

In this paper we present a numerical study of plasma jets produced by intense laser matter interactions. Through this study we hope to better understand astrophysical jets and their recent experimental simulations in the laboratory. We paid…

Astrophysics · Physics 2009-11-07 Akira Mizuta , Shoich Yamada , Hideaki Takabe

A laboratory simulation of astrophysical processes is one of the intensively developed areas of plasma physics. A new series of experiments has been launched recently on the Plasma Focus type facility in NRC Kurchatov Institute. The main…

High Energy Astrophysical Phenomena · Physics 2018-08-16 Vyacheslav I. Krauz , Vasily S. Beskin , Evgeny P. Velikhov

We have constructed the foundations to a series of theoretical diagnostic methods to probe the jet phenomenon in young stars as observed at various optical forbidden lines. We calculate and model in a self-consistent manner the physical and…

Astrophysics · Physics 2015-06-24 Hsien Shang

Relativistic jets can interact with the ambient gas distribution of the host galaxy, before breaking out to larger scales. In the past decade several studies have simulated jet-driven outflows to understand how they affect the nearby…

Astrophysics of Galaxies · Physics 2022-01-05 Dipanjan Mukherjee , Geoffrey V. Bicknell , Alexander Y. Wagner

In this review, analytical results obtained for a wide class of stationary axisymmetric flows in the vicinity of compact astrophysical objects are analyzed, with an emphasis on quantitative predictions for specific sources. Recent years…

High Energy Astrophysical Phenomena · Physics 2015-05-27 V. S. Beskin

Jets are ubiquitous in the Universe and, as demonstrated in this volume, are seen from a large number of astrophysical objects. For a number of reasons, in particular their proximity and the abundant range of diagnostics to determine their…

Solar and Stellar Astrophysics · Physics 2021-05-05 T. P. Ray , J. Ferreira

Recent pulsed-power experiments have demonstrated the formation of astrophysically-relevant, differentially rotating plasmas [1]. Key features of the plasma flows are the discovery of a quasi-Keplerian rotation curve, the launching of…

The evolution of laboratory produced magnetic jets is followed numerically through three-dimensional, non-ideal magnetohydrodynamic simulations. The experiments are designed to study the interaction of a purely toroidal field with an…

Elongated jets from young stellar objects typically present a nodular structure, formed by a chain of bright knots of enhanced emission with individual proper motions. Though it is generally accepted that internal shocks play an important…

Astrophysics · Physics 2009-11-13 F. Rubini , S. Lorusso , L. Del Zanna , F. Bacciotti

Stars form in regions of the galaxy that are denser and cooler than the mean interstellar medium. These regions are called Giant Molecular Clouds. At the beginning of their life, up to $10^5-10^6$ years, stars accrete matter from their rich…

Instrumentation and Methods for Astrophysics · Physics 2015-05-27 Marco Belan , Sergio de Ponte , Daniela Tordella , Silvano Massaglia , Attilio Ferrari , Andrea Mignone , Eberhard Bodenschatz

Astrophysical jets have been studied with observations, theoretical models and numerical simulations for decades. Recently, supersonic magnetized jets have been formed in laboratory experiments of high-energy density plasmas. I will review…

Solar and Stellar Astrophysics · Physics 2011-11-21 Martín Huarte-Espinosa , Adam Frank , Eric Blackman

Jets, collimated outflows of particles and fields, are observed in a wide variety of astrophysical systems, including Active Galactic Nuclei of various types, microquasars, gamma-ray bursts, and young stellar objects. Despite intensive…

High Energy Astrophysical Phenomena · Physics 2021-06-29 Gustavo E. Romero

Highly collimated supersonic jets are observed to emerge from a wide variety of astrophysical objects, ranging from Active Nuclei of Galaxies (AGN's) to Young Stellar Objects (YSOs) within our own Galaxy. Despite their different physical…

Astrophysics · Physics 2015-06-24 Elisabete M. de Gouveia Dal Pino

Extragalactic relativistic jets are composed by charged particles and magnetic fields, as inferred from the synchrotron emission that we receive from them. The Larmor radii of the particles propagating along the magnetic field are much…

High Energy Astrophysical Phenomena · Physics 2017-08-07 Manel Perucho , José María Martí , José Luís Gómez , Antonio Fuentes

Highly collimated supersonic jets and less collimated outflows are observed to emerge from a wide variety of astrophysical objects. They are seen in young stellar objects (YSOs), proto-planetary nebulae, compact objects (like galactic black…

Astrophysics · Physics 2009-11-10 Elisabete M. de Gouveia Dal Pino

The physics of astrophysical jets can be divided into three regimes: (i) engine and launch (ii) propagation and collimation, (iii) dissipation and particle acceleration. Since astrophysical jets comprise a huge range of scales and…

High Energy Astrophysical Phenomena · Physics 2022-07-27 Eric G. Blackman , Sergey V. Lebedev

Jets and outflows are thought to be an integral part of accretion phenomena and are associated with a large variety of objects. In these systems, the interaction of magnetic fields with an accretion disk and/or a magnetized central object…

The study of the substructure of collimated particles from quarks and gluons, or jets, has the promise to reveal the details how color charges interact with the QCD plasma medium created in colliders such as RHIC and the LHC. Traditional…

Nuclear Theory · Physics 2018-10-05 Yue Shi Lai
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