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Related papers: Structures Produced by the Collision of Extragalac…

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We present a series of numerical studies of the interaction of colliding radiative, hydrodynamic young stellar outflows. We study the effect of the collision impact parameter on the acceleration of ambient material and the degree to which…

Astrophysics · Physics 2008-11-26 Andrew J. Cunningham , Adam Frank , Eric G. Blackman

The termination regions of non-relativistic jets in protostars and supersonic outflows in classical novae are nonthermal emitters. Given the high densities in these systems, radiative shocks are expected to form. However, in the presence of…

High Energy Astrophysical Phenomena · Physics 2022-04-27 M. V. del Valle , A. Araudo , F. Suzuki-Vidal

Jets in active galactic nuclei have to cross significant distances within their host galaxies, meeting large numbers of stars of different masses and evolution stages in their paths. Given enough time, supernova explosions within the jet…

High Energy Astrophysical Phenomena · Physics 2025-10-07 B. Longo , M. Perucho , V. Bosch-Ramon , J. M. Martí , G. Fichet de Clairfontaine

Excess emission over expected diffuse astrophysical backgrounds in the direction of the Galactic center region has been claimed at various wavelengths, from radio to gamma rays. Among particle models advocated to explain such observations,…

High Energy Astrophysical Phenomena · Physics 2015-09-09 Eric Carlson , Stefano Profumo

The collision of magnetic reconnection jets is studied by means of a three dimensional numerical simulation at kinetic scale, in the presence of a strong guide field. We show that turbulence develops due to the jets collision producing…

Solar and Stellar Astrophysics · Physics 2018-11-07 F. Pucci , W. H. Matthaeus , A. Chasapis , S. Servidio , L. Sorriso-Valvo , V. Olshevsky , D. L. Newman , M. V. Goldman , G. Lapenta

Key features of jet-medium interactions in heavy-ion collisions are modifications to the jet structure. Recent results from experiments at the LHC and RHIC have motivated several theoretical calculations and monte carlo models towards…

Nuclear Theory · Physics 2017-07-10 Raghav Kunnawalkam Elayavalli

Jets from radio galaxies can have dramatic effects on the medium through which they propagate. We review observational evidence for jet-induced star formation in low ('FR-I') and high ('FR-II') luminosity radio galaxies, at low and high…

Astrophysics · Physics 2007-05-23 Wil van Breugel , Chris Fragile , Peter Anninos , Stephen Murray

Active galactic nuclei present continuum and line emission. The former is produced by the accretion disk and the jets, whereas the latter is originated by gas located close to the super-massive black hole. The small region where the broad…

High Energy Astrophysical Phenomena · Physics 2009-08-07 Anabella T. Araudo , Valenti Bosch-Ramon , Gustavo E. Romero

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

In the past years significant progress has been made toward achieving a quantitative understanding of jets and their substructure in high-energy proton-proton collisions from first principles in QCD. Precise measurements have become…

High Energy Physics - Phenomenology · Physics 2018-12-19 Felix Ringer

We performed sub-parsec ($\sim$ 0.014 pc) scale simulations of cloud-cloud collisions of two idealized turbulent molecular clouds (MCs) with different masses in the range of $0.76 - 2.67 \times 10^4$M$_{\odot}$ and with collision speeds of…

Astrophysics of Galaxies · Physics 2018-02-15 Ken Takahira , Kazuhiro Shima , Elizabeth J. Tasker , Asao Habe

We review recent theoretical developments in the study of the structure of jets that are produced in ultra relativistic heavy ion collisions. The core of the review focusses on the dynamics of the parton cascade that is induced by the…

High Energy Physics - Phenomenology · Physics 2015-12-09 Jean-Paul Blaizot , Yacine Mehtar-Tani

The model first introduced by Raga & Canto (1996) in which astrophysical jets are deflected on passing through an isothermal high density region is generalised by taking into account gravitational effects on the motion of the jet as it…

Astrophysics · Physics 2015-06-24 S. Mendoza , M. S. Longair

Extragalactic plasma jets are some of the few astrophysical environments able to confine ultra-high-energy cosmic rays, but whether they are capable of accelerating these particles is unknown. In this work, we revisit particle acceleration…

High Energy Astrophysical Phenomena · Physics 2023-08-02 Benoît Cerutti , Gwenael Giacinti

Comparing the properties AGN and Herbig-Haro jets can be a useful exercise for understanding the physical mechanisms at work in collimated outflows that propagate in such different environments. In the case of Herbig-Haro jets, the presence…

Astrophysics · Physics 2019-04-03 Silvano Massaglia

Over cosmic time, galaxies grow through the hierarchical merging of smaller galaxies. However, the bright region of the galaxy luminosity function is incompatible with the simplest version of hierarchical merging, and it is believed that…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-20 Alexander Y. Wagner , Geoffrey V. Bicknell

Dozens of stellar tidal disruption events (TDEs) have been identified at optical, UV and X-ray wavelengths. A small fraction of these, most notably Swift J1644+57, produce radio synchrotron emission, consistent with a powerful, relativistic…

High Energy Astrophysical Phenomena · Physics 2016-11-15 A. Generozov , P. Mimica , B. D. Metzger , N. C. Stone , D. Giannios , M. A. Aloy

Jet substructure observables serve as essential tools for probing the quark-gluon plasma produced in relativistic heavy-ion collisions. Their interpretation, however, is often complicated by edge effects, which arise when correlated…

High Energy Physics - Phenomenology · Physics 2025-12-12 Carlota Andres , Jack Holguin , Benjamin Kimelman , Raghav Kunnawalkam Elayavalli , Jussi Viinikainen , Zhong Yang

We report experimental results on merging of hypersonic plasma jets, which is the fundamental building block for forming spherically imploding plasma liners as a potential standoff compression driver for mangeto-inertial fusion. Jets are…

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