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Related papers: R-JET: A postprocessing code for radiative transpo…

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We use moment formalism of relativistic radiation hydrodynamics to obtain equations of motion of radial jets and solve them using polytropic equation of state of the relativistic gas. We consider curved space-time around black holes and…

High Energy Astrophysical Phenomena · Physics 2018-03-14 Mukesh K. Vyas , Indranil Chattopadhyay

Jets are observed as radio emission in active galactic nuclei and during the low/hard state in X-ray binaries (XRBs), but their contribution at higher frequencies has been uncertain. We study the dynamics of jets in XRBs using the…

High Energy Astrophysical Phenomena · Physics 2016-03-16 Michael O' Riordan , Asaf Pe'er , Jonathan C. McKinney

We investigate how the angular structure of GRB jets effects the afterglow light curves at different viewing angles, $\theta_{v}$, from the jet symmetry axis. A numerical hydrodynamical modeling for the evolution of a relativistic…

Astrophysics · Physics 2007-05-23 Jonathan Granot , Pawan Kumar , Tsvi Piran

We study the properties of the chromohydrodynamical instabilities induced by a relativistic jet that crosses the quark-gluon plasma. Assuming that the jet of particles and the plasma can be described using a hydrodynamical approach, we…

High Energy Physics - Phenomenology · Physics 2008-11-26 Massimo Mannarelli , Cristina Manuel

We have performed numerical simulations of weakly and strongly magnetized relativistic jets embedded in a weakly and strongly magnetized stationary or mildly relativistic (0.5c) sheath using the RAISHIN code. In the numerical simulations a…

Astrophysics · Physics 2008-11-26 Y. Mizuno , P. Hardee , K. -I. Nishikawa

Ray tracing radiative transfer is a powerful method for comparing theoretical models of black hole accretion flows and jets with observations. We present a public code, grtrans, for carrying out such calculations in the Kerr metric,…

High Energy Astrophysical Phenomena · Physics 2016-09-07 Jason Dexter

In the established paradigm of jet quenching in relativistic heavy-ion collisions, jets from initial hard parton scatterings are suppressed due to their interaction with the quark-gluon plasma (QGP) as they traverse the hot medium, serving…

Nuclear Theory · Physics 2026-01-21 Peng Jing , Yichao Dang , Yang He , Shanshan Cao , Li Yi , Xin-Nian Wang

We investigate whether the parsec-scale jets of quasars 3C 345 and 3C 279 are dominated by a normal (proton-electron) plasma or a pair (electron-positron) plasma. We first present a new method to compute the kinetic luminosity of a conical…

Astrophysics · Physics 2007-05-23 Kouichi Hirotani

The relativistic plasma jets from a misaligned black hole-accretion disk system will not be axially symmetric. Here we analyze nonaxisymmetric, stationary, translation invariant jets in the force-free approximation where the field energy…

High Energy Astrophysical Phenomena · Physics 2015-08-12 Samuel E. Gralla , Ted Jacobson

A model is developed for relativistic Poynting jets from the inner region of a disk around a rotating black hole. The disk is initially threaded by a dipole-like magnetic field. The model is derived from the special relativistic equation…

Astrophysics · Physics 2009-11-10 Richard V. E. Lovelace , Marina M. Romanova

We investigate single-inclusive high-pT jet production in longitudinally polarized pp collisions at RHIC, with particular focus on the algorithm adopted to define the jets. Following and extending earlier work in the literature, we treat…

High Energy Physics - Phenomenology · Physics 2015-06-11 Asmita Mukherjee , Werner Vogelsang

We developed the full magnetohydrodynamical analytical jet model that allows accurate reproducing of a transversal and longitudinal structure for a highly collimated relativistic jets. This model can be used as a setup for convenient…

High Energy Astrophysical Phenomena · Physics 2025-10-29 E. E. Nokhrina , I. N. Pashchenko , V. A. Frolova , R. V. Todorov

Relativistic jets reside in high-energy astrophysical systems of all scales. Their interaction with the surrounding media is critical as it determines the jet evolution, observable signature, and feedback on the environment. During its…

High Energy Astrophysical Phenomena · Physics 2018-04-04 Richard Harrison , Ore Gottlieb , Ehud Nakar

Relativistic magnetic reconnection studies have focused on symmetric configurations so far, where the upstream plasma has identical properties on each side of the layer. The boundary layer between a relativistic jet and an accretion flow…

High Energy Astrophysical Phenomena · Physics 2024-09-23 Enzo Figueiredo , Benoît Cerutti , John Mehlhaff , Nicolas Scepi

Relativistic magnetized jets from active galaxies are among the most powerful cosmic accelerators, but their particle acceleration mechanisms remain a mystery. We present a new acceleration mechanism associated with the development of the…

High Energy Astrophysical Phenomena · Physics 2018-12-19 E. Paulo Alves , Jonathan Zrake , Frederico Fiuza

One of the key open questions in the study of relativistic jets is their interaction with the environment. Here, we study the initial evolution of both electron-proton and electron-positron relativistic jets, focusing on their lateral…

High Energy Astrophysical Phenomena · Physics 2016-03-28 K. I Nishikawa , J. T. Frederiksen , A. Nordlund , Y. Mizuno , P. E. Hardee , J. Niemiec , J. L. Gomez , A. Pe'er , I. Dutan , A. Meli , H. Sol , M. Pohl , D. H. Hartman

There are several methods to calculate the radiative and kinetic power of relativistic jets, but their results can differ by one or two orders of magnitude. Therefore, it is necessary to perform a calibration of the jet power, to understand…

We present a multi-wavelength analysis of two flare-related jets on November 13, 2014, using data from SDO/AIA, RHESSI, Hinode/XRT, and IRIS. Unlike most coronal jets where hard X-ray (HXR) emissions are usually observed near the jet base,…

Solar and Stellar Astrophysics · Physics 2022-07-13 Yixian Zhang , Sophie Musset , Lindsay Glesener , Navdeep Panesar , Gregory Fleishman

We model the non-thermal transient Swift J1644+57 as resulting from a relativistic jet powered by the accretion of a tidally-disrupted star onto a super-massive black hole. Accompanying synchrotron radio emission is produced by the shock…

High Energy Astrophysical Phenomena · Physics 2015-05-27 P. Mimica , D. Giannios , B. D. Metzger , M. A. Aloy

The structure of a relativistically hot, strongly magnetized jet is investigated at large distances from the source. Asymptotic equations are derived describing collimation and acceleration of the externally confined jet. Conditions are…

High Energy Astrophysical Phenomena · Physics 2015-05-20 Yuri Lyubarsky