Results 41 to 50 of about 686,828 (173)

Rayleigh–Taylor instability in two-component relativistic jets [PDF]

open access: yes, 2017
Relativistic jets associated with active galactic nuclei and gamma-ray bursts propagate over huge distances without significant loss of momentum. At the same time they are bright emitters, which is indicative of strong energy dissipation.
K. Toma, S. Komissarov, O. Porth
semanticscholar   +1 more source

THE INTERNAL STRUCTURE OF OVERPRESSURED, MAGNETIZED, RELATIVISTIC JETS [PDF]

open access: yes, 2016
This work presents the first characterization of the internal structure of overpressured, steady superfast-magnetosonic relativistic jets in connection with their dominant type of energy.
J. M. Mart'i, M. Perucho, J. L. G'omez
semanticscholar   +1 more source

Accelerating AGN jets to parsec scales using general relativistic MHD simulations [PDF]

open access: yesMonthly notices of the Royal Astronomical Society, 2019
Accreting black holes produce collimated outflows, or jets, that traverse many orders of magnitude in distance, accelerate to relativistic velocities, and collimate into tight opening angles.
K. Chatterjee   +3 more
semanticscholar   +1 more source

The influence of collimation on the appearance of relativistic jets [PDF]

open access: yes, 2010
The question of the collimation of relativistic jets is the subject of a lively debate in the community. We numerically compute the apparent velocity and the Doppler factor of a non homokinetic jet using different velocity profile, to study the effect of
Ferreira   +6 more
core   +1 more source

Hydrodynamic Interactions of Relativistic Extragalactic Jets with Dense Clouds [PDF]

open access: yesAstrophys.J.655:769-780,2007, 2006
We have studied three-dimensional hydrodynamic interactions of relativistic extragalactic jets with two-phase ambient media. These jets propagate through a denser homogeneous gas and then impact clouds with densities 100 to 1000 times higher than the initial beam density. The deflection angle of the jet is influenced more by the density contrast of the
arxiv   +1 more source

Relativistic Jets from X-ray binaries [PDF]

open access: yes, 1999
In this review I summarise the status of observational research into relativistic jets from X-ray binaries, highlighting four areas in particular: (i) How relativistic are the jets ?, (ii) The disc : jet coupling, (iii) the nature of the underlying flat ...
Fender, R.P.   +3 more
core   +3 more sources

BARYON LOADING EFFICIENCY AND PARTICLE ACCELERATION EFFICIENCY OF RELATIVISTIC JETS: CASES FOR LOW LUMINOSITY BL LACS [PDF]

open access: yes, 2016
Relativistic jets launched by supermassive black holes, so-called active galactic nuclei (AGNs), are known as the most energetic particle accelerators in the universe.
Y. Inoue, Yasuyuki T. Tanaka
semanticscholar   +1 more source

Jets from black hole binaries and Galactic Nuclei

open access: yes, 2000
Relativistic outflows are a common phenomenon in accreting black holes. Despite the enormous differences in scale, stellar-mass black holes in binaries and supermassive black holes in Galactic Nuclei produce jets with analogous properties.
Mirabel, I. F.
core   +1 more source

Nonlinear stability of relativistic sheared planar jets [PDF]

open access: yes, 2005
The linear and non-linear stability of sheared, relativistic planar jets is studied by means of linear stability analysis and numerical hydrodynamical simulations.
Aloy   +35 more
core   +3 more sources

DISCOVERY OF A PSEUDOBULGE GALAXY LAUNCHING POWERFUL RELATIVISTIC JETS [PDF]

open access: yes, 2016
Supermassive black holes launching plasma jets at close to the speed of light, producing gamma-rays, have ubiquitously been found to be hosted by massive elliptical galaxies.
J. Kotilainen   +6 more
semanticscholar   +1 more source

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