Results 41 to 50 of about 624,739 (259)

Relativistic stellar jets: dynamics and non-thermal radiation

open access: yesEPJ Web of Conferences, 2013
Relativistic stellar jets, produced in binary systems called microquasars, propagate through media with different spatial scales releasing their energy in the form of work and radiation from radio to gamma rays.
Bosch-Ramon Valentí
doaj   +1 more source

Particles in Relativistic MHD Jets. I. Role of Jet Dynamics in Particle Acceleration

open access: yesThe Astrophysical Journal, 2023
Relativistic jets from (supermassive) black holes are typically observed in nonthermal emission, caused by highly relativistic electrons. Here, we study the interrelation between three-dimensional (special) relativistic magnetohydrodynamics, and particle
Ravi Pratap Dubey   +2 more
doaj   +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

High-energy neutrinos from reverse shocks in choked and successful relativistic jets [PDF]

open access: yes, 2008
Highly relativistic jets are a key element of current gamma-ray burst models, where the jet kinetic energy is converted to radiation energy at optically thin shocks. High-energy neutrinos are also expected, from interactions of protons accelerated in the
Ando, Shin'ichiro, Horiuchi, Shunsaku
core   +2 more sources

On the Relationship between BL-Lacertae Objects and FRI Radio Galaxies [PDF]

open access: yes, 1993
The idea that Fanaroff-Riley Class~I Radio Galaxies contain core jets with Lorentz factors of the order of a few and are the parent population for BL~Lac Objects is examined, with particular reference to the data on two FRI Radio Galaxies, NGC~315 and ...
Georey V. Bicknell   +2 more
core   +2 more sources

Polarized Emission from Gamma-Ray Burst Jets

open access: yesGalaxies, 2017
I review how polarization signals have been discussed in the research field of Gamma-Ray Bursts (GRBs). I mainly discuss two subjects in which polarimetry enables us to study the nature of relativistic jets.
Shiho Kobayashi
doaj   +1 more source

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

A Panchromatic View of Relativistic Jets in Narrow-Line Seyfert 1 Galaxies

open access: yesGalaxies, 2016
The discovery by the Large Area Telescope on board Fermi of variable γ-ray emission from radio-loud narrow-line Seyfert 1 (NLSy1) galaxies revealed the presence of a possible third class of Active Galactic Nuclei (AGN) with relativistic jets in addition ...
Filippo D’Ammando   +5 more
doaj   +1 more source

Time reclustering for jet quenching studies

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
The physics program of ultra-relativistic heavy-ion collisions at the Large Hadron Collider (LHC) and Relativistic Heavy-Ion Collider (RHIC) has brought a unique insight into the hot and dense QCD matter created in such collisions, the Quark-Gluon Plasma
Liliana Apolinário   +2 more
doaj   +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

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