Results 31 to 40 of about 686,828 (173)

Climate hypocrisy and environmental integrity

open access: yes, 2023
Journal of Social Philosophy, EarlyView.
Valentin Beck
wiley   +1 more source

Efficient Nonthermal Particle Acceleration by the Kink Instability in Relativistic Jets. [PDF]

open access: yesPhysical Review Letters, 2018
Relativistic magnetized jets from active galaxies are among the most powerful cosmic accelerators, but their particle acceleration mechanisms remain a mystery.
E. Alves, J. Zrake, F. Fiuza
semanticscholar   +1 more source

Total and Linearly Polarized Synchrotron Emission from Overpressured Magnetized Relativistic Jets [PDF]

open access: yesAstrophysical Journal, 2018
We present relativistic magnetohydrodynamic (RMHD) simulations of stationary overpressured magnetized relativistic jets, which are characterized by their dominant type of energy: internal, kinetic, or magnetic.
A. Fuentes   +3 more
semanticscholar   +1 more source

Polarization and structure of relativistic parsec-scale AGN jets [PDF]

open access: yes, 2004
(Abridged) We consider the polarization properties of optically thin synchrotron radiation emitted by relativistically moving electron--positron jets carrying large-scale helical magnetic fields.
Gabuzda, Denise C.   +2 more
core   +3 more sources

Relativistic Jets in Core-collapse Supernovae [PDF]

open access: yesAstrophysical Journal, 2017
After decades of extensive research the mechanism driving core-collapse supernovae (CCSNe) is still unclear. One common mechanism is a neutrino-driven outflow, but others have been proposed.
T. Piran, E. Nakar, P. Mazzali, E. Pian
semanticscholar   +1 more source

Relativistic hydrodynamical simulations of the effects of the stellar wind and the orbit on high-mass microquasar jets [PDF]

open access: yes, 2021
High-mass microquasar jets, produced in an accreting compact object in orbit around a massive star, must cross a region filled with stellar wind. The combined effects of the wind and orbital motion can strongly affect the jet properties on binary scales and beyond. The study of such effects can shed light on how high-mass microquasar jets propagate and
arxiv   +1 more source

From electrons to Janskys: Full stokes polarized radiative transfer in 3D relativistic particle-in-cell jet simulations [PDF]

open access: yesA&A 653, A10 (2021), 2021
The underlying plasma composition of relativistic extragalactic jets remains largely unknown. Relativistic magnetohydrodynamic (RMHD) models are able to reproduce many of the observed macroscopic features of these outflows. The nonthermal synchrotron emission detected by very long baseline interferometric (VLBI) arrays, however, is a by-product of the ...
arxiv   +1 more source

Sources of Relativistic Jets in the Galaxy [PDF]

open access: yes, 1999
Black holes of stellar mass and neutron stars in binary systems are first detected as hard X-ray sources using high-energy space telescopes. Relativistic jets in some of these compact sources are found by means of multiwavelength observations with ground-
Ball L   +33 more
core   +1 more source

Extragalactic Relativistic Jets and Nuclear Regions in Galaxies [PDF]

open access: yes, 2006
Past years have brought an increasingly wider recognition of the ubiquity of relativistic outflows (jets) in galactic nuclei, which has turned jets into an effective tool for investigating the physics of nuclear regions in galaxies.
A. Pedlar   +37 more
core   +3 more sources

A powerful hydrodynamic booster for relativistic jets [PDF]

open access: yes, 2006
Velocities close to the speed of light are a robust observational property of the jets observed in microquasars and AGNs, and are expected to be behind much of the phenomenology of GRBs. Yet, the mechanism boosting relativistic jets to such large Lorentz
Aloy, Miguel A., Rezzolla, Luciano
core   +2 more sources

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