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Related papers: X-ray emission from expanding cocoons

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We present the results from the study of the resolved distribution of cold molecular gas around eight young (<10^6 yr), peaked-spectrum radio galaxies. This has allowed us to trace the interplay between the radio jets and the surrounding…

Astrophysics of Galaxies · Physics 2023-03-01 Raffaella Morganti , Suma Murthy , Pierre Guillard , Tom Oosterloo , Santiago Garcia-Burillo

The emission processes responsible for the observed X-rays from radio jets are commonly believed to be non-thermal, but in any particular case, it is unclear if synchrotron emission or one or more varieties of inverse Compton emission…

Astrophysics · Physics 2009-11-07 D. E. Harris , H. Krawczynski

Jets from active galactic nuclei (AGNs) are expected to heat the surrounding intracluster medium (ICM). We investigate how the interaction between jets and the ICM appears in high-resolution X-ray observations using mock X-ray observations…

Astrophysics of Galaxies · Physics 2026-01-14 Mahiro Shirotori , Yutaka Fujita

We study the structures of ultra-relativistic jets injected into the intracluster medium (ICM) and the associated flow dynamics, such as shocks, velocity shear, and turbulence, through three-dimensional relativistic hydrodynamic (RHD)…

High Energy Astrophysical Phenomena · Physics 2021-11-03 Jeongbhin Seo , Hyesung Kang , Dongsu Ryu

We present high angular resolution X-ray images and spectra from two {\em Chandra} ACIS-I observations of the X-ray jet in the nearby radio galaxy Centaurus A. We find that the X-ray emission from the jet is composed of a low surface…

Astrophysics · Physics 2009-11-07 R. P. Kraft , W. R. Forman , C. Jones , S. S. Murray , M. J. Hardcastle , D. M. Worrall

QSOs' emission lines arise from highest velocity (approximately 10000 km/s), dense gas within approximately 0.1 parsec of the central engine, out to low-velocity, low-density gas at great distances from the host galaxy. In radio-loud QSOs…

Astrophysics · Physics 2015-06-24 Beverley J. Wills , M. S. Brotherton

We present numerical simulations investigating the interaction of AGN jets with galaxy clusters, for the first time taking into account the dynamic nature of the cluster gas and detailed cluster physics. The simulations successfully…

Astrophysics · Physics 2009-11-11 S. Heinz , M. Brueggen , A. Young , E. Levesque

Small-scale transient phenomena in the quiet Sun are believed to play an important role in coronal heating and solar wind generation. One of them named as "X-ray jet" is the subject of our study. We indent to investigate the dynamics,…

Solar and Stellar Astrophysics · Physics 2015-05-19 M. S. Madjarska

The interactions between low-power radio galaxies and their environments are thought to play a crucial role in supplying energy to offset cooling in the centres of groups and clusters. Such interactions are also important in determining…

Astrophysics · Physics 2007-07-13 J. H. Croston

We have investigated how several parameters can affect the results of a collision between an extragalactic jet and a dense, intergalactic cloud, through a series of hydrodynamic simulations. Such collisions are often suggested to explain…

Astrophysics · Physics 2009-10-31 S. W. Higgins , T. J. O'Brien , J. S. Dunlop

We have investigated how varying several parameters affects the results of a collision between an extragalactic jet and a dense, intergalactic cloud, through a series of hydrodynamic simulations. We have produced synthetic radio images for…

Astrophysics · Physics 2007-05-23 Stephen Higgins , Tim O'Brien , James Dunlop

We investigated the relation between compact jet emission and X-ray variability properties of all black hole transients with multiwavelength coverage during their outburst decays. We studied the evolution of all power spectral components…

High Energy Astrophysical Phenomena · Physics 2015-06-22 Tolga Dincer , Emrah Kalemci , John A. Tomsick , Michelle M. Buxton , Charles D. Bailyn

We present a set of high-resolution 3D MHD simulations of steady light, supersonic jets, exploring the influence of jet Mach number and the ambient medium on jet propagation and energy deposition over long distances. The results are…

Astrophysics · Physics 2009-11-13 S. M. O'Neill , I. L. Tregillis , T. W. Jones , Dongsu Ryu

A list is presented of known extragalactic radio jets which also have associated X-ray emission. The canonical emission processes for the production of X-rays are reviewed and the sources are categorized on the basis of our current…

Astrophysics · Physics 2007-05-23 D. E. Harris

Both a thermal component and a non thermal component as an interaction between the jet and an interstellar medium are studied with an exposure time of 800 ks of Chandra. It is confirmed that an X-ray energy spectra for the nucleus, the knot…

High Energy Astrophysical Phenomena · Physics 2018-10-26 S. Osone

About one thousand extragalactic large-scale jets are known, and a few tens of them are confirmed sources of infrared, optical, or X-ray photons. Multiwavelength emission comming directly from these outflows is always non-thermal in origin.…

Astrophysics · Physics 2016-08-30 L. Stawarz

We have carried out numerical hydrodynamic simulations of radio jets from active galactic nuclei using the PLUTO simulation code, with the aim of investigating the effect of different environments and intermittency of energy injection on…

High Energy Astrophysical Phenomena · Physics 2018-08-14 Patrick Yates , Stanislav Shabala , Martin Krause

Stars and their winds can contribute to the non-thermal (NT) emission in extragalactic jets. Given the complexity of jet-star interactions, the properties of the resulting emission are strongly linked to those of the emitting flows. We…

High Energy Astrophysical Phenomena · Physics 2016-11-16 Víctor M. de la Cita , Valentí Bosch-Ramon , Xavier Paredes-Fortuny , Dmitry Khangulyan , Manel Perucho

This article gives a brief historical introduction and reviews our current understanding of jets in radio galaxies and quasars from an observational perspective, with an emphasis on observations at radio wavelengths. Recent results on the…

Astrophysics of Galaxies · Physics 2022-12-21 D. J. Saikia

Magnetic fields, which are undoubtedly present in extragalactic jets and responsible for the observed synchrotron radiation, can affect the morphology and dynamics of the jets and their interaction with the ambient cluster medium. We…

High Energy Astrophysical Phenomena · Physics 2012-09-13 V. Gaibler , M. Krause , M. Camenzind
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