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Related papers: Astrophysical jets from boosted compact objects

200 papers

We systematically study pulsar light curves, taking into account the special relativistic effect, i.e., the Doppler factor due to the fast spin of the neutron stars, together with the time delay, which comes from the difference of the…

High Energy Astrophysical Phenomena · Physics 2018-12-05 Hajime Sotani , Umpei Miyamoto

In this study we explore the magnetic mechanism of hypernovae and relativistic jets of long duration gamma ray bursts within the collapsar scenario. This is an extension of our earlier work [1]. We track the collapse of massive rotating…

Astrophysics · Physics 2009-11-13 Maxim V. Barkov , Serguei S. Komissarov

We have investigated particle acceleration and shock structure associated with an unmagnetized relativistic jet propagating into an unmagnetized plasma. Strong magnetic fields generated in the trailing jet shock lead to transverse…

High Energy Astrophysical Phenomena · Physics 2015-06-15 K. -I. Nishikawa , P. Hardee , B. Zhang , I. Dutan , M. Medvedev , E. J. Choi , K. W. Min , J. Niemiec , Y. Mizuno , A. Nordlund , J. T. Frederiksen , H. Sol , M. Pohl , D. H. Hartmann

We investigate a relativistic fluid jet driven by radiation from a shocked accretion disc around a non-rotating black hole approximated by Paczy\'nski-Wiita potential. The sub-Keplerian and Keplerian accretion rates control the shock…

High Energy Astrophysical Phenomena · Physics 2015-09-16 Mukesh K. Vyas , Rajiv Kumar , Samir Mandal , Indranil Chattopadhyay

We conduct force-free simulations of a single neutron star undergoing orbital motion in flat spacetime, mimicking the trajectory of the star about the center of mass on a compact binary system. Our attention is focused on the kinetic energy…

High Energy Astrophysical Phenomena · Physics 2020-03-18 Federico Carrasco , Masaru Shibata

We present the results of 2.5-dimensional resistive magnetohydrodynamic (MHD) simulations of the magnetic interaction between a weakly magnetized neutron star and its accretion disk. General relativistic effects are simulated by using the…

Astrophysics · Physics 2009-11-10 Yoshiaki Kato , Mitsuru Hayashi , Ryoji Matsumoto

In this paper we present a numerical study of plasma jets produced by intense laser matter interactions. Through this study we hope to better understand astrophysical jets and their recent experimental simulations in the laboratory. We paid…

Astrophysics · Physics 2009-11-07 Akira Mizuta , Shoich Yamada , Hideaki Takabe

A general relativistic model for the formation and acceleration of low mass-loaded jets from systems containing accreting black holes is presented. The model is based on previous numerical results and theoretical studies in the Newtonian…

High Energy Astrophysical Phenomena · Physics 2011-06-09 Felix Brezinski , Ahmad Hujeirat

The magnetic theory for the production of jets by accreting objects is reviewed with emphasis on outstanding problem areas. An effort is made to show the connections behind the occasionally diverging nomenclature in the literature, to…

Astrophysics · Physics 2010-01-06 H. C. Spruit

We have carried out 2D and 3D general relativistic magnetohydrodynamic simulations of jets launched self-consistently from accretion disks orbiting Kerr black holes and applied the results to the inner engine of the collapsar model of…

Astrophysics · Physics 2007-05-23 Jean-Pierre De Villiers , Jan Staff , Rachid Ouyed

Several boosted jet techniques use jet shape variables to discriminate the multi-pronged signal from Quantum Chromodynamics backgrounds. In this paper, we provide a first-principles study of an important class of jet shapes all of which put…

High Energy Physics - Phenomenology · Physics 2016-09-23 Mrinal Dasgupta , Lais Schunk , Gregory Soyez

Boosted resonances is a highly probable and enthusiastic scenario in any process probing the electroweak scale. Such objects when decaying into jets can easily blend with the cornucopia of jets from hard relative light QCD states. We review…

High Energy Physics - Phenomenology · Physics 2015-05-30 Leandro G. Almeida , Raz Alon , Michael Spannowsky

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

Consider a dynamic general relativistic spacetime in which the proper infinitesimal interval along one spatial coordinate direction decreases monotonically with time, while the corresponding intervals increase along other spatial…

General Relativity and Quantum Cosmology · Physics 2022-08-17 Donato Bini , Carmen Chicone , Bahram Mashhoon

The spin energy extraction from a rotating black hole by amplification of scalar waves inside superradiance resonance wedge cavity (ring), followed by jet formation via magnetic reconnection assisted by the amplified scalar fields, is…

Astrophysics · Physics 2007-05-23 Sandi Setiawan

The extreme conditions found near black holes and neutron stars provide a unique opportunity for testing physical theories. Observations of both types of compact objects can be used to probe regions of strong gravity, allowing for tests of…

High Energy Astrophysical Phenomena · Physics 2009-02-25 John A. Tomsick , Andreas Quirrenbach , Shrinivas R. Kulkarni , Stuart B. Shaklan , Xiaopei Pan

Magnetic field threading a black hole ergosphere is believed to play the key role in both driving the powerful relativistic jets observed in active galactic nuclei and extracting the rotational energy from a black hole via Blandford-Znajek…

High Energy Astrophysical Phenomena · Physics 2018-03-23 E. Nokhrina

Astrophysical jets have been studied with observations, theoretical models and numerical simulations for decades. Recently, supersonic magnetized jets have been formed in laboratory experiments of high-energy density plasmas. I will review…

Solar and Stellar Astrophysics · Physics 2011-11-21 Martín Huarte-Espinosa , Adam Frank , Eric Blackman

We perform 3D numerical simulations for merger of equal mass binary neutron stars in full general relativity preparing irrotational binary neutron stars in a quasiequilibrium state as initial conditions. Simulations have been carried out…

Astrophysics · Physics 2009-11-06 Masaru Shibata , Koji Uryu

Recent developments in the spectropolarimetric study of compact objects, specifically black holes (stellar and massive) and neutron stars are reviewed. The lectures are organized around five topics: disks, jets, outflows, neutron stars and…

Astrophysics · Physics 2007-05-23 Roger Blandford , Eric Agol , Avery Broderick , Jeremy Heyl , Leon Koopmans , Hee-Won Lee