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We study the propagation of gravitational waves (GW) in a uniformly magnetized plasma at arbitrary angles to the magnetic field. No a priori assumptions are made about the temperature, and we consider both a plasma at rest and a plasma…

General Relativity and Quantum Cosmology · Physics 2009-11-10 Joachim Moortgat , Jan Kuijpers

In the vicinity of merging neutron strar binaries or supernova remnants, gravitational waves can interact with the prevailing strong magnetic fields. The resulting partial conversion of gravitational waves into electromagnetic (radio) waves…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Joachim Moortgat

Gravitational waves (GW) propagating through a magnetised plasma excite low-frequency magnetohydrodynamic (MHD) waves. In this paper we investigate whether these waves can produce observable radio emission at higher frequencies by…

Astrophysics · Physics 2009-11-11 Joachim Moortgat , Jan Kuijpers

Coalescence of binary neutron stars (BNSs) is one of the sources of gravitational waves (GWs) able to be detected by ground-based interferometric detectors. The event GW170817 was the first observed in the gravitational and electromagnetic…

High Energy Astrophysical Phenomena · Physics 2020-08-19 Adam S. Gontijo , Oswaldo D. Miranda

We propose a mechanism to make gravitational waves (GWs) visible in the electromagnetic domain. Gravitational waves that propagate through a strongly magnetized plasma interact with the plasma through its anisotropic stress-energy tensor…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Joachim Moortgat , Jan Kuijpers

I consider a model of GRBs where they arise right before the merging of binary pulsars. Binary pulsars moving through the companion's magnetic field experience a large, motional electric field $\vec{E}=\vec{v}\wedge\vec{B}/c$, which leads…

Astrophysics · Physics 2009-10-28 Mario Vietri

By performing a series of two-dimensional, special relativistic magnetohydrodynamic (MHD) simulations, we study signatures of gravitational waves (GWs) in the magnetohydrodynamically-driven core-collapse supernovae. In order to extract the…

High Energy Astrophysical Phenomena · Physics 2015-05-18 Tomoya Takiwaki , Kei Kotake

We discuss the gravitational wave background (GWB) from a cosmological population of gamma-ray bursts (GRBs). Among various emission mechanisms for the gravitational waves (GWs), we pay a particular attention to the vast anisotropic…

Astrophysics · Physics 2009-11-13 Takashi Hiramatsu , Kei Kotake , Hideaki Kudoh , Atsushi Taruya

We study the interaction of a gravitational wave (GW) with a plasma that is strongly magnetized. The GW is considered a small disturbance, and the plasma is modeled by the general relativistic analogue of the induction equation of ideal MHD…

Astrophysics · Physics 2008-11-26 H. Isliker , L. Vlahos

We consider the interaction of a weak gravitational wave with electromagnetic fields in a thin plasma on a Minkowski background spacetime using the 1+3 orthonormal frame formalism. Because gravitational and electromagnetic waves satisfy the…

Astrophysics · Physics 2009-10-31 Mattias Marklund , Gert Brodin , Peter Dunsby

Black holes surrounded by a disk or torus may drive the enigmatic cosmological gamma-ray bursts (GRBs). Equivalence in poloidal topology to pulsar magnetospheres shows a high incidence of the black hole-luminosity $L_H$ into the surrounding…

Astrophysics · Physics 2014-10-13 Maurice H. P. M. van Putten , Amir Levinson

Gravitational waves (GWs) propagating through a uniformly magnetized plasma interact directly with the magnetic field and excite magnetohydrodynamic (MHD) waves with both electromagnetic and matter components. We study this process for…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Joachim Moortgat , Jan Kuijpers

Binary neutron-star mergers have long been associated with short-duration gamma-ray bursts (GRBs). This connection was confirmed with the first coincident detection of gravitational waves together with electromagnetic radiation from…

High Energy Astrophysical Phenomena · Physics 2019-10-11 Antonios Nathanail , Oliver Porth , Luciano Rezzolla

Detailed modeling of the high-energy emission from gamma-ray binaries has been propounded as a path to pulsar wind physics. Fulfilling this ambition requires a coherent model of the flow and its emission in the region where the pulsar wind…

High Energy Astrophysical Phenomena · Physics 2015-09-02 Guillaume Dubus , Astrid Lamberts , Sébastien Fromang

Binary neutron star (NS) mergers are among the most promising sources of gravitational waves (GWs), as well as candidate progenitors for short Gamma-Ray Bursts (SGRBs). Depending on the total initial mass of the system, and the NS equation…

High Energy Astrophysical Phenomena · Physics 2015-06-22 Simone Dall'Osso , Bruno Giacomazzo , Rosalba Perna , Luigi Stella

The propagation of a gravitational wave (GW) through a magnetized plasma is considered. In particular, we study the excitation of fast magnetosonic waves (MSW) by a gravitational wave, using the linearized general-relativistic hydromagnetic…

Astrophysics · Physics 2014-10-13 D. Papadopoulos , N. Stergioulas , L. Vlahos , J. Kuijpers

The general-relativistic (GR) magnetohydrodynamic (MHD) equations for a conductive plasma fluid are derived and discussed in the curved spacetime described by Thorne's metric tensor, i.e., a family of cosmological models with inherent…

General Relativity and Quantum Cosmology · Physics 2023-06-16 Kostas Kleidis , Apostolos Kuiroukidis , Demetrios B. Papadopoulos

The dynamics of a relativistic blast wave propagating through magnetized medium is considered taking into account possible inhomogeneities of density and magnetic field and additional energy supply. Under the simplifying assumption of a…

Astrophysics · Physics 2009-11-07 Maxim Lyutikov

On the basis of simple principles we derive and investigate the equations of relativistic plasma magnetohydrodynamics (MHD) in an arbitrary gravitational field. An exact solution describing the motion of magnetoactive plasma against the…

General Relativity and Quantum Cosmology · Physics 2011-01-06 Yu. G. Ignatyev

Gravitational waves are expected to be radiated by supermassive black hole binaries formed during galaxy mergers. A stochastic superposition of gravitational waves from all such binary systems will modulate the arrival times of pulses from…

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