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Gravitational waves emitted from a generic binary black-hole merger carry away linear momentum anisotropically, resulting in a gravitational recoil, or "kick", of the center of mass. For certain merger configurations the time evolution of…

General Relativity and Quantum Cosmology · Physics 2015-06-22 Alessandro Nagar , Enno Harms , Sebastiano Bernuzzi , Anıl Zenginoğlu

The gravitational recoil or "kick" of a black hole formed from the merger of two orbiting black holes, and caused by the anisotropic emission of gravitational radiation, is an astrophysically important phenomenon. We combine (i) an earlier…

General Relativity and Quantum Cosmology · Physics 2010-01-28 Alexandre Le Tiec , Luc Blanchet , Clifford M. Will

Spectacular breakthroughs in numerical relativity now make it possible to compute spacetime dynamics in almost complete generality, allowing us to model the coalescence and merger of binary black holes with essentially no approximations.…

General Relativity and Quantum Cosmology · Physics 2010-05-25 Pranesh A. Sundararajan , Gaurav Khanna , Scott A. Hughes

Several groups have recently computed the gravitational radiation recoil produced by the merger of two spinning black holes. The results suggest that spin can be the dominant contributor to the kick, with reported recoil speeds of hundreds…

Recent calculations of the recoil velocity in black-hole binary mergers have found kick velocities of $\approx2500 $km/s for equal-mass binaries with anti-aligned initial spins in the orbital plane. In general the dynamics of spinning black…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Bernd Bruegmann , Jose Gonzalez , Mark Hannam , Sascha Husa , Ulrich Sperhake

The radiation of linear momentum imparts a recoil (or "kick") to the center of mass of a merging black hole binary system. Recent numerical relativity calculations have shown that eccentricity can lead to an approximate 25% increase in…

General Relativity and Quantum Cosmology · Physics 2021-05-12 Miren Radia , Ulrich Sperhake , Emanuele Berti , Robin Croft

Recoil ``kicks'' induced by gravitational radiation are expected in the inspiral and merger of black holes. Recently the numerical relativity community has begun to measure the significant kicks found when both unequal masses and spins are…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Dae-Il Choi , Bernard J. Kelly , William D. Boggs , John G. Baker , Joan Centrella , James van Meter

The inspiral and merger of binary black holes will likely involve black holes with both unequal masses and arbitrary spins. The gravitational radiation emitted by these binaries will carry angular as well as linear momentum. A net flux of…

General Relativity and Quantum Cosmology · Physics 2010-04-06 Frank Herrmann , Ian Hinder , Deirdre Shoemaker , Pablo Laguna , Richard A. Matzner

During the inspiral and merger of black holes, the interaction of gravitational wave multipoles carries linear momentum away, thereby providing an astrophysically important recoil, or "kick" to the system and to the final black hole…

General Relativity and Quantum Cosmology · Physics 2011-06-13 Richard H. Price , Gaurav Khanna , Scott A. Hughes

The understanding of strong-field dynamics near black-hole horizons is a long-standing and challenging prob- lem in general relativity. Recent advances in numerical relativity and in the geometric characterization of black- hole horizons…

General Relativity and Quantum Cosmology · Physics 2012-05-08 José Luis Jaramillo , Rodrigo P. Macedo , Philipp Moesta , Luciano Rezzolla

We study ultrarelativistic encounters of two spinning, equal-mass black holes through simulations in full numerical relativity. Two initial data sequences are studied in detail: one that leads to scattering and one that leads to a grazing…

General Relativity and Quantum Cosmology · Physics 2011-02-28 Ulrich Sperhake , Emanuele Berti , Vitor Cardoso , Frans Pretorius , Nicolas Yunes

When unequal-mass black holes merge, the final black hole receives a ``kick'' due to the asymmetric loss of linear momentum in the gravitational radiation emitted during the merger. The magnitude of this kick has important astrophysical…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Jose A. Gonzalez , Ulrich Sperhake , Bernd Bruegmann , Mark Hannam , Sascha Husa

Gravitational waves from the coalescence of binary black holes carry linear momentum, causing center of mass recoil. This ``radiation rocket'' has important implications for systems with escape speeds of order the recoil velocity. We…

Astrophysics · Physics 2009-11-10 Scott A. Hughes , Marc Favata , Daniel E. Holz

Thorne and Kidder give expressions which allow for analytical estimates of the "kick", it i.e. the recoil, produced from asymmetrical gravitational radiation during the interaction of black holes, or in fact any gravitating compact bodies.…

General Relativity and Quantum Cosmology · Physics 2009-03-12 Sarah H. Miller , R. A. Matzner

Binary black-hole systems with spins aligned with the orbital angular momentum are of special interest, as studies indicate that this configuration is preferred in nature. If the spins of the two bodies differ, there can be a prominent…

Coalescing binary black holes emit anisotropic gravitational radiation. This causes a net emission of linear momentum that produces a gradual acceleration of the source. As a result, the final remnant black hole acquires a characteristic…

General Relativity and Quantum Cosmology · Physics 2018-11-14 Juan Calderón Bustillo , James A. Clark , Pablo Laguna , Deirdre Shoemaker

Gravitational waves carry energy, angular momentum, and linear momentum. In generic binary black hole mergers, the loss of linear momentum imparts a recoil velocity, or a "kick", to the remnant black hole. We exploit recent advances in…

General Relativity and Quantum Cosmology · Physics 2020-03-18 Vijay Varma , Maximiliano Isi , Sylvia Biscoveanu

Asymmetric binary systems radiate linear momentum through gravitational waves, leading to the recoil of the merger remnant. Black-hole kicks have attracted much attention because of their astrophysical implications. However, little…

General Relativity and Quantum Cosmology · Physics 2021-06-07 Angela Borchers , Frank Ohme

We present results from an extensive study of 88 precessing, equal-mass black-hole binaries with large spins (83 with intrinsic spins of 0.8 and 5 with intrinsic spins of 0.9)and use these data to model new nonlinear contributions to the…

General Relativity and Quantum Cosmology · Physics 2014-01-14 Carlos O. Lousto , Yosef Zlochower

Generic black hole binaries radiate gravitational waves anisotropically, imparting a recoil, or kick, velocity to the merger remnant. If a component of the kick along the line of sight is present, gravitational waves emitted during the…

General Relativity and Quantum Cosmology · Physics 2016-06-30 Davide Gerosa , Christopher J. Moore
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