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Related papers: Detecting White Dwarf Binary Mergers with Gravitat…

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We discuss the prospect of identifying a white dwarf binary merger by monitoring disappearance of its nearly monochromatic gravitational wave. For a ten-year operation of the laser interferometer space antenna (LISA), the chance probability…

High Energy Astrophysical Phenomena · Physics 2023-05-31 Naoki Seto

The Galaxy is suspected to contain hundreds of millions of binary white dwarf systems, a large fraction of which will have sufficiently small orbital period to emit gravitational radiation in band for space-based gravitational wave…

General Relativity and Quantum Cosmology · Physics 2013-05-29 Tyson B. Littenberg

Laser Interferometer Space Antenna (LISA) will observe gravitational waves from galactic binaries (GBs) of white dwarfs or neutron stars. Some of these objects are among the most magnetic astrophysical objects in the Universe. Magnetism, by…

The observation of gravitational wave signals from binary black hole mergers has established the field of gravitational wave astronomy. It is expected that future networks of gravitational wave detectors will possess great potential in…

General Relativity and Quantum Cosmology · Physics 2018-06-06 Joseph Mills , Vaibhav Tiwari , Stephen Fairhurst

Future gravitational wave detectors, such as the Laser Interferometer Space Antenna (\textit{LISA}), will be able to resolve a significant number of the ultra compact stellar-mass binaries in our own Galaxy and its neighborhood. These will…

Astrophysics of Galaxies · Physics 2022-12-21 Maria Georgousi , Nikolaos Karnesis , Valeriya Korol , Mauro Pieroni , Nikolaos Stergioulas

The first gravitational wave detections of mergers between black holes and neutron stars represent a remarkable new regime of high-energy transient astrophysics. The signals observed with LIGO-Virgo detectors come from mergers of extreme…

Solar and Stellar Astrophysics · Physics 2018-08-15 Matthias U. Kruckow , Thomas M. Tauris , Norbert Langer , Michael Kramer , Robert G. Izzard

Since gravitational and electromagnetic waves from a compact binary coalescence carry independent information about the source, the joint observation is important for understanding the physical mechanisms of the emissions. Rapid detection…

General Relativity and Quantum Cosmology · Physics 2022-05-09 Takuya Tsutsui , Atsushi Nishizawa , Soichiro Morisaki

The pre-merger detection of gravitational waves from the early inspiral phase of compact binary coalescence events would allow the observation of the earlier stages of the merger in the electromagnetic band. This would significantly impact…

General Relativity and Quantum Cosmology · Physics 2024-02-08 Reem Alfaidi , Christopher Messenger

Massive black hole binaries, with masses in the range 1E3-1E8 Msun, are expected to be the most powerful sources of gravitational radiation at mHz frequencies, and hence are among the primary targets for the planned Laser Interferometer…

Astrophysics · Physics 2009-11-10 A. Sesana , F. Haardt , P. Madau , M. Volonteri

Type Ia Supernovae (SNe Ia) are widely used as standard candles to probe the Universe. However, how these fierce explosions are produced itself is still a highly debated issue. There are mainly two popular models for SNe Ia, i.e. the…

High Energy Astrophysical Phenomena · Physics 2020-09-24 Ze-Cheng Zou , Xiao-Long Zhou , Yong-Feng Huang

The detection of gravitational waves from a neutron star merger, GW170817, marked the dawn of a new era in time-domain astronomy. Monitoring of the radio emission produced by the merger, including high-resolution radio imaging, enabled…

High Energy Astrophysical Phenomena · Physics 2021-06-09 Dougal Dobie , Tara Murphy , David L. Kaplan , Kenta Hotokezaka , Juan Pablo Bonilla Ataides , Elizabeth K. Mahony , Elaine M. Sadler

Ground-based gravitational-wave detectors like the Advanced LIGO, Advanced Virgo, and KAGRA experiments now regularly witness gravitational waves from compact binary mergers: the relativistic collisions of neutron stars and/or stellar-mass…

High Energy Astrophysical Phenomena · Physics 2024-10-28 T. A. Callister

Recent numerical simulations reveal that the isothermal collapse of pristine gas in atomic cooling haloes may result in stellar binaries of supermassive stars with $M_* \gtrsim 10^4\ \mathrm{M}_{\odot}$. For the first time, we compute the…

Astrophysics of Galaxies · Physics 2018-07-24 Tilman Hartwig , Bhaskar Agarwal , John A. Regan

Coalescing black-hole binaries are expected to be the strongest sources of gravitational waves for ground-based interferometers as well as the space-based interferometer LISA. Recent progress in numerical relativity now makes it possible to…

A gravitational-wave (GW) early-warning of a compact-binary coalescence event, with a sufficiently tight localisation skymap, would allow telescopes to point in the direction of the potential electromagnetic counterpart before its onset.…

High Energy Astrophysical Phenomena · Physics 2021-02-25 Mukesh Kumar Singh , Shasvath J. Kapadia , Md Arif Shaikh , Deep Chatterjee , Parameswaran Ajith

We discuss the astrophysical science case for a decihertz gravitational-wave mission. We focus on unique opportunities for scientific discovery in this frequency range, including probes of type IA supernova progenitors, mergers in the…

High Energy Astrophysical Phenomena · Physics 2018-03-14 Ilya Mandel , Alberto Sesana , Alberto Vecchio

Gravitational waves generated by the final merger of double neutron star (DNS) binary systems are a key target for the gravitational wave (GW) interferometric detectors, such as LIGO, and the next generation detectors, Advanced LIGO. The…

Astrophysics · Physics 2009-11-13 D. M. Coward , M. Lilley , E. J. Howell , R. R. Burman , D. G. Blair

Identifying the properties of the first generation of seeds of massive black holes is key to understanding the merger history and growth of galaxies. Mergers between ~100 solar mass seed black holes generate gravitational waves in the…

General Relativity and Quantum Cosmology · Physics 2009-10-07 Jonathan R Gair , Ilya Mandel , Alberto Sesana , Alberto Vecchio

During the final moments of a binary black hole (BH) merger, the gravitational wave (GW) luminosity of the system is greater than the combined electromagnetic output of the entire observable universe. However, the extremely weak coupling…

High Energy Astrophysical Phenomena · Physics 2015-05-20 Jeremy D. Schnittman

Intermediate-mass black holes (IMBHs) have not been detected beyond any reasonable doubt through either dynamical or accretion signatures. Gravitational waves (GWs) represent an unparalleled opportunity to survey the sky and detect mergers…

High Energy Astrophysical Phenomena · Physics 2023-02-22 Giacomo Fragione , Abraham Loeb