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Related papers: Cosmology with Binary Neutron Stars: Does Mass-Red…

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The rich phenomenology of binary neutron star mergers offers a unique opportunity to test general relativity, investigate matter at supranuclear densities, and learn more about the origin of heavy elements. As multi-messenger sources, they…

The LIGO-Virgo-KAGRA Collaboration has detected over one hundred compact binary mergers in gravitational waves, but the formation history of these binaries remains an open question. Finding the host galaxies of these mergers will provide…

High Energy Astrophysical Phenomena · Physics 2024-02-16 Geoffrey Mo , Hsin-Yu Chen

Simulations of neutron star-black hole (NSBH) binaries generally consider black holes with masses in the range $(5-10)M_\odot$, where we expect to find most stellar mass black holes. The existence of lower mass black holes, however, cannot…

High Energy Astrophysical Phenomena · Physics 2019-06-05 F. Foucart , M. D. Duez , L. E. Kidder , S. Nissanke , H. P. Pfeiffer , M. A. Scheel

Studying how the black hole (BH) - (galaxy) bulge mass relation evolves with redshift provides valuable insights into the co-evolution of supermassive black holes and their host galaxies. However, obtaining accurate measurement of BH masses…

Cosmology and Nongalactic Astrophysics · Physics 2024-03-13 Musfar Muhamed Kozhikkal , Siyuan Chen , Gilles Theureau , Melanie Habouzit , Alberto Sesana

We model the gravitational-wave background created by double compact objects from isolated binary evolution across cosmic time using the \textbf{\textit{StarTrack}} binary population code. We include population I/II stars as well as…

Cosmology and Nongalactic Astrophysics · Physics 2021-09-10 C. Périgois , C. Belczynski , T. Bulik , T. Regimbau

Gravitational waves (GWs) have provided a new lens through which to view the universe beyond traditional electromagnetic methods. The upcoming space-based gravitational wave mission, Laser Interferometer Space Antenna (LISA), will give us…

Cosmology and Nongalactic Astrophysics · Physics 2025-07-17 Shaniya Jarrett , Kelly Holley-Bockelmann , Robert J. Scherrer

A binary neutron star (BNS) merger can lead to various outcomes, from indefinitely stable neutron stars, through supramassive (SMNS) or hypermassive (HMNS) neutron stars supported only temporarily against gravity, to black holes formed…

High Energy Astrophysical Phenomena · Physics 2021-10-27 Paz Beniamini , Wenbin Lu

The merger locations of binary neutron stars (BNSs) encode their galactic kinematics and provide insights into their connection to short gamma-ray bursts (SGRBs). In this work, we use the sample of Galactic BNSs with measured proper motions…

High Energy Astrophysical Phenomena · Physics 2023-10-24 Nicola Gaspari , Andrew J. Levan , Ashley A. Chrimes , Gijs Nelemans

Third-generation gravitational wave detectors, such as the Einstein Telescope and Cosmic Explorer, will detect a bunch of gravitational-wave (GW) signals originating from the coalescence of binary neutron star (BNS) and binary black hole…

General Relativity and Quantum Cosmology · Physics 2021-08-18 Yoshiaki Himemoto , Atsushi Nishizawa , Atsushi Taruya

In this paper we perform a detailed analysis of the effect of various approximations which have been used in the literature to compute the detection rates of compact binary coalescences for interferometric gravitational wave detectors. We…

Cosmology and Nongalactic Astrophysics · Physics 2012-06-18 G. Corvino , V. Ferrari , S. Marassi , R. Schneider

The joint observation of GW170817 and GRB170817A proved that binary neutron star (BNS) mergers are progenitors of short Gamma-ray Bursts (SGRB): this established a direct link between the still unsettled SGRB central engine and the outcome…

High Energy Astrophysical Phenomena · Physics 2020-09-30 Barbara Patricelli , Maria Grazia Bernardini

The Einstein Telescope (ET), a proposed next-generation gravitational wave (GW) observatory, will expand the reach of GW astronomy of stellar-mass compact object binaries to unprecedented distances, enhancing opportunities for…

Compact binary mergers forming in star clusters may exhibit distinctive features that can be used to identify them among observed gravitational-wave (GW) sources. Such features likely depend on the host cluster structure and the physics of…

High Energy Astrophysical Phenomena · Physics 2023-07-12 Manuel Arca Sedda , Albrecht W. H. Kamlah , Rainer Spurzem , Francesco Paolo Rizzuto , Mirek Giersz , Thorsten Naab , Peter Berczik

There are important but unresolved processes in the standard formation scenarios of double compact star binaries (DCBs; BH-BH, BH-NS, NS-NS systems), such as mass transfer and the common envelope (CE) phase. We analyze the effects of…

High Energy Astrophysical Phenomena · Physics 2018-10-29 Iminhaji Ablimit , Keiichi Maeda

A large number of mergers of binary black holes (BHs) have been discovered by gravitational wave observations since the first detection of gravitational waves 2015. Binary BH mergers are the loudest events in the universe, however their…

High Energy Astrophysical Phenomena · Physics 2024-03-18 Ataru Tanikawa

A relativistic jet has been produced in the single well-localised binary neutron star (BNS) merger detected to date in gravitational waves (GWs), and the local rates of BNS mergers and short gamma-ray bursts are of the same order of…

High Energy Astrophysical Phenomena · Physics 2022-10-26 O. S. Salafia , A. Colombo , F. Gabrielli , I. Mandel

Mergers of binary neutron stars (BNSs) emit signals in both the gravitational-wave (GW) and electromagnetic (EM) spectra. Famously, the 2017 multi-messenger observation of GW170817 led to scientific discoveries across cosmology, nuclear…

Explaining gravitational-wave (GW) observations of binary neutron star (BNS) mergers requires an understanding of matter beyond nuclear saturation density. Our current knowledge of the properties of high-density matter relies on…

High Energy Astrophysical Phenomena · Physics 2024-03-15 Giuseppe Rivieccio , Davide Guerra , Milton Ruiz , José A. Font

Gravitational waves generated by the final merger of compact binary systems depend on the structure of the binary's members. If the binary contains neutron stars, measuring such waves can teach us about the properties of matter at extreme…

General Relativity and Quantum Cosmology · Physics 2009-11-07 Scott A. Hughes

In the past few years, the detection of gravitational waves from compact binary coalescences with the Advanced LIGO and Advanced Virgo detectors has become routine. Future observatories will detect even larger numbers of gravitational-wave…

General Relativity and Quantum Cosmology · Physics 2021-08-11 Anuradha Samajdar , Justin Janquart , Chris Van Den Broeck , Tim Dietrich