English
Related papers

Related papers: A simulation study on the sub-threshold joint grav…

200 papers

The landmark multi-messenger observations of the binary neutron star (BNS) merger GW170817 provided firm evidence that such mergers can produce short gamma-ray bursts (sGRBs). However, the limited number of BNS detections by current…

High Energy Astrophysical Phenomena · Physics 2026-02-17 Alessio Ludovico De Santis , Samuele Ronchini , Filippo Santoliquido , Marica Branchesi

In the second work of this series, we explore the optimal search strategy for serendipitous and gravitational-wave-triggered target-of-opportunity (ToO) observations of kilonovae and optical short-duration gamma-ray burst (sGRB) afterglows…

High Energy Astrophysical Phenomena · Physics 2023-02-01 Jin-Ping Zhu , Shichao Wu , Yuan-Pei Yang , Chang Liu , Bing Zhang , Hao-Ran Song , He Gao , Zhoujian Cao , Yun-Wei Yu , Yacheng Kang , Lijing Shao

We investigate the ability of the Large Synoptic Survey Telescope (LSST) to discover kilonovae (kNe) from binary neutron star (BNS) and neutron star-black hole (NSBH) mergers, focusing on serendipitous detections in the Wide-Fast-Deep (WFD)…

Instrumentation and Methods for Astrophysics · Physics 2019-02-19 Christian N. Setzer , Rahul Biswas , Hiranya V. Peiris , Stephan Rosswog , Oleg Korobkin , Ryan T. Wollaeger

Short-duration gamma-ray bursts (SGRBs) are widely believed to be powered by the mergers of compact binaries, such as binary neutron stars or possibly neutron star-black hole binaries. Though the prospect of detecting SGRBs with…

High Energy Astrophysical Phenomena · Physics 2016-08-12 Xiang Li , Yi-Ming Hu , Yi-Zhong Fan , Da-Ming Wei

The Einstein Telescope (ET) is a proposed third-generation, wide-band gravitational wave (GW) detector which will have an improved detection sensitivity in low frequencies, leading to a longer observation time in the detection band and…

High Energy Astrophysical Phenomena · Physics 2025-05-27 Neha Singh , Tomasz Bulik , Aleksandra Olejak

Because of the electromagnetic radiation produced during the merger, compact binary coalescences with neutron stars may result in multi-messenger observations. In order to follow up on the gravitational-wave signal with electromagnetic…

Neutron star mergers are among the most promising sources of gravitational waves for advanced ground-based detectors. These mergers are also expected to power bright electromagnetic signals, in the form of short gamma-ray bursts,…

In 2017, the LIGO and Virgo gravitational wave (GW) detectors, in conjunction with electromagnetic (EM) astronomers, observed the first GW multi-messenger astrophysical event, the binary neutron star (BNS) merger GW170817. This marked the…

High Energy Astrophysical Phenomena · Physics 2023-11-20 Geoffrey Mo , Rahul Jayaraman , Michael Fausnaugh , Erik Katsavounidis , George R. Ricker , Roland Vanderspek

Coalescing neutron star (NS)-black hole (BH) binaries are promising sources of gravitational-waves (GWs) to be detected within the next few years by current GW observatories. If the NS is tidally disrupted outside the BH innermost stable…

High Energy Astrophysical Phenomena · Physics 2020-03-03 Stefano Ascenzi , Nicola De Lillo , Carl-Johan Haster , Frank Ohme , Francesco Pannarale

Multi-messenger (MM) observations of binary neutron star (BNS) mergers provide a promising approach to trace the distance-redshift relation, crucial for understanding the expansion history of the Universe and, consequently, testing the…

Cosmology and Nongalactic Astrophysics · Physics 2024-11-06 Andrea Cozzumbo , Ulyana Dupletsa , Rodrigo Calderón , Riccardo Murgia , Gor Oganesyan , Marica Branchesi

Mergers of binary neutron stars and black hole-neutron star binaries are one of the most promising sources for the ground-based gravitational-wave (GW) detectors and also a high-energy astrophysical phenomenon as illustrated by the…

High Energy Astrophysical Phenomena · Physics 2019-08-08 Masaru Shibata , Kenta Hotokezaka

We present new (3+1)D numerical relativity simulations of the binary neutron star (BNS) merger and postmerger phase. We focus on a previously inaccessible region of the binary parameter space spanning the binary's mass-ratio…

General Relativity and Quantum Cosmology · Physics 2017-02-01 Tim Dietrich , Maximiliano Ujevic , Wolfgang Tichy , Sebastiano Bernuzzi , Bernd Bruegmann

Binary neutron stars (BNSs) will spend $\simeq 10$ -- 15 minutes in the band of Advanced LIGO and Virgo detectors at design sensitivity. Matched-filtering of gravitational-wave (GW) data could in principle accumulate enough signal-to-noise…

Next-generation detectors are expected to be sensitive to postmerger signals from binary neutron star coalescences and thus to directly probe the remnant dynamics. We investigate the scientific potential of postmerger detections with the…

General Relativity and Quantum Cosmology · Physics 2022-05-23 Matteo Breschi , Rossella Gamba , Ssohrab Borhanian , Gregorio Carullo , Sebastiano Bernuzzi

Binary neutron star (BNS) post-merger gravitational-wave emission can occur in the aftermath of a BNS merger -- provided the system avoids prompt collapse to a black hole -- as a quasistable hypermassive remnant experiences quadrupolar…

The unprecedented range of second-generation gravitational-wave (GW) observatories calls for refining the predictions of potential sources and detection rates. The coalescence of double compact objects (DCOs)---i.e., neutron star-neutron…

High Energy Astrophysical Phenomena · Physics 2015-07-07 M. Dominik , E. Berti , R. O'Shaughnessy , I. Mandel , K. Belczynski , C. Fryer , D. Holz , T. Bulik , F. Pannarale

We present a detailed evaluation of the expected rate of joint gravitational-wave and short gamma-ray burst (GRB) observations over the coming years. We begin by evaluating the improvement in distance sensitivity of the gravitational wave…

High Energy Astrophysical Phenomena · Physics 2015-09-14 J. Clark , H. Evans , S. Fairhurst , I. W. Harry , E. Macdonald , D. Macleod , P. J. Sutton , A. R. Williamson

We discuss two approaches to searches for gravitational-wave (GW) and electromagnetic (EM) counterparts of binary neutron star mergers. The first approach relies on triggering archival searches of GW detector data based on detections of EM…

High Energy Astrophysical Phenomena · Physics 2015-06-03 Ilya Mandel , Luke Z. Kelley , Enrico Ramirez-Ruiz

Finding the electromagnetic (EM) counterpart of binary compact star merger, especially the binary neutron star (BNS) merger, is critically important for gravitational wave (GW) astronomy, cosmology and fundamental physics. On Aug. 17, 2017,…

‹ Prev 1 3 4 5 6 7 10 Next ›