English
Related papers

Related papers: Subtracting compact binary foreground sources to r…

200 papers

In this work, we study the prospect of detecting the stochastic gravitational-wave background with the TianQin Observatory. We consider sources of both astrophysical-origin and cosmological-origin, including stellar-mass binary black holes,…

Cosmology and Nongalactic Astrophysics · Physics 2022-02-01 Zheng-Cheng Liang , Yi-Ming Hu , Yun Jiang , Jun Cheng , Jian-dong Zhang , Jianwei Mei

We present the third Open Gravitational-wave Catalog (3-OGC) of compact-binary coalescences, based on the analysis of the public LIGO and Virgo data from 2015 through 2019 (O1, O2, O3a). Our updated catalog includes a population of 57…

High Energy Astrophysical Phenomena · Physics 2021-11-25 Alexander H. Nitz , Collin D. Capano , Sumit Kumar , Yi-Fan Wang , Shilpa Kastha , Marlin Schäfer , Rahul Dhurkunde , Miriam Cabero

We compare the current LIGO/Virgo upper limits on double compact object volumetric merger rates with our theoretical predictions. Our optimistic models are a factor of 3 below the existing upper limits for massive BH-BH systems with total…

High Energy Astrophysical Phenomena · Physics 2014-01-23 Krzysztof Belczynski , Michal Dominik , Serena Repetto , Daniel E. Holz , Chris L. Fryer

A significant fraction of compact-object mergers in galactic nuclei are expected to be eccentric in the Laser Interferometer Space Antenna (LISA) frequency sensitivity range, $10^{-4} - 10^{-1}\ \rm Hz$. Several compact binaries detected by…

High Energy Astrophysical Phenomena · Physics 2026-02-04 Evgeni Grishin , Isobel M. Romero-Shaw , Alessandro A. Trani

Gravitational wave signals from binary neutron star (BNS) mergers and binary low-mass black hole (BLMBH) mergers are highly similar in the early inspiral phase. Consequently, the astrophysical origin of recently detected low-mass compact…

High Energy Physics - Phenomenology · Physics 2026-04-24 Sulagna Bhattacharya , Shasvath Kapadia , Basudeb Dasgupta

The goal of this talk is to give an overview of the current status of the development of the Einstein Telescope and Cosmic Explorer ground based gravitational wave (GW) detectors and of their foreseen scientific goals. These detectors will…

General Relativity and Quantum Cosmology · Physics 2025-06-23 Matteo Di Giovanni

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

The measurement of gravitational waves produced by binary black-hole mergers at the Advanced LIGO has encouraged extensive studies on the stochastic gravitational wave background. Recent studies have focused on gravitational wave sources…

Cosmology and Nongalactic Astrophysics · Physics 2022-02-18 Wenfeng Cui , Fei Huang , Jing Shu , Yue Zhao

Gravitational-wave backgrounds are expected to arise from the superposition of gravitational wave signals from a large number of unresolved sources and also from the stochastic processes that occurred in the Early universe. So far, we have…

General Relativity and Quantum Cosmology · Physics 2023-05-17 Junaid Yousuf , Shivaraj Kandhasamy , Manzoor A Malik

It remains an open question whether the binary black hole mergers observed with gravitational-wave detectors originate from the evolution of isolated massive binary stars or were dynamically driven by perturbations from the environment.…

High Energy Astrophysical Phenomena · Physics 2026-01-23 Jakob Stegmann , Davide Gerosa , Isobel Romero-Shaw , Giulia Fumagalli , Hiromichi Tagawa , Lorenz Zwick

This decade will see the first direct detections of gravitational waves by observatories such as Advanced LIGO and Virgo. Among the prime sources are coalescences of binary neutron stars and black holes, which are ideal probes of dynamical…

General Relativity and Quantum Cosmology · Physics 2015-06-12 Chris Van Den Broeck

Although gravitational-wave signals from exceptional low-mass compact binary coalescences, like GW170817, may carry matter signatures that differentiate the source from a binary black hole system, only one out of every eight events detected…

High Energy Astrophysical Phenomena · Physics 2020-12-02 Reed Essick , Philippe Landry

The next-generation (3G/XG) ground-based gravitational-wave (GW) detectors such as Einstein Telescope (ET) and Cosmic Explorer (CE) will begin observing in the next decade. Due to the extremely high sensitivity of these detectors, the…

Instrumentation and Methods for Astrophysics · Physics 2023-07-13 Shichao Wu , Alexander H. Nitz

We present the expected performance regarding fast sky localization of coalescing binaries with a network of three gravitational wave detectors having heterogeneous sensitivities, such as the LIGO-Virgo network. A hierarchical approach can…

High Energy Astrophysical Phenomena · Physics 2019-05-08 Y. Fujii , T. Adams , F. Marion , R. Flaminio

A leading candidate source of detectable gravitational waves is the inspiral and merger of pairs of stellar-mass compact objects. The advanced LIGO and advanced Virgo detectors will allow scientists to detect inspiral signals from more…

General Relativity and Quantum Cosmology · Physics 2012-03-06 Alessandro Manzotti , Alexander Dietz

We study whether binary black hole template banks can be used to search for the gravitational waves emitted by general binary coalescences. To recover binary signals from noisy data, matched-filtering techniques are typically required. This…

High Energy Astrophysical Phenomena · Physics 2020-12-16 Horng Sheng Chia , Thomas D. P. Edwards

Inspirals and mergers of black hole (BHs) and/or neutron star (NSs) binaries are expected to be abundant sources for ground-based gravitational-wave (GW) detectors. We assess the capabilities of Advanced LIGO and Virgo to measure component…

High Energy Astrophysical Phenomena · Physics 2015-07-15 Tyson B. Littenberg , Benjamin Farr , Scott Coughlin , Vicky Kalogera , Daniel E. Holz

We present the first Open Gravitational-wave Catalog (1-OGC), obtained by using the public data from Advanced LIGO's first observing run to search for compact-object binary mergers. Our analysis is based on new methods that improve the…

General Relativity and Quantum Cosmology · Physics 2019-02-28 Alexander H. Nitz , Collin Capano , Alex B. Nielsen , Steven Reyes , Rebecca White , Duncan A. Brown , Badri Krishnan

The possible formation histories of neutron star binaries remain unresolved by current gravitational-wave catalogs. The detection of an eccentric binary system could be vital in constraining compact binary formation models. We present the…

High Energy Astrophysical Phenomena · Physics 2025-05-20 Rahul Dhurkunde , Alexander H. Nitz

Motivated by the preponderance of so-called "heavy black holes" in the binary black hole (BBH) gravitational wave (GW) detections to date, and the role that gravitational lensing continues to play in discovering new galaxy populations, we…

High Energy Astrophysical Phenomena · Physics 2018-01-24 Graham P. Smith , Mathilde Jauzac , John Veitch , Will M. Farr , Richard Massey , Johan Richard