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相关论文: A burst search for gravitational waves from binary…

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We present recent results from searches by the LIGO Science Collaboration for bursts of gravitational-wave radiation, as well as the status of other ongoing searches. These include directed searches for bursts associated with observed…

广义相对论与量子宇宙学 · 物理学 2007-06-29 K. A. Thorne

The detection of gravitational waves from compact binary coalescences has provided significant insights into our Universe, and the discovery of new and unique gravitational wave candidates from independent searches remains an ongoing field…

广义相对论与量子宇宙学 · 物理学 2025-12-05 Damon Beveridge , Alistair McLeod , Linqing Wen , Weichangfeng Guo , Andreas Wicenec

Rapid detection of compact binary coalescence (CBC) with a network of advanced gravitational-wave detectors will offer a unique opportunity for multi-messenger astronomy. Prompt detection alerts for the astronomical community might make it…

We present a new method which accounts for changes in the properties of gravitational-wave detector noise over time in the PyCBC search for gravitational waves from compact binary coalescences. We use information from LIGO data quality…

广义相对论与量子宇宙学 · 物理学 2022-12-07 Derek Davis , Max Trevor , Simone Mozzon , Laura K. Nuttall

Gravitational waves (GWs) have enabled direct detections of compact binary coalescences (CBCs). However, their poor sky localisation and the typical lack of observable electromagnetic (EM) counterparts make it difficult to confidently…

高能天体物理现象 · 物理学 2025-10-17 Avinash Tiwari , Aditya Vijaykumar , Shasvath J. Kapadia , Sourav Chatterjee , Giacomo Fragione

A search for gravitational wave burst events has been performed with the Virgo C7 commissioning run data that have been acquired in September 2005 over five days. It focused on un-modeled short duration signals in the frequency range 150 Hz…

广义相对论与量子宇宙学 · 物理学 2010-01-08 The Virgo Collaboration , F. Acernese

Current searches for gravitational waves from compact-object binaries with the LIGO and Virgo observatories employ waveform models with spins aligned (or anti-aligned) with the orbital angular momentum. Here, we derive a new statistic to…

广义相对论与量子宇宙学 · 物理学 2016-07-14 Ian Harry , Stephen Privitera , Alejandro Bohé , Alessandra Buonanno

This article is intended to provide a pedagogical account of issues related to, and recent work on, gravitational waves from coalescing compact binaries (composed of neutron stars and/or black holes). These waves are the most promising for…

广义相对论与量子宇宙学 · 物理学 2007-05-23 Eric Poisson

The Coherent WaveBurst (cWB) search algorithm identifies generic gravitational wave (GW) signals in the LIGO-Virgo strain data. We propose a machine learning (ML) method to optimize the pipeline sensitivity to the special class of GW…

广义相对论与量子宇宙学 · 物理学 2021-07-21 Tanmaya Mishra , Brendan O'Brien , V. Gayathri , Marek Szczepanczyk , Shubhagata Bhaumik , Imre Bartos , Sergey Klimenko

coherent WaveBurst (cWB) is a highly configurable pipeline designed to detect a broad range of gravitational-wave (GW) transients in the data of the worldwide network of GW detectors. The algorithmic core of cWB is a time-frequency analysis…

The detection of intermediate-mass black holes (IMBHs) i.e. those with mass $\sim 100$-$10^5 M_\odot$, is an emerging goal of gravitational-wave (GW) astronomy with wide implications for cosmology and tests of strong-field gravity. Current…

广义相对论与量子宇宙学 · 物理学 2021-08-31 Koustav Chandra , V. Villa-Ortega , T. Dent , C. McIsaac , Archana Pai , I. W. Harry , G. S. Cabourn Davies , K. Soni

We present a search for merging compact binary gravitational-wave sources that produce a signal appearing solely or primarily in a single detector. Past analyses have heavily relied on coincidence between multiple detectors to reduce…

高能天体物理现象 · 物理学 2020-08-28 Alexander H. Nitz , Thomas Dent , Gareth S. Davies , Ian Harry

Coalescing massive Black Hole binaries are the strongest and probably the most important gravitational wave sources in the LISA band. The spin and orbital precessions bring complexity in the waveform and make the likelihood surface richer…

广义相对论与量子宇宙学 · 物理学 2010-05-25 Antoine Petiteau , Yu Shang , Stanislav Babak , Farhan Feroz

Global network of advanced Interferometric gravitational wave (GW) detectors are expected to be on-line soon. Coherent observation of GW from a distant compact binary coalescence (CBC) with a network of interferometers located in different…

广义相对论与量子宇宙学 · 物理学 2017-11-17 K Haris , Archana Pai

Compact binary coalescences are a promising source of gravitational waves for second-generation interferometric gravitational-wave detectors. Although matched filtering is the optimal search method for well-modeled systems, alternative…

广义相对论与量子宇宙学 · 物理学 2015-06-22 Michael Coughlin , Eric Thrane , Nelson Christensen

Coalescing compact binaries emitting gravitational wave (GW) signals, as recently detected by the Advanced LIGO-Virgo network, constitute a population over the multi-dimensional space of component masses and spins, redshift, and other…

天体物理仪器与方法 · 物理学 2019-01-30 Sebastian M. Gaebel , John Veitch , Thomas Dent , Will M. Farr

The detection of gravitational waves from compact binaries relies on a computationally burdensome processing of gravitational-wave detector data. The parameter space of compact-binary-coalescence gravitational waves is large and optimal…

数据分析、统计与概率 · 物理学 2011-05-12 Kipp Cannon , Chad Hanna , Drew Keppel , Antony C. Searle

The detection of gravitational waves from the merger of binary black holes by the LIGO Collaboration has opened a new window to astrophysics. With the sensitivities of ground based detectors in the coming years we can only detect the local…

高能天体物理现象 · 物理学 2017-06-28 Ilias Cholis

In the literature, compact binary coalescences (CBCs) have been proposed as one of the main scenarios to explain the origin of some non-repeating fast radio bursts (FRBs). The large discrepancy between the FRB and CBC event rate densities…

高能天体物理现象 · 物理学 2020-03-25 Min-Hao Wang , Shun-Ke Ai , Zheng-Xiang Li , Nan Xing , He Gao , Bing Zhang

We describe detection methods for extensions of gravitational wave searches to sub-solar mass compact binaries. Sub-solar mass searches were previously carried out using Initial LIGO, and Advanced LIGO boasts a detection volume…