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GW170817-GRB 170817A provided the first observation of gravitational waves from a neutron star merger with associated transient counterparts across the entire electromagnetic spectrum. This discovery demonstrated the long-hypothesized…

广义相对论与量子宇宙学 · 物理学 2024-03-07 M. Pillas , T. Dal Canton , C. Stachie , B. Piotrzkowski , F. Hayes , R. Hamburg , E. Burns , J. Wood , P. A. Duverne , N. Christensen

Clustering measurements of Gravitational Wave (GW) mergers in Luminosity Distance Space can be used in the future as a powerful tool for Cosmology. We consider tomographic measurements of the Angular Power Spectrum of mergers both in an…

宇宙学与河外天体物理 · 物理学 2021-02-23 S. Libanore , M. C. Artale , D. Karagiannis , M. Liguori , N. Bartolo , Y. Bouffanais , N. Giacobbo , M. Mapelli , S. Matarrese

It is shown that accurate photometric observations of a relatively high--magnification microlensing event ($A\gg 1$), occurring close to the line of sight of a gravitational wave (GW) source, represented by a binary star, can allow the…

天体物理学 · 物理学 2009-11-10 R. Ragazzoni , G. Valente , E. Marchetti

Gravitational-wave observations have the potential of allowing the identification of a population of merging primordial black-hole binaries. We provide an overview of the capabilities of present and future GW detectors, with a special…

广义相对论与量子宇宙学 · 物理学 2024-08-01 Francesco Iacovelli , Michele Maggiore

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…

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…

高能天体物理现象 · 物理学 2024-10-28 T. A. Callister

As the ground-based gravitational-wave telescopes LIGO, Virgo, and GEO 600 approach the era of first detections, we review the current knowledge of the coalescence rates and the mass and spin distributions of merging neutron-star and…

高能天体物理现象 · 物理学 2015-03-13 Ilya Mandel , Richard O'Shaughnessy

Gravitational waves (GWs) emanated by stellar mass compact binary coalescences (CBCs), and lensed by galaxy- or cluster-scale lenses, will produce two or more copies of the GW signal. These will have identical phase evolution but differing…

广义相对论与量子宇宙学 · 物理学 2025-02-04 Sudhir Gholap , Kanchan Soni , Shasvath J. Kapadia , Sanjeev Dhurandhar

Gravitational-wave (GW) detections of binary neutron star coalescences play a crucial role to constrain the microscopic interaction of matter at ultrahigh density. Similarly, if boson stars exist in the universe their coalescence can be…

广义相对论与量子宇宙学 · 物理学 2021-02-17 Costantino Pacilio , Massimo Vaglio , Andrea Maselli , Paolo Pani

The recent Advanced LIGO and Advanced Virgo joint observing runs have not claimed a stochastic gravitational-wave background detection, but one expects this to change as the sensitivity of the detectors improves. The challenge of claiming a…

广义相对论与量子宇宙学 · 物理学 2021-03-03 Katarina Martinovic , Patrick M. Meyers , Mairi Sakellariadou , Nelson Christensen

The simultaneous observation of gravitational waves (GW) and prompt electromagnetic counterparts from the merger of two neutron stars can help reveal the properties of extreme matter and gravity during and immediately after the final…

高能天体物理现象 · 物理学 2023-12-11 Chayan Chatterjee , Linqing Wen

We introduce a new technique to search for gravitational wave events from compact binary mergers that produce a clear signal only in a single gravitational wave detector, and marginal signals in other detectors. Such a situation can arise…

高能天体物理现象 · 物理学 2021-09-22 Barak Zackay , Liang Dai , Tejaswi Venumadhav , Javier Roulet , Matias Zaldarriaga

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

Galaxy mergers produce supermassive black hole binaries, which emit gravitational waves prior to their coalescence. We perform three-dimensional hydrodynamic simulations to study the tidal disruption of stars by such a binary in the final…

高能天体物理现象 · 物理学 2016-10-18 Kimitake Hayasaki , Abraham Loeb

If at least one of the members of a compact binary coalescence is charged, the inspiral of the two members would generate a Poynting flux with an increasing power, giving rise to a brief electromagnetic counterpart temporally associated…

高能天体物理现象 · 物理学 2020-06-16 Bing Zhang

Continuous gravitational waves have the potential to transform gravitational wave astronomy and yield fresh insights into astrophysics, nuclear and particle physics, and condensed matter physics. We evaluate their detectability by combining…

广义相对论与量子宇宙学 · 物理学 2026-01-05 Benjamin J. Owen , Binod Rajbhandari

Gravitational wave (GW) observations probe both a diffuse, stochastic gravitational wave background (SGWB) as well as individual cataclysmic events such as the merger of two compact objects. The detection and description of the…

宇宙学与河外天体物理 · 物理学 2025-03-28 Eleanor Gleave , Andrew Jaffe

The first discovery of the gravitational wave (GW) event, GW150914, suggests a higher merger rate of black-hole (BH) binaries. If this is true, a number of BH binaries will be observed via the second-generation GW detectors, and the…

宇宙学与河外天体物理 · 物理学 2016-07-13 Toshiya Namikawa , Atsushi Nishizawa , Atsushi Taruya

The birth of gravitational wave astronomy was triggered by the first detection of a signal produced by the merger of two compact objects (also known as a compact binary coalescence event). The following detections made by the Earth-based…

广义相对论与量子宇宙学 · 物理学 2022-11-08 Ornella Juliana Piccinni

Gravitational-wave astronomy will soon become a new tool for observing the Universe. Detecting and interpreting gravitational waves will require deep theoretical insights into astronomical sources. The past three decades have seen…

广义相对论与量子宇宙学 · 物理学 2015-04-03 Alessandra Buonanno , B. S. Sathyaprakash