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Related papers: Confusion background from compact binaries

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Next-generation ground-based gravitational-wave observatories such as the Einstein Telescope and Cosmic Explorer will detect $O(10^{5}-10^{6})$ signals from compact binary coalescences every year, the exact number depending on uncertainties…

General Relativity and Quantum Cosmology · Physics 2023-07-06 Luca Reali , Andrea Maselli , Emanuele Berti

Increasing the sensitivity of a gravitational-wave (GW) detector improves our ability to measure the characteristics of detected sources. It also increases the number of weak signals that contribute to the data. Because GW detectors have…

General Relativity and Quantum Cosmology · Physics 2009-11-06 Tania Regimbau , Scott A. Hughes

At third-generation (3G) gravitational-wave detector networks, compact binaries coalescences produce a ``confusion noise'' due to unresolved sources and to the error in the reconstruction of resolved sources, that can degrade the…

General Relativity and Quantum Cosmology · Physics 2024-11-07 Enis Belgacem , Francesco Iacovelli , Michele Maggiore , Michele Mancarella , Niccolò Muttoni

In this overview we discuss the prospects for a first detection of an isotropic gravitational wave background with earth-based interferometric detectors. Furthermore, we focus on how correlated noise sources could endanger such a detection…

General Relativity and Quantum Cosmology · Physics 2023-05-05 Kamiel Janssens

Next-generation terrestrial gravitational-wave observatories will detect $\mathcal{O}(10^{5})$ signals from compact binary coalescences every year. These signals can last for several hours in the detectors' sensitivity band and they will be…

General Relativity and Quantum Cosmology · Physics 2022-09-28 Luca Reali , Andrea Antonelli , Roberto Cotesta , Ssohrab Borhanian , Mesut Çalışkan , Emanuele Berti , B. S. Sathyaprakash

One of the greatest challenges facing gravitational wave astronomy in the low frequency band is the confusion noise generated by the vast numbers of unresolved galactic and extra galactic binary systems. Estimates of the binary confusion…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Neil J. Cornish

For the last fifteen years, the limiting noise source at the low frequency end of the sensitivity window for space gravitational wave detectors has been expected to be the confusion background of overlapping galactic binary stars. Here, we…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Ronald W. Hellings

Upgrades beyond the current second generation of ground-based gravitational wave detectors will allow them to observe tens of thousands neutron star and black hole binaries. Given the typical minute-to-hour duration of neutron star signals…

General Relativity and Quantum Cosmology · Physics 2024-04-11 Aaron D. Johnson , Katerina Chatziioannou , Will M. Farr

This paper reports a comprehensive study on the gravitational wave (GW) background from compact binary coalescences. We consider in our calculations newly available observation-based neutron star and black hole mass distributions and…

General Relativity and Quantum Cosmology · Physics 2015-03-20 Xing-Jiang Zhu , Eric J. Howell , David G. Blair , Zong-Hong Zhu

This article gives an overview of potential upgrades of second generation gravitational wave detectors and the required key technologies to improve the limiting noise sources. In addition the baseline design of the Einstein Telescope, a…

General Relativity and Quantum Cosmology · Physics 2015-06-03 Stefan Hild

The current network of gravitational wave detectors has already revealed hundreds of compact binary coalescences (CBCs), including binary neutron stars, binary black holes, and black hole-neutron star systems. As detector sensitivity…

The stochastic gravitational wave background produced by supernovas, magnetars and merger of binaries constituted by a pair of compact objects is reviewed and updated. The merger of systems composed by two black holes dominates by far the…

High Energy Astrophysical Phenomena · Physics 2020-01-28 José Antonio de Freitas Pacheco

Beyond individually resolvable gravitational wave events such as binary black hole and binary neutron star mergers, the superposition of many more weak signals coming from a multitude of sources is expected to contribute to an overall…

General Relativity and Quantum Cosmology · Physics 2022-12-14 Nick van Remortel , Kamiel Janssens , Kevin Turbang

In this paper we use the model of extragalactic background light to investigate the factors that have influence on the confusion noise. It was shown that (1) Large-Scale Structure of the Universe is an important factor; (2) gravitational…

Astrophysics of Galaxies · Physics 2023-04-05 A. A. Ermash , S. V. Pilipenko , E. V. Miheeva , V. N. Lukash

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

The Einstein Telescope is a proposed third generation gravitational wave detector that will operate in the region of 1 Hz to a few kHz. As well as the inspiral of compact binaries composed of neutron stars or black holes, the lower…

General Relativity and Quantum Cosmology · Physics 2011-01-28 Leone Bosi , Edward K. Porter

Fluctuations in the brightness of the background radiation can lead to confusion with real point sources. Such background emission confusion will be important for infrared observations with relatively large beam sizes since the amount of…

Detection of primordial gravitational-wave backgrounds generated during the early universe phase transitions is a key science goal for future ground-based detectors. The rate of compact binary mergers is so large that their cosmological…

General Relativity and Quantum Cosmology · Physics 2020-07-22 Surabhi Sachdev , Tania Regimbau , B. S. Sathyaprakash

The stochastic gravitational wave background from compact binary coalescences is expected to be the first detectable stochastic signal via cross-correlation searches with terrestrial detectors. It encodes the cumulative merger history of…

General Relativity and Quantum Cosmology · Physics 2026-02-17 Michael Ebersold , Tania Regimbau

The circular polarization of gravitational waves is a powerful observable to test parity violation in gravity and to distinguish between the primordial or the astrophysical origin of the stochastic background. This property comes from the…

Cosmology and Nongalactic Astrophysics · Physics 2023-08-02 Lorenzo Valbusa Dall'Armi , Atsushi Nishizawa , Angelo Ricciardone , Sabino Matarrese
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