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We study the performances of a world-wide network made by a European third-generation gravitational-wave (GW) detector, together with a 40km Cosmic Explorer detector in the US, considering three scenarios for the European detector: (1)…

广义相对论与量子宇宙学 · 物理学 2025-10-10 Michele Maggiore , Francesco Iacovelli , Enis Belgacem , Michele Mancarella , Niccolò Muttoni

The future ground- and space-based gravitational wave (GW) detectors offer unprecedented opportunities to test general relativity (GR) with greater precision. In this work, we investigate the capability of future ground-based GW detectors,…

广义相对论与量子宇宙学 · 物理学 2025-07-18 Bo-Yang Zhang , Tao Zhu , Jian-Ming Yan , Jing-Fei Zhang , Xin Zhang

Einstein Telescope (ET) is a proposed next-generation Gravitational Wave (GW) interferometer designed to detect a large number of astrophysical and cosmological sources with unprecedented sensitivity. A key target for ET is the detection of…

广义相对论与量子宇宙学 · 物理学 2025-01-17 Ilaria Caporali , Giulia Capurri , Walter Del Pozzo , Angelo Ricciardone , Lorenzo Valbusa Dall'Armi

Recently, detailed studies have been made to compare the performance of the European next generation GW observatory Einstein Telescope (ET) in a single-site triangular configuration with the performance of a configuration featuring two…

广义相对论与量子宇宙学 · 物理学 2024-08-28 Francesco Iacovelli , Enis Belgacem , Michele Maggiore , Michele Mancarella , Niccolò Muttoni

We consider stellar-origin black hole binaries, which are among the main astrophysical sources for next generation gravitational wave (GW) detectors such as the Einstein Telescope (ET) and Cosmic Explorer (CE). Using population models…

宇宙学与河外天体物理 · 物理学 2022-11-23 Mauro Pieroni , Angelo Ricciardone , Enrico Barausse

A stochastic gravitational-wave background (SGWB) is expected to arise from the superposition of many independent and unresolved gravitational-wave signals, of either cosmological or astrophysical origin. Some cosmological models…

宇宙学与河外天体物理 · 物理学 2015-06-12 S. G. Crowder , R. Namba , V. Mandic , S. Mukohyama , M. Peloso

In this paper, we analyze parity-violating effects in the propagation of gravitational waves (GWs). For this purpose, we adopt a newly proposed parametrized post-Einstenian (PPE) formalism, which encodes modified gravity corrections to the…

广义相对论与量子宇宙学 · 物理学 2024-06-05 Matteo Califano , Rocco D'Agostino , Daniele Vernieri

Circularly polarized gravitational wave backgrounds are predicted in many well-motivated models of inflation and phase transitions involving spontaneous parity violation. In this work, we investigate the detection of such parity-violating…

广义相对论与量子宇宙学 · 物理学 2025-05-23 Ju Chen , Chang Liu , Yun-Long Zhang

We perform forecasts for the Hubble parameter H_0 and for the parameter Xi_0 that describes modified gravitational-wave propagation, using information from the binary neutron star (BNS) mass function, for Einstein Telescope (ET), taken…

广义相对论与量子宇宙学 · 物理学 2026-03-23 Dounia Nanadoumgar-Lacroze , Niccolò Muttoni , Michele Maggiore , Michele Mancarella

Einstein Telescope (ET) is conceived to be a third generation gravitational-wave observatory. Its amplitude sensitivity would be a factor ten better than advanced LIGO and Virgo and it could also extend the low-frequency sensitivity down to…

Next-generation gravitational-wave detectors like the Einstein Telescope and Cosmic Explorer, currently in their preparatory phase, have the potential to significantly improve our understanding of astrophysics, cosmology and fundamental…

广义相对论与量子宇宙学 · 物理学 2025-01-23 Michael Ebersold , Tania Regimbau , Nelson Christensen

Gravitational-wave (GW) detectors can contribute to the measurement of cosmological parameters and to testing the dark-energy sector of alternatives to $\Lambda$CDM, by using standard sirens. In this paper we focus on binary neutron stars…

宇宙学与河外天体物理 · 物理学 2019-08-21 Enis Belgacem , Yves Dirian , Stefano Foffa , Eric J. Howell , Michele Maggiore , Tania Regimbau

Gravitational-wave astrophysics has the potential to be transformed by a global network of longer, colder, and thus more sensitive detectors. This network must be constructed to address a wide range of science goals, involving binary…

天体物理仪器与方法 · 物理学 2019-11-11 Evan D Hall , Matthew Evans

Unlike the electromagnetic radiation from astrophysical objects, gravitational waves (GWs) from binary star mergers have much longer wavelengths and are coherent. For ground-based GW detectors, when the lens object between the source and…

宇宙学与河外天体物理 · 物理学 2020-06-05 Kai Liao , Shuxun Tian , Xuheng Ding

The next generation gravitational wave (GW) detectors -- Einstein Telescope (ET) and Cosmic Explorer (CE) will have distance horizons up to $\mathcal{O}(10)$ Gpc for detecting binary neutron star (BNS) mergers. This will make them ideal for…

高能天体物理现象 · 物理学 2025-06-27 Mainak Mukhopadhyay , Shigeo S. Kimura , Kohta Murase

Gravitational-wave (GW) observations of compact binaries have the potential to unlock several remarkable applications in astrophysics, cosmology, and nuclear physics through accurate measurements of the source luminosity distance and…

广义相对论与量子宇宙学 · 物理学 2025-09-23 Adriano Frattale Mascioli , Francesco Crescimbeni , Costantino Pacilio , Paolo Pani , Francesco Pannarale

Gravitational waves (GWs) have rapidly become important cosmological probes since their first detection in 2015. As the number of detected events continues to rise, upcoming instruments like the Einstein Telescope (ET) and Cosmic Explorer…

宇宙学与河外天体物理 · 物理学 2024-12-03 Stefano Zazzera , José Fonseca , Tessa Baker , Chris Clarkson

Mergers of binary compact objects, accompanied with electromagnetic (EM) counterparts, offer excellent opportunities to explore varied cosmological models, since gravitational waves (GWs) and EM counterparts always carry the information of…

广义相对论与量子宇宙学 · 物理学 2024-01-31 Ran Chen , Yi-Ying Wang , Lei Zu , Yi-Zhong Fan

A gravitational wave background is expected to emerge from the superposition of numerous gravitational wave sources of both astrophysical and cosmological origin. A number of cosmological models can have a parity violation, resulting in the…

广义相对论与量子宇宙学 · 物理学 2021-12-10 Charles Badger , Mairi Sakellariadou

We use the Fisher information matrix to investigate the angular resolution and luminosity distance uncertainty for coalescing binary neutron stars (BNSs) and neutron star-black hole binaries (NSBHs) detected by the third-generation (3G)…

宇宙学与河外天体物理 · 物理学 2018-04-04 Wen Zhao , Linqing Wen
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