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Related papers: Modified gravitational-wave propagation and standa…

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Modified gravity theories with an effective Newton constant that varies over cosmological timescales generally predict a different gravitational wave luminosity distance than General Relativity. While this holds for a uniform variation, we…

Cosmology and Nongalactic Astrophysics · Physics 2019-12-18 Charles Dalang , Lucas Lombriser

Recently, the combination of the Dark Energy Spectroscopic Instrument (DESI) Data Release 2 (DR2) baryon acoustic oscillation (BAO) data and the Planck cosmic microwave background (CMB) measurements has shown a $\sim$3$\sigma$ preference…

Cosmology and Nongalactic Astrophysics · Physics 2026-03-03 Ji-Yu Song , Guo-Hong Du , Tian-Nuo Li , Ling-Feng Wang , Jing-Zhao Qi , Jing-Fei Zhang , Xin Zhang

Understanding the nature and evolution of dark energy (DE) is a central challenge in modern cosmology. In this work, we explore the constraining power of bright standard sirens -- gravitational wave (GW) events with electromagnetic…

Cosmology and Nongalactic Astrophysics · Physics 2025-07-10 Samsuzzaman Afroz , Suvodip Mukherjee , Gianmassimo Tasinato

With the measurement of the electromagnetic (EM) counterpart, a gravitational wave (GW) event could be treated as a standard siren. As a novel cosmological probe, GW standard sirens will bring significant implications for cosmology. In this…

Cosmology and Nongalactic Astrophysics · Physics 2023-05-08 Wan-Ting Hou , Jing-Zhao Qi , Tao Han , Jing-Fei Zhang , Shuo Cao , Xin Zhang

We investigate the constraint ability of the gravitational wave (GW) as the standard siren on the cosmological parameters by using the third-generation gravitational wave detector: the Einstein Telescope. We simulate the luminosity…

Cosmology and Nongalactic Astrophysics · Physics 2017-02-21 Rong-Gen Cai , Tao Yang

A broad class of modified gravities can result in a modified friction effect in the propagation of gravitational waves (GWs). This effect changes the amplitude-damping rate of GWs during their propagation in the cosmological distance and…

General Relativity and Quantum Cosmology · Physics 2025-07-17 Chunbo Lin , Tao Zhu , Rui Niu , Wen Zhao

We present the latest measurements of the Hubble parameter and of the parameter $\Xi_0$ describing modified gravitational wave propagation, obtained from the third gravitational wave transient catalog, GWTC-3, using the correlation with…

General Relativity and Quantum Cosmology · Physics 2022-03-18 Michele Mancarella , Andreas Finke , Stefano Foffa , Edwin Genoud-Prachex , Francesco Iacovelli , Michele Maggiore

On August 17, 2017 the LIGO interferometers detected the gravitational wave (GW) signal (GW170817) from the coalescence of binary neutron stars. This signal was also simultaneously seen throughout the electromagnetic (EM) spectrum from…

High Energy Astrophysical Phenomena · Physics 2018-02-15 Sibel Boran , Shantanu Desai , Emre Kahya , Richard Woodard

In this Letter we constrain for the first time both cosmology and modified gravity theories conjointly, by combining the GW and electromagnetic observations of GW170817. We provide joint posterior distributions for the Hubble constant…

General Relativity and Quantum Cosmology · Physics 2020-08-14 S. Mastrogiovanni , D. A. Steer , M. Barsuglia

The advent of third-generation (3G) gravitational-wave (GW) detectors opens new opportunities for multi-messenger observations of binary neutron star merger events, holding significant potential for probing the history of cosmic expansion.…

Cosmology and Nongalactic Astrophysics · Physics 2025-03-07 Tao Han , Ze Li , Jing-Fei Zhang , Xin Zhang

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…

Cosmology and Nongalactic Astrophysics · Physics 2019-08-21 Enis Belgacem , Yves Dirian , Stefano Foffa , Eric J. Howell , Michele Maggiore , Tania Regimbau

We propose a method based on the process of extracting gravitational wave (GW) parameters from GW signals to simulate the binary neutron-star (BNS) merging events. We simulate 1000 GW standard sirens based on the observation of the Einstein…

Cosmology and Nongalactic Astrophysics · Physics 2020-06-18 Dong Zhao , Zhi-Chao Zhao , Jun-Qing Xia

The screened modified gravity (SMG) is a unified theoretical framework, which describes the scalar-tensor gravity with screening mechanism. Based on the gravitational-wave (GW) waveform derived in our previous work \citep{liu2018waveforms},…

General Relativity and Quantum Cosmology · Physics 2020-02-28 Rui Niu , Xing Zhang , Tan Liu , Jiming Yu , Bo Wang , Wen Zhao

We discuss the implications of the most recent DESI Baryon Acoustic Oscillations (BAO) DR2 and DESyr5 compilation of supernovae (SNe) datasets for modified gravity focusing on non-metricity based $f(Q)$ theory, by employing a…

General Relativity and Quantum Cosmology · Physics 2025-09-10 Purnendu Karmakar , Sandeep Haridasu

Gravitational waves (GWs) provide a powerful, theory-independent probe of the dynamical structure of spacetime and the cosmological background. We study linearized GW propagation in k-essence cosmology, where a non-canonical scalar field…

General Relativity and Quantum Cosmology · Physics 2026-05-26 Sougata Bhunia , Eduardo Guendelman , Debashis Gangopadhyay , Ramón Herrera , Abhijit Bhattacharyya , Goutam Manna

We construct the catalogues of standard sirens (StS) based on the future gravitational wave (GW) detector networks, i.e., the second-generation ground-based advanced LIGO+advanced Virgo+KAGRA+LIGO-India (HLVKI), the third-generation…

Cosmology and Nongalactic Astrophysics · Physics 2021-05-19 Tao Yang

Modified theories of gravity predict deviations from General Relativity (GR) in the propagation of gravitational waves (GW) across cosmological distances. A key prediction is that the GW luminosity distance will vary with redshift,…

Cosmology and Nongalactic Astrophysics · Physics 2024-09-12 Samsuzzaman Afroz , Suvodip Mukherjee

Gravitational wave (GW) standard siren observations provide a rather useful tool to explore the evolution of the Universe. In this work, we wish to investigate whether dark sirens with neutron star (NS) deformation from third-generation GW…

Cosmology and Nongalactic Astrophysics · Physics 2024-03-01 Tian-Nuo Li , Shang-Jie Jin , Hai-Li Li , Jing-Fei Zhang , Xin Zhang

Atom interferometers (AIs) as gravitational-wave (GW) detectors have been proposed a decade ago. Both ground and space-based projects will be in construction and preparation in the near future. In this paper, for the first time, we…

General Relativity and Quantum Cosmology · Physics 2021-12-10 Rong-Gen Cai , Tao Yang

Gravitational waves (GWs) provide a new avenue to test Einstein's General Relativity (GR) using the ongoing and upcoming GW detectors by measuring the redshift evolution of the effective Planck mass proposed by several modified theories of…

Cosmology and Nongalactic Astrophysics · Physics 2024-04-05 Samsuzzaman Afroz , Suvodip Mukherjee