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Accurate estimation of the Hubble constant, and other cosmological parameters, from distances measured by cosmic gravitational wave sirens requires sufficient allowance for the dark energy evolution. We demonstrate how model independent…

Cosmology and Nongalactic Astrophysics · Physics 2020-01-17 Ryan E. Keeley , Arman Shafieloo , Benjamin L'Huillier , Eric V. Linder

We study the prospects of Gaussian processes (GP), a machine learning (ML) algorithm, as a tool to reconstruct the Hubble parameter $H(z)$ with two upcoming gravitational wave missions, namely the evolved Laser Interferometer Space Antenna…

Cosmology and Nongalactic Astrophysics · Physics 2024-07-29 Purba Mukherjee , Rahul Shah , Arko Bhaumik , Supratik Pal

Gravitational wave (GW) observations are expected to serve as a powerful and independent probe of the expansion history of the universe. By providing direct and calibration-free measurements of luminosity distances through waveform…

Cosmology and Nongalactic Astrophysics · Physics 2026-01-06 Shang-Jie Jin , Ji-Yu Song , Tian-Yang Sun , Si-Ren Xiao , He Wang , Ling-Feng Wang , Jing-Fei Zhang , Xin Zhang

In this work, using the Gaussian process, we explore the potentiality of future gravitational wave (GW) measurements to probe cosmic opacity at high redshifts through comparing its opacity-free luminosity distance (LD) with the…

Cosmology and Nongalactic Astrophysics · Physics 2020-10-28 Xiangyun Fu , Jianfei Yang , Zhaoxia Chen , Lu Zhou , Jun Chen

Detection of gravitational waves produced by merger of binary compact objects could provide an independent way for measuring the luminosity distance to the gravitational-wave burst source, indicating that gravitational-wave observation,…

Cosmology and Nongalactic Astrophysics · Physics 2019-03-15 Xuan-Neng Zhang , Ling-Feng Wang , Jing-Fei Zhang , Xin Zhang

In this work, we use the simulated gravitational wave (GW) standard siren data from the future observation of the Einstein Telescope (ET) to constrain various dark energy cosmological models, including the $\Lambda$CDM, $w$CDM, CPL,…

Cosmology and Nongalactic Astrophysics · Physics 2019-10-08 Jing-Fei Zhang , Ming Zhang , Shang-Jie Jin , Jing-Zhao Qi , 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

In this work, we discuss model-independent reconstruction of the expansion history of the late Universe. We use Gaussian Process Regression (GPR) to reconstruct the evolution of various cosmological parameters such as Hubble parameter…

Cosmology and Nongalactic Astrophysics · Physics 2025-09-05 Joseph P Johnson , H. K. Jassal

Gravitational waves (GWs) from compact binary coalescences have matured into a robust cosmological probe, providing self-calibrated luminosity distance measurements independent of any cosmic distance ladder, hence the term "standard…

Soon, the combination of electromagnetic and gravitational signals will open the door to a new era of gravitational-wave (GW) cosmology. It will allow us to test the propagation of tensor perturbations across cosmic time and study the…

Cosmology and Nongalactic Astrophysics · Physics 2021-09-08 Guadalupe Cañas-Herrera , Omar Contigiani , Valeri Vardanyan

Reionization is one of the least understood processes in the evolution history of the Universe, mostly because of the numerous astrophysical processes occurring simultaneously about which we do not have a very clear idea so far. In this…

Cosmology and Nongalactic Astrophysics · Physics 2025-12-02 Purba Mukherjee , Antara Dey , Supratik Pal

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

Recent work has shown that modified gravitational wave (GW) propagation can be a powerful probe of dark energy and modified gravity, specific to GW observations. We use the technique of Gaussian processes, that allows the reconstruction of…

Cosmology and Nongalactic Astrophysics · Physics 2020-03-11 Enis Belgacem , Stefano Foffa , Michele Maggiore , Tao Yang

In this work, using the Gaussian Process, we explore the potentiality of future gravitational wave (GW) measurement to probe cosmic opacity through comparing its opacity-free luminosity distance (LD) with the opacity-dependent one from type…

General Relativity and Quantum Cosmology · Physics 2020-01-22 Lu Zhou , Xiangyun Fu , Zhaohui Peng , Jun Chen

We perform a forecast analysis of the ability of the LISA space-based interferometer to reconstruct the dark sector interaction using gravitational wave (GW) standard sirens at high redshift. We employ Gaussian process methods to…

Cosmology and Nongalactic Astrophysics · Physics 2017-05-24 Rong-Gen Cai , Nicola Tamanini , Tao Yang

Gravitational waves (GWs) from merging compact objects encode direct information about the luminosity distance to the binary. When paired with a redshift measurement, this enables standard-siren cosmology: a Hubble diagram can be…

Cosmology and Nongalactic Astrophysics · Physics 2024-08-26 Amanda M. Farah , Thomas A. Callister , Jose María Ezquiaga , Michael Zevin , Daniel E. Holz

The 21-cm signal from neutral hydrogen is anticipated to reveal critical insights into the formation of early cosmic structures during the Cosmic Dawn and the subsequent Epoch of Reionization. However, the intrinsic faintness of the signal,…

Cosmology and Nongalactic Astrophysics · Physics 2026-05-27 Yuchen Liu , Eloy de Lera Acedo , Peter Sims

The gravitational waves from compact binary systems are viewed as a standard siren to probe the evolution of the universe. This paper summarizes the potential and ability to use the gravitational waves to constrain the cosmological…

Cosmology and Nongalactic Astrophysics · Physics 2018-01-24 Rong-Gen Cai , Tao Yang

Gravitational waves (GWs) from compact binary stars at cosmological distances are promising and powerful cosmological probes, referred to as the GW standard sirens. With future GW detectors, we will be able to precisely measure source…

Cosmology and Nongalactic Astrophysics · Physics 2016-03-30 Toshiya Namikawa , Atsushi Nishizawa , Atsushi Taruya

Next generation gravitational waves (GWs) observatories are expected to measure GW signals with unprecedented sensitivity, opening new, independent avenues to learn about our Universe. The distance-redshift relation is a fulcrum for…

Cosmology and Nongalactic Astrophysics · Physics 2024-07-19 Sofia Canevarolo , Nora Elisa Chisari
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