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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…

Baryon acoustic oscillations, measured through the patterned distribution of galaxies or other baryon tracing objects on very large (100 Mpc) scales, offer a possible geometric probe of cosmological distances. Pluses and minuses in this…

Astrophysics · Physics 2007-05-23 Eric V. Linder

Detection of higher order modes of gravitational waves in third-generation (3G) ground-based detectors such as Cosmic Explorer and Einstein Telescope is explored. Using the astrophysical population of binary black holes based on events…

General Relativity and Quantum Cosmology · Physics 2021-10-25 Divyajyoti , Preet Baxi , Chandra Kant Mishra , K. G. Arun

Advancements in cosmology through next-generation ground-based gravitational wave observatories will bring in a paradigm shift. We explore the pivotal role that gravitational-wave standard sirens will play in inferring cosmological…

General Relativity and Quantum Cosmology · Physics 2024-07-17 Hsin-Yu Chen , Jose María Ezquiaga , Ish Gupta

Standard rulers such as the baryon acoustic oscillation (BAO) scale serve as workhorses for precision tests of cosmology, enabling distance measurements that probe the geometry and expansion history of our Universe. Aside from BAO…

Cosmology and Nongalactic Astrophysics · Physics 2024-06-13 Hannah Fronenberg , Abhishek S. Maniyar , Adrian Liu , Anthony R. Pullen

Baryon Acoustic Oscillations (BAO) have recently been observed in the distribution of distant galaxies. The height and location of the BAO peak are strong discriminators of cosmological parameters. Here we consider the ways in which weak…

Astrophysics · Physics 2008-11-26 Alberto Vallinotto , Scott Dodelson , Carlo Schimd , Jean-Philippe Uzan

Gravitational waves provide a novel and independent measurement of cosmological parameters, offering a promising avenue to address the Hubble tension alongside traditional electromagnetic observations. In the absence of electromagnetic…

General Relativity and Quantum Cosmology · Physics 2025-10-02 Tom Bertheas , Vasco Gennari , Nicola Tamanini

We present results from the 2D anisotropic Baryon Acoustic Oscillation (BAO) signal present in the final dataset from the WiggleZ Dark Energy Survey. We analyse the WiggleZ data in two ways: firstly using the full shape of the 2D…

Gravitational waves from the coalescence of compact binaries, together with an associated electromagnetic counterpart, are ideal probes of cosmological models. As demonstrated with GW170817, such multimessenger observations allow one to use…

Cosmology and Nongalactic Astrophysics · Physics 2019-10-16 E. Chassande-Mottin , K. Leyde , S. Mastrogiovanni , D. A. Steer

We detect the peak of baryon acoustic oscillations (BAO) in the two-point correlation function of a spectroscopic sample of $25226$ clusters selected from the Sloan Digital Sky Survey. Galaxy clusters, as tracers of massive dark matter…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-18 A. Veropalumbo , F. Marulli , L. Moscardini , M. Moresco , A. Cimatti

The Baryon Acoustic Oscillations (BAO) phenomenon provides a unique opportunity to establish a standard ruler at any epoch in the history of the evolving universe. The key lies in identifying a suitable cosmological tracer to conduct the…

Cosmology and Nongalactic Astrophysics · Physics 2024-06-13 Felipe Avila , Edilson de Carvalho , Armando Bernui , Hanna Lima , Rafael C. Nunes

The Gravitational Wave (GW) universe contains a wealth of sources which, with the proper treatment, will open up the universe as never before. By observing massive black hole binaries to high redshifts, we should begin to explore the…

General Relativity and Quantum Cosmology · Physics 2015-06-22 Edward K. Porter

We investigate if, for a fixed number density of targets and redshift, there is an optimal way to select a galaxy sample in order to measure the baryon acoustic oscillation (BAO) scale, which is used as a standard ruler to constrain the…

Cosmology and Nongalactic Astrophysics · Physics 2020-04-22 César Hernández-Aguayo , Marius Cautun , Alex Smith , Carlton M. Baugh , Baojiu Li

We present a cosmological model-independent framework for testing general relativity (GR) on galactic scales by combining baryon acoustic oscillation (BAO) angular scale measurements with 120 galaxy-scale strong gravitational lensing…

Cosmology and Nongalactic Astrophysics · Physics 2026-03-24 Hengyu Wu , Tonghua Liu , Chenggang Shao

In this work, we explore the cosmological implications of different baryon acoustic oscillation (BAO) data, including the BAO data extracted by using the spherically averaged one-dimensional galaxy clustering (GC) statistics (hereafter…

Cosmology and Nongalactic Astrophysics · Physics 2017-02-15 Shuang Wang , Yazhou Hu , Miao Li

The measurement of the Hubble constant $H_0$ plays an important role in the study of cosmology. In this letter, we propose a new method to constrain the Hubble constant using the strongly lensed gravitational wave (GW) signals. By…

Cosmology and Nongalactic Astrophysics · Physics 2023-08-09 Shun-Jia Huang , Yi-Ming Hu , Xian Chen , Jian-dong Zhang , En-Kun Li , Zucheng Gao , Xin-Yi Lin

The joint observation of the gravitational-wave and electromagnetic signal from the binary neutron-star merger GW170817 allowed for a new independent measurement of the Hubble constant $H_0$, albeit with an uncertainty of about 15\% at…

General Relativity and Quantum Cosmology · Physics 2021-05-11 Juan Calderón Bustillo , Samson H. W. Leong , Tim Dietrich , Paul D. Lasky

The spectroscopic survey of China's Space Survey Telescope (CSST) is expected to obtain a huge number of slitless spectra, including more than one hundred million galaxy spectra and millions of active galactic nuclei (AGN) spectra. By…

Cosmology and Nongalactic Astrophysics · Physics 2024-07-02 Haitao Miao , Yan Gong , Xuelei Chen , Zhiqi Huang , Xiao-Dong Li , Hu Zhan

Determining the spatial curvature ($\Omega_k$) independent of cosmic microwave background observations plays a key role in revealing the physics of the early universe. The Hubble tension is one of the most serious issues in modern…

Cosmology and Nongalactic Astrophysics · Physics 2025-08-01 Sy-Yun Pu , Teppei Okumura , Chian-Chou Chen , Takahiro Nishimichi , Kazuyuki Akitsu

Future gravitational wave (GW) observations are capable of detecting millions of compact star binary mergers in extragalactic galaxies, with $1\%$ luminosity-distance ($D_L$) measurement accuracy and better than arcminute positioning…

Cosmology and Nongalactic Astrophysics · Physics 2018-10-30 Pengjie Zhang
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