English
Related papers

Related papers: Parameter estimation for space-based gravitational…

200 papers

Space-borne gravitational wave detectors, such as the proposed Laser Interferometer Space Antenna, are expected to observe black hole coalescences to high redshift and with large signal-to-noise ratios, rendering their gravitational waves…

General Relativity and Quantum Cosmology · Physics 2010-04-29 Nicolas Yunes , Frans Pretorius , David Spergel

Gravitational-wave sources can serve as standard sirens to probe cosmology by measuring their luminosity distance and redshift. Such standard sirens are also useful to probe theories beyond general relativity with a modified…

General Relativity and Quantum Cosmology · Physics 2021-06-30 Nan Jiang , Kent Yagi

The $\mu$Hz gravitational wave band holds crucial insights into coalescing supermassive black hole binaries and stochastic backgrounds but remains inaccessible due to technical challenges. We demonstrate that geocentric space-based GW…

General Relativity and Quantum Cosmology · Physics 2026-02-16 Qiong Deng , Minghui Du , Peng Xu , Liang Huang , Ziren Luo

Third-generation gravitational wave detectors, such as the Einstein Telescope and Cosmic Explorer, will detect a bunch of gravitational-wave (GW) signals originating from the coalescence of binary neutron star (BNS) and binary black hole…

General Relativity and Quantum Cosmology · Physics 2021-08-18 Yoshiaki Himemoto , Atsushi Nishizawa , Atsushi Taruya

We introduce a new technique to search for gravitational wave events from compact binary mergers that produce a clear signal only in a single gravitational wave detector, and marginal signals in other detectors. Such a situation can arise…

High Energy Astrophysical Phenomena · Physics 2021-09-22 Barak Zackay , Liang Dai , Tejaswi Venumadhav , Javier Roulet , Matias Zaldarriaga

A common technique for detection of gravitational-wave signals is searching for excess power in frequency-time maps of gravitational-wave detector data. In the event of a detection, model selection and parameter estimation will be performed…

General Relativity and Quantum Cosmology · Physics 2015-06-19 Michael Coughlin , Nelson Christensen , Jonathan Gair , Shivaraj Kandhasamy , Eric Thrane

Inspiraling binaries of compact objects are primary targets for current and future gravitational-wave observatories. Waveforms computed in General Relativity are used to search for these sources, and will probably be used to extract source…

General Relativity and Quantum Cosmology · Physics 2015-06-12 Michele Vallisneri , Nicolas Yunes

We compute the expected response of detector arms of gravitational wave observatories to polymerized gravitational waves. The mathematical and theoretical features of these waves were discussed in our previous work. In the present…

General Relativity and Quantum Cosmology · Physics 2022-11-29 Angel Garcia-Chung , Matthew F. Carney , James B. Mertens , Aliasghar Parvizi , Saeed Rastgoo , Yaser Tavakoli

Compact boson star binaries are hypothetical sources for ground-based and space gravitational-wave detectors. Their signal would be a messenger for novel fundamental fields and could shed light on the dark matter. In this work, we further…

General Relativity and Quantum Cosmology · Physics 2023-08-09 Massimo Vaglio , Costantino Pacilio , Andrea Maselli , Paolo Pani

Gravitational Waves (GWs) have been detected in the $\sim$100 Hz and nHz bands, but most of the gravitational spectrum remains unobserved. A variety of detector concepts have been proposed to expand the range of observable frequencies. In…

General Relativity and Quantum Cosmology · Physics 2024-05-03 Sebastian Baum , Zachary Bogorad , Peter W. Graham

We simulate the response of a Storage Ring Gravitational-Wave Observatory (SRGO) to astrophysical millihertz (mHz) gravitational waves (GWs), numerically obtaining its sensitivity curve and optimal choices for some controllable experiment…

General Relativity and Quantum Cosmology · Physics 2024-06-13 Suvrat Rao , Julia Baumgarten , Jochen Liske , Marcus Brüggen

We review potential low-frequency gravitational-wave sources, which are expected to be detected by Taiji, a Chinese space-based gravitational-wave detector, estimate the detection rates of these gravitational-wave sources and present the…

General Relativity and Quantum Cosmology · Physics 2020-06-05 Wen-Hong Ruan , Zong-Kuan Guo , Rong-Gen Cai , Yuan-Zhong Zhang

Gravitational-wave signals from black-hole binaries with non-precessing spins are described by four parameters -- each black hole's mass and spin. It has been shown that the dominant spin effects can be modeled by a \emph{single} spin…

General Relativity and Quantum Cosmology · Physics 2013-09-11 Michael Pürrer , Mark Hannam , P. Ajith , Sascha Husa

We introduce $\texttt{GWFAST}$, a Fisher information matrix $\texttt{Python}$ code that allows easy and efficient estimation of signal-to-noise ratios and parameter measurement errors for large catalogs of resolved sources observed by…

Instrumentation and Methods for Astrophysics · Physics 2022-10-25 Francesco Iacovelli , Michele Mancarella , Stefano Foffa , Michele Maggiore

We present a time-frequency method to detect gravitational wave signals in interferometric data. This robust method can detect signals from poorly modeled and unmodeled sources. We evaluate the method on simulated data containing noise and…

General Relativity and Quantum Cosmology · Physics 2009-12-30 Warren G. Anderson , R. Balasubramanian

Approximations are commonly employed in realistic applications of scientific Bayesian inference, often due to convenience if not necessity. In the field of gravitational-wave (GW) data analysis, fast-to-evaluate but approximate waveform…

General Relativity and Quantum Cosmology · Physics 2024-04-03 Ruiting Mao , Jeong Eun Lee , Ollie Burke , Alvin J. K. Chua , Matthew C. Edwards , Renate Meyer

Data from a network of gravitational wave detectors can be analyzed in coincidence to increase detection confidence and reduce non-stationarity of the background. We propose and explore a geometric algorithm to combine the data from a…

General Relativity and Quantum Cosmology · Physics 2009-02-20 C. A. K. Robinson , B. S. Sathyaprakash , Anand S. Sengupta

Gravitational waves might help resolve the tension between early and late Universe measurements of the Hubble constant, and this possibility can be enhanced with a gravitational wave detector in the decihertz band as we will demonstrate in…

General Relativity and Quantum Cosmology · Physics 2023-06-13 Brian C. Seymour , Hang Yu , Yanbei Chen

Next-generation ground-based gravitational-wave detectors, such as Cosmic Explorer (CE), are expected to be sensitive to gravitational-wave signals with frequencies as low as 5 Hz, allowing signals to spend a significant amount of time in…

High Energy Astrophysical Phenomena · Physics 2023-08-25 Pratyusava Baral , Soichiro Morisaki , Ignacio Magaña Hernandez , Jolien D. E. Creighton

The early inspiral from stellar-mass binary black holes (sBBHs) can emit milli-Hertz gravitational wave signals, making them detectable sources for space-borne gravitational wave missions like TianQin. However, the traditional matched…

Solar and Stellar Astrophysics · Physics 2025-01-08 Xue-Ting Zhang , Natalia Korsakova , Man Leong Chan , Chris Messenger , Yi-Ming Hu
‹ Prev 1 4 5 6 7 8 10 Next ›