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The millihertz gravitational-wave frequency band is expected to contain a rich symphony of signals with sources ranging from galactic white dwarf binaries to extreme mass ratio inspirals. Many of these gravitational-wave signals will not be…

Instrumentation and Methods for Astrophysics · Physics 2021-09-14 Sharan Banagiri , Alexander Criswell , Tommy Kuan , Vuk Mandic , Joseph D. Romano , Stephen R. Taylor

Employing the Fisher information matrix analysis, we estimate parameter errors of TianQin and LISA for monochromatic gravitational waves. With the long-wavelength approximation we derive analytical formulas for the parameter estimation…

General Relativity and Quantum Cosmology · Physics 2021-06-02 Chao Zhang , Yungui Gong , Bin Wang , Chunyu Zhang

A single space-based gravitational wave detector will push the boundaries of astronomy and fundamental physics. Having a network of two or more detectors would significantly improve source localization. Here we consider how dual networks of…

General Relativity and Quantum Cosmology · Physics 2022-04-06 Kevin J. Shuman , Neil J. Cornish

The upcoming LISA mission will be able to detect gravitational waves from galactic and extragalactic compact binaries. Here, we report on LISA's capability to probe dark matter around these binaries if the latter constitute black holes. By…

Cosmology and Nongalactic Astrophysics · Physics 2025-01-17 Sohan Ghodla

The development of search algorithms for gravitational wave sources in the LISA data stream is currently a very active area of research. It has become clear that not only does difficulty lie in searching for the individual sources, but in…

General Relativity and Quantum Cosmology · Physics 2009-10-05 Edward K. Porter

The progenitors of the high-mass black-hole mergers observed by LIGO and Virgo are potential LISA sources and promising candidates for multiband GW observations. In this letter, we consider the minimum signal-to-noise ratio these sources…

High Energy Astrophysical Phenomena · Physics 2026-01-05 Christopher J. Moore , Davide Gerosa , Antoine Klein

We investigate the ability of the Laser Interferometer Space Antenna (LISA) to measure the center of mass acceleration of stellar-origin black hole binaries emitting gravitational waves. Our analysis is based on the idea that the…

Instrumentation and Methods for Astrophysics · Physics 2020-03-05 Nicola Tamanini , Antoine Klein , Camille Bonvin , Enrico Barausse , Chiara Caprini

Merging binary black holes exhibit a ringdown phase in which they primarily emit gravitational waves in the shape of damped sinusoids corresponding to quasi-normal modes of the Kerr remnant. In general, each mode carries four degrees of…

General Relativity and Quantum Cosmology · Physics 2026-05-18 Nicole Khusid , Will Farr , Max Isi

The inspirals of stellar-mass compact objects into supermassive black holes are some of the most important sources for LISA. Detection techniques based on fully coherent matched filtering have been shown to be computationally intractable.…

General Relativity and Quantum Cosmology · Physics 2009-11-11 Linqing Wen , Jonathan R Gair

The space-based Laser Interferometer Space Antenna (LISA) will be able to observe the gravitational-wave signals from systems comprised of a massive black hole and a stellar-mass compact object. These systems are known as extreme-mass-ratio…

Coalescing massive Black Hole binaries are the strongest and probably the most important gravitational wave sources in the LISA band. The spin and orbital precessions bring complexity in the waveform and make the likelihood surface richer…

General Relativity and Quantum Cosmology · Physics 2010-05-25 Antoine Petiteau , Yu Shang , Stanislav Babak , Farhan Feroz

This paper analyses the impact of various parameter changes on the estimation of parameters for massive black hole binary (MBHB) systems using a Bayesian inference technique. Several designed MBHB systems were chosen for comparison with a…

Astrophysics of Galaxies · Physics 2024-01-24 Jie Gao , Yi-Ming Hu , En-Kun Li , Jian-dong Zhang , Jianwei Mei

We present a method to search for gravitational waves from coalescing supermassive binary black holes in LISA data. The search utilizes the $\mathcal{F}$-statistic to maximize over, and determine the values of, the extrinsic parameters of…

General Relativity and Quantum Cosmology · Physics 2008-11-26 I. W. Harry , S. Fairhurst , B. S. Sathyaprakash

First, for each case to be tested, a specific target inspiral signal is selected for parameter extraction. In a future real analysis, the target signal would be a real signal actually observed by a gravitational wave detector such as LISA.…

General Relativity and Quantum Cosmology · Physics 2007-05-23 James S. Graber

Gravitational waves from the inspiral and coalescence of supermassive black-hole (SMBH) binaries with masses ~10^6 Msun are likely to be among the strongest sources for the Laser Interferometer Space Antenna (LISA). We describe a…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Duncan A. Brown , Jeff Crowder , Curt Cutler , Ilya Mandel , Michele Vallisneri

The Laser Interferometer Space Antenna (LISA) guarantees the detection of gravitational waves by monitoring a handful of known nearby galactic binary systems, the so-called ``verification binaries''. We consider the most updated information…

Astrophysics · Physics 2009-11-11 A. Stroeer , A. Vecchio

A plethora of gravitational wave stochastic backgrounds populate the sensitivity window of the Laser Interferometer Space Antenna. We show that LISA can detect the anisotropy of the background corresponding to the multipole moments of order…

Astrophysics · Physics 2014-10-13 C. Ungarelli , A. Vecchio

We re-express gravitational wave results in terms of post-Newtonian parameters. Using these expressions, and some simplifying assumptions, we compute that in a favorable case, i.e. a ten solar-mass black hole spiraling in to a 10^6…

General Relativity and Quantum Cosmology · Physics 2009-11-07 James S. Graber

TianQin and LISA are space-based laser interferometer gravitational wave (GW) detectors planned to be launched in the mid-2030s. Both detectors will detect low-frequency GWs around $10^{-2}\,{\rm Hz}$, however, TianQin is more sensitive to…

General Relativity and Quantum Cosmology · Physics 2024-07-04 Alejandro Torres-Orjuela , Shun-Jia Huang , Zheng-Cheng Liang , Shuai Liu , Hai-Tian Wang , Chang-Qing Ye , Yi-Ming Hu , Jianwei Mei

Coalescence of two massive black holes is the strongest and most promising source for LISA. In fact, gravitational signal from the end of inspiral and merger will be detectable throughout the Universe. In this article we describe the first…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Stanislav Babak
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