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Gravitational waves allow us to test general relativity in the highly dynamical regime. While current observations have been consistent with waves emitted by quasi-circular binaries, eccentric binaries may also produce detectable signals in…

广义相对论与量子宇宙学 · 物理学 2020-08-26 Blake Moore , Nicolás Yunes

We consider the problem of searching for gravitational waves emitted during the inspiral phase of binary systems when the orbital plane precesses due to relativistic spin-orbit coupling. Such effect takes place when the spins of the binary…

广义相对论与量子宇宙学 · 物理学 2009-11-07 P. Grandclement , V. Kalogera , A. Vecchio

Dynamically assembled binary black holes are expected to retain measurable orbital eccentricity in the LIGO-Virgo-KAGRA band, but most parameter estimation analyses still assume quasi-circular inspirals. This raises a critical question: how…

广义相对论与量子宇宙学 · 物理学 2026-03-04 Tamal RoyChowdhury , V. Gayathri , Rossella Gamba , Shubhagata Bhaumik , Imre Bartos , Jolien Creighton

We provide a systematic analysis of the multipolar gravitational waveform, energy and angular momentum fluxes emitted by a nonspinning test particle orbiting a Kerr black hole along equatorial, eccentric orbits. These quantities are…

广义相对论与量子宇宙学 · 物理学 2022-03-31 Simone Albanesi , Alessandro Nagar , Sebastiano Bernuzzi

We construct effective-one-body waveform models suitable for data analysis with LISA for extreme-mass ratio inspirals in quasi-circular, equatorial orbits about a spinning supermassive black hole. The accuracy of our model is established…

广义相对论与量子宇宙学 · 物理学 2011-03-23 Nicolas Yunes , Alessandra Buonanno , Scott A. Hughes , Yi Pan , Enrico Barausse , M. Coleman Miller , William Throwe

We use the ASTRID cosmological simulation to forecast massive black hole (MBH) mergers detectable by Laser Interferometer Space Antenna (LISA) down to $z=0$. ASTRID directly models MBH dynamical friction, allowing a realistic tracking of…

星系天体物理 · 物理学 2025-11-11 Bonny Y. Wang , Yihao Zhou , William Chen , Nianyi Chen , Tiziana Di Matteo , Rupert Croft , Simeon Bird , Yueying Ni

We use equations of motion containing gravitational radiation-reaction terms through 4.5 post-Newtonian order to calculate the late-time eccentricities of inspiraling binary systems of non-spinning compact bodies as they cross the detection…

广义相对论与量子宇宙学 · 物理学 2021-11-16 Alexandria Tucker , Clifford M. Will

Detection of gravitational waves (GW) from highly eccentric binary black hole (BBH) systems can provide insight into their dynamics and formation. To date, all of the LIGO-Virgo BBH detections have been made using quasi-circular templates…

广义相对论与量子宇宙学 · 物理学 2021-11-17 Belinda D. Cheeseboro , Paul T. Baker

The capture and inspiral of compact stellar masses into massive black holes is an important source of low-frequency gravitational waves (with frequencies of ~1-100mHz), such as those that might be detected by the planned Laser…

天体物理学 · 物理学 2010-11-11 Jonathan R Gair , Daniel J Kennefick , Shane L Larson

The problem of gravitational wave parameter estimation and source localization is crucial in gravitational wave astronomy. Gravitational waves emitted by compact binary coalescences in the sensitivity band of second-generation ground-based…

广义相对论与量子宇宙学 · 物理学 2019-12-11 Hsing-Po Pan , Chun-Yu Lin , Zhoujian Cao , Hwei-Jang Yo

Eccentricity of the inspiraling compact binaries can greatly improve the distance inference and source localization of dark sirens. In this paper, we continue the research for the space-borne atom interferometric gravitational-wave detector…

广义相对论与量子宇宙学 · 物理学 2022-10-19 Tao Yang , Rong-Gen Cai , Hyung Mok Lee

Analytic modeling of gravitational waves from inspiraling eccentric binaries poses an interesting mathematical challenge. When constructing analytic waveforms in the frequency domain, one has to contend with the fact that the phase of the…

广义相对论与量子宇宙学 · 物理学 2023-10-04 Nicholas Loutrel

Third-generation gravitational wave detectors such as Einstein Telescope and Cosmic Explorer will have significantly better sensitivities than current detectors, as well as a wider frequency bandwidth. This will increase the number and…

广义相对论与量子宇宙学 · 物理学 2025-10-22 Tomasz Baka , Harsh Narola , Justin Janquart , Anuradha Samajdar , Tim Dietrich , Chris Van Den Broeck

A space-based interferometer such as eLISA could observe few to few thousands progenitors of black hole binaries (BHBs) similar to those recently detected by Advanced LIGO. Gravitational radiation circularizes the orbit during inspiral, but…

高能天体物理现象 · 物理学 2017-01-11 Atsushi Nishizawa , Alberto Sesana , Emanuele Berti , Antoine Klein

Given the absence of observations of black hole binaries, it is critical that the full range of accessible parameter space be explored in anticipation of future observation with gravitational wave detectors. To this end, we compile the…

广义相对论与量子宇宙学 · 物理学 2011-07-29 Janna Levin , Sean T. McWilliams , Hugo Contreras

We study parameter estimation of supermassive black hole binary systems in the final stage of inspiral using the full post-Newtonian gravitational waveforms. We restrict our analysis to systems in circular orbit with negligible spins, in…

广义相对论与量子宇宙学 · 物理学 2008-11-26 Miquel Trias , Alicia M. Sintes

We analyze a new numerical relativity dataset of spinning but nonprecessing binary black holes on eccentric orbits, with eccentricities from approximately $0.1$ to $0.5$, with dimensionless spins up to $0.75$ included at mass ratios…

We estimate the expected event rate of gravitational wave signals from mergers of supermassive black holes that could be resolved by a space-based interferometer, such as the Evolved Laser Interferometer Space Antenna (eLISA), utilising the…

This document introduces the exciting and fundamentally new science and astronomy that the European New Gravitational Wave Observatory (NGO) mission (derived from the previous LISA proposal) will deliver. The mission (which we will refer to…

Third Generation ground based Gravitational Wave Interferometers, like the Einstein Telescope (ET), Cosmic Explorer (CE), and the Laser Interferometer Space Antenna (LISA) will detectcoalescing binary black holes over a wide mass spectrum…