English
Related papers

Related papers: Archival Inference for Eccentric Stellar-Mass Bina…

200 papers

The measurement of eccentricity would provide strong constraints on the formation channel of stellar-mass binary black holes. However, current ground-based gravitational wave detectors will, in most cases, not be able to measure…

High Energy Astrophysical Phenomena · Physics 2024-06-13 Han Wang , Ian Harry , Alexander Nitz , Yi-Ming Hu

Dipole-radiation-like deviations from general relativity are most prominent during the early inspiral of compact binaries, making space-ground multiband observations a potential probe of such effects. In the same regime, orbital…

General Relativity and Quantum Cosmology · Physics 2026-05-01 Han Wang , Lijing Shao

Stellar-mass binary black holes will sweep through the frequency band of the Laser Interferometer Space Antenna (LISA) for months to years before appearing in the audio-band of ground-based gravitational-wave detectors. One can expect…

General Relativity and Quantum Cosmology · Physics 2021-02-03 Becca Ewing , Surabhi Sachdev , Ssohrab Borhanian , B. S. Sathyaprakash

Many gravitational wave (GW) sources in the LISA band are expected to have non-negligible eccentricity. Furthermore, many of them can undergo acceleration because they reside in the presence of a tertiary. Here we develop analytical and…

High Energy Astrophysical Phenomena · Physics 2023-02-22 Zeyuan Xuan , Smadar Naoz , Xian Chen

Wide, highly eccentric ($e>0.9$) compact binaries can naturally arise as progenitors of gravitational wave (GW) mergers. These systems are expected to have a significant population in the mHz band (e.g., $\sim 3-45$ detectable stellar-mass…

High Energy Astrophysical Phenomena · Physics 2026-05-28 Zeyuan Xuan , Smadar Naoz , Alvin K. Y. Li , Bence Kocsis , Erik Petigura , Alan M. Knee , Jess McIver , Kyle Kremer , Will M. Farr

Stellar-mass black hole binaries (BHBs) in galactic nuclei are gravitationally perturbed by the central supermassive black hole (SMBH) of the host galaxy, potentially inducing strong eccentricity oscillations through the eccentric…

High Energy Astrophysical Phenomena · Physics 2024-08-21 Alan M. Knee , Jess McIver , Smadar Naoz , Isobel M. Romero-Shaw , Bao-Minh Hoang , Evgeni Grishin

We present a complete pipeline for detecting and characterizing gravitational waves (GWs) produced by the inspiral of stellar-mass binary black holes in data from the Laser Interferometer Space Antenna (LISA). The analysis framework relies…

General Relativity and Quantum Cosmology · Physics 2026-05-25 Diganta Bandopadhyay , Christian E. A. Chapman-Bird , Alberto Vecchio

Stellar-mass black-hole binaries are the most numerous gravitational-wave sources observed to date. Their properties make them suitable for observation both by ground- and space-based detectors. Starting from synthetic catalogues…

High Energy Astrophysical Phenomena · Physics 2025-05-29 R. Buscicchio , J. Torrado , C. Caprini , G. Nardini , N. Karnesis , M. Pieroni , A. Sesana

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

The stochastic gravitational-wave background (SGWB) from eccentric stellar-mass binary black holes (SBBHs) holds crucial clues to their origins. For the first time, we employ a Bayesian framework to assess the detectability and…

General Relativity and Quantum Cosmology · Physics 2025-10-30 Zheng-Cheng Liang , Zhi-Yuan Li , Yi-Ming Hu

Orbital eccentricity is a crucial physical effect to unveil the origin of compact-object binaries detected by ground- and spaced-based gravitational-wave (GW) observatories. Here, we perform for the first time a Bayesian inference study of…

General Relativity and Quantum Cosmology · Physics 2023-09-28 Antoni Ramos-Buades , Alessandra Buonanno , Jonathan Gair

Stellar mass binary black holes of unknown formation mechanism have been observed, motivating new methods for distinguishing distinct black hole populations. This work explores how the orbital eccentricity of stellar mass binary black holes…

General Relativity and Quantum Cosmology · Physics 2024-03-04 Nicholas DePorzio , Lisa Randall , Zhong-Zhi Xianyu

The recent detections of GW150914 and GW151226 imply an abundance of stellar-mass binary-black-hole mergers in the local universe. While ground-based gravitational-wave detectors are limited to observing the final moments before a binary…

Astrophysics of Galaxies · Physics 2016-10-19 Katelyn Breivik , Carl L. Rodriguez , Shane L. Larson , Vassiliki Kalogera , Frederic A. Rasio

Future space-based gravitational wave (GW) observatories such as LISA will detect massive black hole binaries (MBHBs), which are expected to be accompanied by electromagnetic counterparts, thereby providing bright standard sirens for…

Instrumentation and Methods for Astrophysics · Physics 2026-03-06 Jia-Hao Zhong , Jin-Zhao Yang , Tao Yang , Xu-Heng Ding , Xi-Long Fan , Kai Liao , Bei You

The detection of a gravitational capture of a stellar-mass compact object by a massive black hole (MBH) will allow us to test gravity in the strong regime. These sources form via two-body relaxation, by exchanging energy and angular…

High Energy Astrophysical Phenomena · Physics 2018-10-03 Pau Amaro-Seoane

With the discovery of the black hole binary (BBH) coalescence GW150914 the era of gravitational-wave (GW) astronomy has started. It has recently been shown that BBH with masses comparable to or higher than GW150914 would be visible in the…

General Relativity and Quantum Cosmology · Physics 2017-03-02 Salvatore Vitale

Many gravitational wave (GW) sources are expected to have non-negligible eccentricity in the millihertz band. These highly eccentric compact object binaries may commonly serve as a progenitor stage of GW mergers, particularly in dynamical…

High Energy Astrophysical Phenomena · Physics 2026-05-28 Zeyuan Xuan , Smadar Naoz , Bence Kocsis , Erez Michaely

When binary black holes form in the field, it is expected that their orbits typically circularize before coalescence. In galactic nuclei and globular clusters, binary black holes can form dynamically. Recent results suggest that…

High Energy Astrophysical Phenomena · Physics 2018-11-13 Marcus E. Lower , Eric Thrane , Paul D. Lasky , Rory Smith

We present a detailed analysis of the expected signal-to-noise ratios of supermassive black hole binaries on eccentric orbits observed by pulsar timing arrays. We derive several analytical relations that extend the results of Peters and…

General Relativity and Quantum Cosmology · Physics 2015-09-11 E. A. Huerta , Sean T. McWilliams , Jonathan R. Gair , Stephen R. Taylor

Eccentricity has emerged as a potentially useful tool for helping to identify the origin of black hole mergers. However, owing to the large number of harmonics required to compute the amplitude of an eccentric signal, eccentric templates…

High Energy Astrophysical Phenomena · Physics 2022-01-26 Lisa Randall , Alexandra Shelest , Zhong-Zhi Xianyu
‹ Prev 1 2 3 10 Next ›