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We investigate the potential of using gravitational wave (GW) signals from rotating core-collapse supernovae to probe the equation of state (EOS) of nuclear matter. By generating GW signals from simulations with various EOSs, we train…

Given the multi-frequency nature of relativistic orbits, transient orbital resonances are expected to be ubiquitous during an extreme-mass-ratio inspiral (EMRI). At a resonance, the orbital dynamics is modified in a nontrivial way,…

广义相对论与量子宇宙学 · 物理学 2026-04-30 Edoardo Levati , Alejandro Cárdenas-Avendaño

The anticipated enhancements in detector sensitivity and the corresponding increase in the number of gravitational wave detections will make it possible to estimate parameters of compact binaries with greater accuracy assuming general…

广义相对论与量子宇宙学 · 物理学 2021-12-30 Neev Khera , Abhay Ashtekar , Badri Krishnan

Extreme-Mass-Ratio Inspirals (EMRIs) are one of the main sources of gravitational waves expected in the low-frequency band, where space-based detectors like Laser Interferometer Space Antenna (LISA) will operate. The large number of…

广义相对论与量子宇宙学 · 物理学 2026-04-10 Pablo F. Muguruza , Carlos F. Sopuerta

Gravitational waves have been shown to provide new constraints on gravitational theories beyond general relativity (GR), especially in the strong field regime. Gravitational wave signals from galactic double white dwarfs, expected to be…

广义相对论与量子宇宙学 · 物理学 2024-09-27 Shu Yan Lau , Kent Yagi , Phil Arras

The coalescences of stellar-mass black-hole binaries through their inspiral, merger, and ringdown are among the most promising sources for ground-based gravitational-wave (GW) detectors. If a GW signal is observed with sufficient…

With the increasing sensitivity of gravitational-wave detectors, we expect to observe multiple binary neutron-star systems through gravitational waves in the near future. The combined analysis of these gravitational-wave signals offers the…

高能天体物理现象 · 物理学 2022-03-11 Nina Kunert , Peter T. H. Pang , Ingo Tews , Michael W. Coughlin , Tim Dietrich

Extreme mass ratio inspirals (EMRIs) are among the primary targets for the Laser Interferometer Space Antenna (LISA). The extreme mass ratios of these systems result in relatively weak GW signals, that can be individually resolved only for…

星系天体物理 · 物理学 2023-02-15 Federico Pozzoli , Stanislav Babak , Alberto Sesana , Matteo Bonetti , Nikolaos Karnesis

The future space-based gravitational wave observatories are expected to provide unprecedented opportunities to explore intricate characteristics of black hole binaries, particularly for extreme mass-ratio inspirals (EMRIs), in which a…

广义相对论与量子宇宙学 · 物理学 2026-02-24 Tieguang Zi , Shailesh Kumar

Extreme mass-ratio inspirals (EMRIs) are among the most powerful probes of strong-field gravity and of the environments surrounding supermassive compact objects. Motivated by the expected presence of dark matter near galactic centers, we…

广义相对论与量子宇宙学 · 物理学 2026-02-24 Mustapha Azreg-Aïnou , Mubasher Jamil , Emmanuel N. Saridakis

This work investigates the impact of streams of transient, non-Gaussian noise artifacts or "glitches" on the parameter estimation of extreme mass ratio inspirals (EMRI) in the Laser Interferometer Space Antenna (LISA). Glitches cause biased…

广义相对论与量子宇宙学 · 物理学 2026-05-21 Amin Boumerdassi , Matthew C. Edwards , Avi Vajpeyi , Ollie Burke

Mini-extreme-mass-ratio inspirals (mini-EMRIs), composed of a stellar-mass compact object and a much lighter companion, are promising sources of continuous gravitational waves in the frequency band of ground-based interferometers such as…

广义相对论与量子宇宙学 · 物理学 2025-12-29 Zi-Xuan Wang , Gong Cheng , Ju Chen , Huai-Ke Guo , Andrew L. Miller

The fundamental process of detecting and examining the polarization modes of gravitational waves plays a pivotal role in enhancing our grasp on the precise mechanisms behind their generation. A thorough investigation is essential for…

广义相对论与量子宇宙学 · 物理学 2024-10-16 Shailesh Kumar , Rishabh Kumar Singh , Abhishek Chowdhuri , Arpan Bhattacharyya

General relativity (GR) has been extensively tested in the solar system and in binary pulsars, but never in the strong-field, dynamical regime. Soon, gravitational-wave (GW) detectors like Advanced LIGO and eLISA will be able to probe this…

广义相对论与量子宇宙学 · 物理学 2015-06-11 Ryan N. Lang

Extreme Mass Ratio Inspirals (EMRIs) are one of the key sources for future space-based gravitational wave interferometers. Measurements of EMRI gravitational waves are expected to determine the characteristics of their sources with…

Even if Einstein's General Relativity achieved a great success and overcame lots of experimental tests, it also showed some shortcomings and flaws which today advise theorists to ask if it is the definitive theory of gravity. In this letter…

广义相对论与量子宇宙学 · 物理学 2009-02-16 Christian Corda

Gravitational waves from binary black hole (BBH) mergers allow us to test general relativity in the strong-field, high-curvature regime. However, existing gravitational wave-based tests have so far assumed non-eccentric signal sources,…

广义相对论与量子宇宙学 · 物理学 2025-11-26 Danilo Chiaramello , Nicolò Cibrario , Jacob Lange , Koustav Chandra , Rossella Gamba , Raffaella Bonino , Alessandro Nagar

Parameterised models that predict the gravitational-wave (GW) signal from merging black holes are used to extract source properties from GW observations. The majority of research in this area has focused on developing methods capable of…

广义相对论与量子宇宙学 · 物理学 2024-09-09 Sebastian Khan

Detecting individual extreme-mass-ratio inspirals (EMRIs) is a major science goal of future space-based gravitational wave observatories such as Laser Interferometer Space Antenna (LISA) and TianQin. However, matched-filtering can be…

宇宙学与河外天体物理 · 物理学 2025-06-24 Lingyuan Ji , Liang Dai

The detection of gravitational waves from extreme-mass-ratio inspirals with upcoming space-borne detectors will allow for unprecedented tests of general relativity in the strong-field regime. Aside from assessing whether black holes are…

广义相对论与量子宇宙学 · 物理学 2021-09-08 Kyriakos Destounis , Kostas D. Kokkotas