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To investigate the imprint on the gravitational-wave emission from extreme mass-ratio inspirals in non-pure Kerr spacetimes, we have studied the ``kludge'' waveforms generated in highly-accurate, numerically-generated spacetimes containing…

广义相对论与量子宇宙学 · 物理学 2008-11-26 Enrico Barausse , Luciano Rezzolla , David Petroff , Marcus Ansorg

We analyze a rotating regular black hole spacetime with an asymptotically Minkowski core, focusing on extreme mass-ratio inspiral (EMRIs) where a stellar-mass object inspirals a supermassive black hole under consideration. Such spacetimes…

广义相对论与量子宇宙学 · 物理学 2025-10-01 Shailesh Kumar , Tieguang Zi

The detection of gravitational waves from Extreme mass Ratio Inspirals (EMRIs) by the future space-based gravitational-wave detectors demands the generation of accurate enough waveform templates. Since the spin of the smaller secondary body…

广义相对论与量子宇宙学 · 物理学 2022-04-21 Viktor Skoupý , Georgios Lukes-Gerakopoulos

The extreme-mass-ratio inspirals (EMRIs) are emerging as precision laboratories for testing the gravity beyond general relativity. In this work, we investigate the Lorentz symmetry breaking (LSB) effect induced by the Kalb-Ramond (KR) field…

广义相对论与量子宇宙学 · 物理学 2025-09-23 Zhong-Wu Xia , Huajie Gong , Qiyuan Pan , Jiliang Jing

Extreme mass-ratio inspirals (EMRIs), namely binary systems composed of a massive black hole and a compact stellar-mass object, are anticipated to be among the gravitational wave (GW) sources detected by the Laser Interferometer Space…

宇宙学与河外天体物理 · 物理学 2025-02-23 Chang Liu , Danny Laghi , Nicola Tamanini

Gravitational waves emitted during intermediate-mass-ratio inspirals (IMRIs) of intermediate-mass black holes (IMBHs) into supermassive black holes could represent a very interesting source for LISA. Similarly, IMRIs of stellar-mass compact…

广义相对论与量子宇宙学 · 物理学 2009-11-13 Ilya Mandel , Jonathan R. Gair

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…

天体物理仪器与方法 · 物理学 2026-03-06 Jia-Hao Zhong , Jin-Zhao Yang , Tao Yang , Xu-Heng Ding , Xi-Long Fan , Kai Liao , Bei You

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.…

广义相对论与量子宇宙学 · 物理学 2009-11-11 Linqing Wen , Jonathan R Gair

Extreme mass-ratio inspirals, a target source for the space-based gravitational wave detector LISA, are a sensitive probe of fundamental scalar fields coupled to gravity. We assess the capability of LISA to detect whether the secondary…

广义相对论与量子宇宙学 · 物理学 2024-01-19 Matteo Della Rocca , Susanna Barsanti , Leonardo Gualtieri , Andrea Maselli

The detection of the gravitational waves emitted in the capture process of a compact object by a massive black hole is known as an extreme-mass ratio inspiral (EMRI) and represents a unique probe of gravity in the strong regime and is one…

星系天体物理 · 物理学 2019-07-03 Pau Amaro-Seoane

In this work we analyze some judiciously chosen solutions of Kerr Black Holes with Scalar Hair (KBHsSH) of special interest for Gravitational Wave (GW) events originated from Extreme Mass Ratio Inspirals (EMRIs). Because of the off-center…

广义相对论与量子宇宙学 · 物理学 2022-02-21 Lucas G. Collodel , Daniela D. Doneva , Stoytcho S. Yazadjiev

Observations of binary inspirals with LISA will allow us to place bounds on alternative theories of gravity and to study the merger history of massive black holes (MBH). These possibilities rely on LISA's parameter estimation accuracy. We…

广义相对论与量子宇宙学 · 物理学 2009-11-11 Emanuele Berti , Alessandra Buonanno , Clifford M. Will

For a successful detection of gravitational waves by LISA, it is essential to construct theoretical waveforms in a reliable manner. We discuss gravitational waves from an extreme mass ratio binary system which is expected to be a promising…

广义相对论与量子宇宙学 · 物理学 2010-11-26 Yasushi Mino

Extreme mass ratio inspirals (EMRIs) are excellent sources for space-based observatories to explore the properties of black holes and test no-hair theorems. We consider EMRIs with a charged compact object inspiralling onto a Kerr black hole…

广义相对论与量子宇宙学 · 物理学 2023-06-29 Chao Zhang , Hong Guo , Yungui Gong , Bin Wang

The Laser Interferometer Space Antenna (LISA) will open the mHz frequency window of the gravitational wave (GW) landscape. Among all the new GW sources expected to emit in this frequency band, extreme mass-ratio inspirals (EMRIs) constitute…

宇宙学与河外天体物理 · 物理学 2021-11-03 Danny Laghi , Nicola Tamanini , Walter Del Pozzo , Alberto Sesana , Jonathan Gair , Stanislav Babak , David Izquierdo-Villalba

We estimate the accuracy in the measurement of the tidal Love number of a supermassive compact object through the detection of an extreme mass ratio inspiral~(EMRI) by the future LISA mission. A nonzero Love number would be a smoking gun…

广义相对论与量子宇宙学 · 物理学 2023-02-01 Gabriel Andres Piovano , Andrea Maselli , Paolo Pani

The gravitational waves (GW) emitted during the coalescence of supermassive black holes (SMBHs) in the mass range 10^4-10^7 M_sun will be detectable out to high redshifts with LISA. We calculate the size and orientation of the…

天体物理学 · 物理学 2009-11-11 B. Kocsis , Z. Frei , Z. Haiman , K. Menou

Future space-based laser interferometry experiments such as LISA are expected to detect $\cal O$(100--1000) stellar-mass compact objects (e.g., black holes, neutron stars) falling into massive black holes in the centers of galaxies, the…

宇宙学与河外天体物理 · 物理学 2020-11-25 Otto A. Hannuksela , Kenny C. Y. Ng , Tjonnie G. F. Li

Within a generally covariant Hamiltonian framework of loop quantum gravity (LQG), two black hole models parameterized by a quantum correction $\zeta$ have recently been constructed. Using extreme mass-ratio inspirals (EMRIs) as…

广义相对论与量子宇宙学 · 物理学 2026-02-10 Ruo-Ting Chen , Guoyang Fu , Dan Zhang , Jian-Pin Wu

Extreme mass-ratio inspirals~(EMRIs) detectable by the Laser Inteferometric Space Antenna~(LISA) are unique probes of astrophysics and fundamental physics. Parameter estimation for these sources is challenging, especially because the…

广义相对论与量子宇宙学 · 物理学 2021-12-15 Gabriel Andres Piovano , Richard Brito , Andrea Maselli , Paolo Pani