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Related papers: Can we Detect Intermediate Mass Ratio Inspirals?

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Extreme mass ratio inspirals (EMRIs) occur when stellar-mass compact objects begin a gravitational wave (GW) driven inspiral into massive black holes. EMRI waveforms can precisely map the surrounding spacetime, making them a key target for…

Astrophysics of Galaxies · Physics 2023-04-27 Ismail Qunbar , Nicholas C. Stone

It is known that massive black holes (MBHs) of $10^{5-7}\,M_\odot$ could capture small compact objects to form extreme-mass-ratio inspirals (EMRIs). Such systems emit gravitational waves (GWs) in the band of the Laser Interferometer Space…

General Relativity and Quantum Cosmology · Physics 2019-03-29 Wen-Biao Han , Xian Chen

The inspiral of a stellar-mass compact object into a massive ($\sim 10^{4}$-$10^{7} M_{\odot}$) black hole produces an intricate gravitational-wave signal. Due to the extreme-mass ratios involved, these systems complete $\sim…

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 inspiral of stellar compact objects into massive black holes, usually known as extreme-mass-ratio inspirals (EMRIs), is one of the most important sources of gravitational-waves for the future Laser Interferometer Space Antenna (LISA).…

General Relativity and Quantum Cosmology · Physics 2010-01-28 Carlos F. Sopuerta , Nicolas Yunes

The Laser Interferometer Space Antenna (LISA) is a planned space-based observatory designed to detect gravitational waves (GWs) within the millihertz frequency range. LISA is anticipated to observe the inspiral of compact objects into black…

General Relativity and Quantum Cosmology · Physics 2025-05-26 Stefan H. Strub , Lorenzo Speri , Domenico Giardini

Gravitational waves from coalescences of neutron stars or stellar-mass black holes into intermediate-mass black holes (IMBHs) of $\gtrsim 100$ solar masses represent one of the exciting possible sources for advanced gravitational-wave…

High Energy Astrophysical Phenomena · Physics 2016-06-06 Carl-Johan Haster , Zhilu Wang , Christopher P. L. Berry , Simon Stevenson , John Veitch , Ilya Mandel

Extreme mass ratio inspirals, in which a stellar-mass object merges with a supermassive black hole, are prime sources for space-based gravitational wave detectors because they will facilitate tests of strong gravity and probe the spacetime…

Astrophysics of Galaxies · Physics 2011-02-22 Nicolas Yunes , M. Coleman Miller , Jonathan Thornburg

Gravitational waves from inspiraling sub-solar mass compact objects would provide almost definitive evidence for the existence of primordial black holes. In this chapter, we explain why these exotic objects are interesting candidates for…

General Relativity and Quantum Cosmology · Physics 2025-05-05 Andrew L. Miller

The detection of gravitational waves from the inspiral of a neutron star or stellar-mass black hole into an intermediate-mass black hole (IMBH) promises an entirely new look at strong-field gravitational physics. Gravitational waves from…

High Energy Astrophysical Phenomena · Physics 2012-05-29 Carl L. Rodriguez , Ilya Mandel , Jonathan R. Gair

Extreme mass ratio inspirals (EMRIs), where a small compact object inspiralls onto a supermassive black hole, are excellent sources for the space-based laser interferometer gravitational wave (GW) detectors. The presence of dark matter…

General Relativity and Quantum Cosmology · Physics 2024-01-10 Chao Zhang , Guoyang Fu , Ning Dai

The capture of compact stellar remnants by galactic black holes provides a unique laboratory for exploring the near horizon geometry of the Kerr spacetime, or possible departures from general relativity if the central cores prove not to be…

General Relativity and Quantum Cosmology · Physics 2011-04-22 N. J. Cornish

An intermediate mass black hole (IMBH) may have a dark matter (DM) mini-halo around it and develop a spiky structure within less than a parsec from the IMBH. When a stellar mass object is captured by the mini-halo, it eventually infalls…

General Relativity and Quantum Cosmology · Physics 2013-06-03 Kazunari Eda , Yousuke Itoh , Sachiko Kuroyanagi , Joseph Silk

A galaxy halo may contain a large number of intermediate mass black holes (IMBHs) with masses in the range of 10^{2-6} solar mass. We propose to directly detect these IMBHs by observing multiply imaged QSO-galaxy or galaxy-galaxy strong…

Cosmology and Nongalactic Astrophysics · Physics 2014-09-08 Kaiki Taro Inoue , Valery Rashkov , Joseph Silk , Piero Madau

Intermediate-mass black holes are the missing link that connects stellar-mass to supermassive black holes and are key to understanding galaxy evolution. Gravitational waves, like photons, can be lensed, leading to discernable effects such…

General Relativity and Quantum Cosmology · Physics 2018-11-27 Kwun-Hang Lai , Otto A. Hannuksela , Antonio Herrera-Martín , Jose M. Diego , Tom Broadhurst , Tjonnie G. F. Li

We estimated the sensitivity of the upcoming advanced, ground-based gravitational-wave observatories (the upgraded LIGO and Virgo and the KAGRA interferometers) to coalescing intermediate mass black hole binaries (IMBHB). We added waveforms…

General Relativity and Quantum Cosmology · Physics 2014-09-17 G. Mazzolo , F. Salemi , M. Drago , V. Necula , C. Pankow , G. A. Prodi , V. Re , V. Tiwari , G. Vedovato , I. Yakushin , S. Klimenko

Gravitational waves (GWs) can be produced if a stellar compact object, such as a black hole (BH) or neutron star, inspirals into an intermediate-massive black hole (IMBH) of $(10^3 \sim 10^5)\,M_\odot$. Such a system may be produced in the…

General Relativity and Quantum Cosmology · Physics 2019-04-02 Xiao-Jun Yue , Wen-Biao Han , Xian Chen

A compact object with a mass $\mathcal{O}(1 \sim 1000) M_{\odot}$, such as a black hole of stellar or primordial origin or a neutron star, and a much lighter exotic compact object with a subsolar mass could form a non-standard mini extreme…

Instrumentation and Methods for Astrophysics · Physics 2022-05-24 Huai-Ke Guo , Andrew Miller

The inspirals of stellar-mass mass compact objects into massive black holes in the centres of galaxies are one of the most important sources of gravitational radiation for space-based detectors like LISA or eLISA. These extreme-mass-ratio…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-11 Pau Amaro-Seoane , Jonathan R. Gair , Adam Pound , Scott A. Hughes , Carlos F. Sopuerta

The gravitational capture of a stellar-mass compact object (CO) by a supermassive black hole is a unique probe of gravity in the strong field regime. Because of the large mass ratio, we call these sources extreme-mass ratio inspirals…

General Relativity and Quantum Cosmology · Physics 2023-04-19 Pau Amaro-Seoane