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相关论文: Gravitational waves from eccentric extreme mass-ra…

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We examine extreme mass ratio inspirals (EMRIs), where a charged compact object spirals into a supermassive black hole, in modified gravity theories with additional scalar or vector fields. Using the Teukolsky and generalized…

广义相对论与量子宇宙学 · 物理学 2024-11-25 Chao Zhang , Yungui Gong

Extreme mass-ratio inspirals (EMRIs), consisting of a stellar-mass black hole orbiting a supermassive black hole, are among the primary targets for future space-based gravitational wave detectors. By analyzing the emitted gravitational wave…

广义相对论与量子宇宙学 · 物理学 2025-06-24 Li Huang

We examine extreme mass-ratio inspirals (EMRIs) as probes of beyond-vacuum general relativistic effects, accounting for both astrophysical environments and scalar Gauss-Bonnet (sGB) gravity. In beyond-vacuum scenarios, the evolution of an…

广义相对论与量子宇宙学 · 物理学 2026-01-08 Tieguang Zi , Mostafizur Rahman , Shailesh Kumar

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

We study eccentric extreme-mass-ratio inspirals (EMRIs) into scalar clouds formed through superradiant instabilities, within a fully relativistic perturbative framework. While previous relativistic analyses were limited to circular motion,…

广义相对论与量子宇宙学 · 物理学 2026-05-06 Qi-Xuan Xu , Richard Brito , Riccardo Della Monica , Rodrigo Vicente , Chen Yuan

A stellar-mass compact object spiraling into a supermassive black hole, an extreme-mass-ratio inspiral (EMRI), is one of the targets of future gravitational-wave detectors and it offers a unique opportunity to test General Relativity (GR)…

广义相对论与量子宇宙学 · 物理学 2012-08-07 Nicolas Yunes , Paolo Pani , Vitor Cardoso

Studies regarding extra-dimensions have been of great interest in modern theoretical physics, including their observational consequences from future gravitational wave (GW) observatories. In this direction, extreme-mass-ratio inspirals…

广义相对论与量子宇宙学 · 物理学 2025-07-17 Shailesh Kumar , Tieguang Zi , Arpan Bhattacharyya

An Extreme Mass Ratio Inspiral (EMRI), which corresponds to a small compact object inspirals around a massive black hole in the center of a galaxy, is one of the most important sources for future space-borne gravitational-wave (GW)…

广义相对论与量子宇宙学 · 物理学 2025-09-25 Yi-Xiang Wei , Xian-Long Zhu , Jian-dong Zhang , Jianwei Mei

We study Extreme Mass Ratio Inspirals (EMRIs), during which a small body spirals into a supermassive black hole, in gravity theories with additional scalar fields. We first argue that no-hair theorems and the properties of known theories…

广义相对论与量子宇宙学 · 物理学 2022-03-14 Andrea Maselli , Nicola Franchini , Leonardo Gualtieri , Thomas P. Sotiriou

Extreme mass ratio inspirals (EMRIs), as a core target for future space-based gravitational wave detection, offer crucial observational grounds for testing strong-field gravitational theories and classifying black holes through their…

广义相对论与量子宇宙学 · 物理学 2026-03-10 Xiuqin He , Zhaoyi Xu , Meirong Tang

We study extreme mass ratio inspirals occurring in modified gravity, for which the system is modeled by a small compact object with scalar charge spiraling into a supermassive Kerr black hole. Besides the tensorial gravitational waves…

广义相对论与量子宇宙学 · 物理学 2022-07-28 Hong Guo , Yunqi Liu , Chao Zhang , Yungui Gong , Wei-Liang Qian , Rui-Hong Yue

We compute the gravitational wave signal from eccentric extreme-mass-ratio inspirals (EMRIs) embedded within beyond-vacuum environments, where the secondary object carries a scalar charge and evolves in the presence of both an accretion…

广义相对论与量子宇宙学 · 物理学 2026-03-04 Tieguang Zi , Chang-Qing Ye

The low-energy effective action of String Theory introduces corrections to the dilaton-graviton sector, resulting in deformed black holes beyond general relativity. We analyze extreme mass-ratio inspiral systems (EMRIs), where a…

广义相对论与量子宇宙学 · 物理学 2024-08-29 Chao Zhang , Guoyang Fu , Yungui Gong

More recently, Fernandes \cite{Fernandes:2023vux} discovered analytic stationary and axially-symmetric black hole solutions within semiclassical gravity, driven by the trace anomaly. The study unveils some distinctive features of these…

广义相对论与量子宇宙学 · 物理学 2023-11-30 Tieguang Zi , Peng-Cheng Li

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

Extreme mass-ratio inspirals (EMRIs) are among the key targets for future space-based gravitational wave detectors. The gravitational waveforms emitted by EMRIs are highly sensitive to the orbital dynamics of the small compact object, which…

广义相对论与量子宇宙学 · 物理学 2025-10-08 Soroush Zare , Tao Zhu , Luis M. Nieto , Shuo Lu , Hassan Hassanabadi

We study the evolution of eccentric, equatorial extreme-mass-ratio inspirals (EMRIs) immersed in the accretion disks of active galactic nuclei. We find that single gravitational-wave observations from these systems could provide…

广义相对论与量子宇宙学 · 物理学 2025-01-30 Francisco Duque , Shubham Kejriwal , Laura Sberna , Lorenzo Speri , Jonathan Gair

In this work, we study the dynamics of an extreme mass-ratio inspiral (EMRI) embedded within a scalar cloud populated around the massive black hole. This cloud may be generated through the black hole superradiant process if the wavelength…

广义相对论与量子宇宙学 · 物理学 2025-07-08 Dongjun Li , Colin Weller , Patrick Bourg , Michael LaHaye , Nicolás Yunes , Huan Yang

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…

Extreme mass ratio inspirals (EMRIs), where a compact object orbits a massive black hole, are a key source of gravitational waves for the future Laser Interferometer Space Antenna (LISA). Due to their small mass ratio, ($\epsilon \sim…

广义相对论与量子宇宙学 · 物理学 2024-10-22 Philip Lynch , Vojtěch Witzany , Maarten van de Meent , Niels Warburton
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