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相关论文: Pre-merger localization of eccentric compact binar…

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The early and precise localization of gravitational waves (GWs) is pivotal in detecting their electromagnetic (EM) counterparts, especially for binary neutron stars (BNS) and neutron star-black hole binaries (NSBH). In this letter, we…

广义相对论与量子宇宙学 · 物理学 2024-05-15 Tao Yang , Rong-Gen Cai , Zhoujian Cao , Hyung Mok Lee

We present the prospects for the pre-merger detection and localization of binary neutron star mergers with third generation gravitational-wave observatories. We consider a wide variety of gravitational-wave networks which may be operating…

高能天体物理现象 · 物理学 2021-09-07 Alexander H. Nitz , Tito Dal Canton

Early detection and localization of gravitational waves (GWs) are essential for identifying electromagnetic (EM) counterparts, playing a key role in multi-messenger astronomy. However, second-generation (2G) ground-based detectors are most…

广义相对论与量子宇宙学 · 物理学 2026-05-01 Tao Yang , Rong-Gen Cai , Zhoujian Cao , Hyung Mok Lee

Since gravitational and electromagnetic waves from a compact binary coalescence carry independent information about the source, the joint observation is important for understanding the physical mechanisms of the emissions. Rapid detection…

广义相对论与量子宇宙学 · 物理学 2022-05-09 Takuya Tsutsui , Atsushi Nishizawa , Soichiro Morisaki

Pre-merger localization of binary neutron stars (BNSs) is one of the most important scientific goals for the third generation (3G) gravitational wave (GW) detectors. It will enable the electromagnetic observation of the whole process of BNS…

广义相对论与量子宇宙学 · 物理学 2024-01-02 Qian Hu , John Veitch

We present the prospects for the early (pre-merger) detection and localization of compact-binary coalescences using gravitational waves over the next 10 years. Early warning can enable the direct observation of the prompt and early…

高能天体物理现象 · 物理学 2020-10-20 Alexander H. Nitz , Marlin Schäfer , Tito Dal Canton

A crucial component to maximizing the science gain from the multi-messenger follow-up of gravitational-wave (GW) signals from compact binary mergers is the prompt discovery of the electromagnetic counterpart. Ideally, the GW detection and…

高能天体物理现象 · 物理学 2020-08-06 Shasvath J. Kapadia , Mukesh Kumar Singh , Md Arif Shaikh , Deep Chatterjee , Parameswaran Ajith

We present the first application of deep learning forecasting for binary neutron stars, neutron star - black hole systems, and binary black hole mergers that span an eccentricity range e <= 0.9. We train neural networks that describe these…

广义相对论与量子宇宙学 · 物理学 2021-10-19 Wei Wei , E. A. Huerta , Mengshen Yun , Nicholas Loutrel , Md Arif Shaikh , Prayush Kumar , Roland Haas , Volodymyr Kindratenko

Rapid localization of gravitational-wave events is important for the success of the multi-messenger observations. The forthcoming improvements and constructions of gravitational-wave detectors will enable detecting and localizing…

广义相对论与量子宇宙学 · 物理学 2021-09-15 Takuya Tsutsui , Atsushi Nishizawa , Soichiro Morisaki

A gravitational-wave (GW) early-warning of a compact-binary coalescence event, with a sufficiently tight localisation skymap, would allow telescopes to point in the direction of the potential electromagnetic counterpart before its onset.…

高能天体物理现象 · 物理学 2021-02-25 Mukesh Kumar Singh , Shasvath J. Kapadia , Md Arif Shaikh , Deep Chatterjee , Parameswaran Ajith

We demonstrate that the orbital eccentricity in compact binary mergers can be used to improve their sky localization using gravitational wave observations. Existing algorithms that conduct the localizations are not optimized for eccentric…

广义相对论与量子宇宙学 · 物理学 2026-02-10 Souradeep Pal

The observation of gravitational wave signals from binary black hole mergers has established the field of gravitational wave astronomy. It is expected that future networks of gravitational wave detectors will possess great potential in…

广义相对论与量子宇宙学 · 物理学 2018-06-06 Joseph Mills , Vaibhav Tiwari , Stephen Fairhurst

The gravitational waveform of merging binary neutron stars encodes information about extreme states of matter. Probing these gravitational emissions requires the gravitational-wave detectors to have high sensitivity above 1 kHz. Fortunately…

广义相对论与量子宇宙学 · 物理学 2018-09-12 Haixing Miao , Huan Yang , Denis Martynov

Gravitational wave source localization problem is important in gravitational wave astronomy. Regarding ground-based detector, almost all of the previous investigations only considered the difference of arrival time among the detector…

广义相对论与量子宇宙学 · 物理学 2017-11-22 Sizheng Ma , Zhoujian Cao , Chun-Yu Lin , Hsing-Po Pan , Hwei-Jang Yo

The pre-merger (early-warning) gravitational-wave (GW) detection and localization of a compact binary merger would enable astronomers to capture potential electromagnetic (EM) emissions around the time of the merger, thus shedding light on…

高能天体物理现象 · 物理学 2022-04-06 Mukesh Kumar Singh , Divyajyoti , Shasvath J. Kapadia , Md Arif Shaikh , Parameswaran Ajith

Rapid detection of compact binary coalescence (CBC) with a network of advanced gravitational-wave detectors will offer a unique opportunity for multi-messenger astronomy. Prompt detection alerts for the astronomical community might make it…

For third generation gravitational wave detectors, such as the Einstein Telescope, gravitational wave signals from binary neutron stars can last up to a few days before the neutron stars merge. To estimate the measurement uncertainties of…

高能天体物理现象 · 物理学 2018-07-04 Man Leong Chan , Chris Messenger , Ik Siong Heng , Martin Hendry

We explore the potential for detecting rotational instabilities in the post-merger phase of binary neutron star mergers using different network configurations of upgraded and next-generation gravitational wave detectors. Our study employs…

广义相对论与量子宇宙学 · 物理学 2026-05-05 Argyro Sasli , Nikolaos Karnesis , Nikolaos Stergioulas

Next-generation gravitational-wave detectors will provide unprecedented sensitivity to inspiraling binary neutron stars and black holes, enabling detections at the peak of star formation and beyond. However, the signals from these systems…

天体物理仪器与方法 · 物理学 2024-02-22 Andrew L. Miller , Neha Singh , Cristiano Palomba

Coalescing compact binaries have been pointed out as the most promising source of gravitational waves for kilometer-size interferometers such as LIGO. Gravitational wave signals are extracted from the noise in the detectors by matched…

广义相对论与量子宇宙学 · 物理学 2009-10-31 Karl Martel
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