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相关论文: Binary Neutron Star Mergers and Third Generation D…

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Using data from 289 numerical relativity simulations of merging binary neutron stars, we identify, for the first time, a robust quasi-universal relation connecting the postmerger peak gravitational-wave frequency and the value of the…

广义相对论与量子宇宙学 · 物理学 2022-05-04 Matteo Breschi , Sebastiano Bernuzzi , Daniel Godzieba , Albino Perego , David Radice

As technology has improved, binary neutron star systems have been observed more frequently, in fact, the first gravitational wave to have an electromagnetic counterpart originated from the merger of two neutron stars (GW170817). Detecting…

天体物理仪器与方法 · 物理学 2022-11-18 Jeshwanth Mohan

Precise measurement of stellar properties through the observation of continuous gravitational waves from spinning non-axisymmetric neutron stars can shed light onto new physics beyond terrestrial laboratories. Although hitherto undetected,…

广义相对论与量子宇宙学 · 物理学 2024-01-09 Yuhan Hua , Karl Wette , Susan M. Scott , Matthew D. Pitkin

Gravitational wave signals from compact binary coalescences offer a powerful and reliable probe of General Relativity. To date, the LIGO-Virgo-KAGRA collaboration has provided stringent consistency tests of General Relativity predictions.…

广义相对论与量子宇宙学 · 物理学 2025-11-12 Andrea Begnoni , Walter Del Pozzo , Matteo Pegorin , Joachim Pomper , Angelo Ricciardone

We investigate the ability of current and third-generation gravitational wave (GW) detectors to determine the delay time distribution (DTD) of binary neutron stars (BNS) through a direct measurement of the BNS merger rate as a function of…

The next generation of ground-based interferometric gravitational wave detectors will observe mergers of black holes and neutron stars throughout cosmic time. A large number of the binary neutron star merger events will be observed with…

高能天体物理现象 · 物理学 2024-02-08 Ananya Bandopadhyay , Keisi Kacanja , Rahul Somasundaram , Alexander H. Nitz , Duncan A. Brown

We present a search for gravitational waves from merging binary neutron stars which have non-negligible eccentricity as they enter the LIGO observing band. We use the public Advanced LIGO data which covers the period from 2015 through 2017…

高能天体物理现象 · 物理学 2020-03-24 Alexander H. Nitz , Amber Lenon , Duncan A. Brown

Combined gravitational-wave (GW) and electromagnetic (EM) observations of compact binary mergers should enable detailed studies of astrophysical processes in the strong-field gravity regime. Networks of GW interferometers have poor angular…

高能天体物理现象 · 物理学 2015-06-11 Samaya Nissanke , Mansi Kasliwal , Alexandra Georgieva

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 Einstein Telescope (ET) is going to bring a revolution for the future of multi-messenger astrophysics. In order to detect the counterparts of binary neutron star (BNS) mergers at high redshift, the high-energy observations will play a…

Tidal effects in gravitational-wave (GW) observations from binary neutron star mergers have the potential to probe ultra-dense matter and shed light on the unknown nuclear equation of state of neutron stars. Tidal effects in inspiralling…

高能天体物理现象 · 物理学 2022-07-13 Natalie Williams , Geraint Pratten , Patricia Schmidt

Einstein Telescope (ET) is conceived to be a third generation gravitational-wave observatory. Its amplitude sensitivity would be a factor ten better than advanced LIGO and Virgo and it could also extend the low-frequency sensitivity down to…

Einstein Telescope (ET) is a project of third generation gravitational wave (GW) detector with a planned sensitivity 10 times better than current detectors such as Advanced LIGO and Advanced Virgo. The high rate of GW signals expected in…

广义相对论与量子宇宙学 · 物理学 2025-01-13 Adrian Macquet , Tito Dal Canton , Tania Regimbau

Gravitational waves (GWs) directly measure the luminosity distance to the merger, which, when combined with an independent measurement of the source's redshift, provides a novel probe of cosmology. The proposed next generation of…

宇宙学与河外天体物理 · 物理学 2021-08-11 Christine Ye , Maya Fishbach

We introduce $\texttt{GWFAST}$, a novel Fisher-matrix code for gravitational-wave studies, tuned toward third-generation gravitational-wave detectors such as Einstein Telescope (ET) and Cosmic Explorer (CE). We use it to perform a…

广义相对论与量子宇宙学 · 物理学 2023-01-02 Francesco Iacovelli , Michele Mancarella , Stefano Foffa , Michele Maggiore

Gravitational waves from binary neutron star mergers can be used as alerts to enable prompt follow-up observations. In particular, capturing prompt electromagnetic and astroparticle emissions from the moment of a binary merger presents…

广义相对论与量子宇宙学 · 物理学 2022-03-09 Manoj Kovalam , Md Anwarul Kaium Patwary , Anala K Sreekumar , Linqing Wen , Fiona H Panther , Qi Chu

Binary neutron star mergers are unique probes of matter at extreme density and standard candles of cosmic expansion. The only such event observed in both gravitational waves and electromagnetic radiation, GW170817, revealed the origin of…

广义相对论与量子宇宙学 · 物理学 2026-05-14 Anjali B. Yelikar , Karan Jani

Gravitational waves are now routinely detected from compact binary mergers, with binary neutron star mergers being of note for multi-messenger astronomy as they have been observed to produce electromagnetic counterparts. Novel search…

广义相对论与量子宇宙学 · 物理学 2025-01-22 Alistair McLeod , Damon Beveridge , Linqing Wen , Andreas Wicenec

The second-generation interferometric gravitational wave detectors currently under construction are expected to make their first detections within this decade. This will firmly establish gravitational wave physics as an empirical science…

广义相对论与量子宇宙学 · 物理学 2015-06-15 Chris Van Den Broeck

Within the next five years, it is expected that the Advanced LIGO/Virgo network will have reached a sensitivity sufficient to enable the routine detection of gravitational waves. Beyond the initial detection, the scientific promise of these…

高能天体物理现象 · 物理学 2015-06-17 Carl L Rodriguez , Benjamin Farr , Vivien Raymond , Will M Farr , Tyson Littenberg , Diego Fazi , Vicky Kalogera