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With the expected large number of binary neutron star (BNS) observations through gravitational waves (GWs), third-generation GW detectors, Cosmic Explorer (CE) and Einstein Telescope (ET), will be able to constrain the tidal deformability,…

High Energy Astrophysical Phenomena · Physics 2024-07-09 Poulami Dutta Roy , Pankaj Saini

The observation of GW150914 indicated a new independent measurement of the luminosity distance of a gravitational wave event. In this paper, we constrain the anisotropy of the Universe by using gravitational wave events. We simulate…

General Relativity and Quantum Cosmology · Physics 2019-08-19 Zhi-Chao Zhao , Hai-Nan Lin , Zhe Chang

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…

High Energy Astrophysical Phenomena · Physics 2015-06-11 Samaya Nissanke , Mansi Kasliwal , Alexandra Georgieva

The current network of gravitational wave detectors has already revealed hundreds of compact binary coalescences (CBCs), including binary neutron stars, binary black holes, and black hole-neutron star systems. As detector sensitivity…

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…

High Energy Astrophysical Phenomena · Physics 2021-09-07 Alexander H. Nitz , Tito Dal Canton

The goal of this talk is to give an overview of the current status of the development of the Einstein Telescope and Cosmic Explorer ground based gravitational wave (GW) detectors and of their foreseen scientific goals. These detectors will…

General Relativity and Quantum Cosmology · Physics 2025-06-23 Matteo Di Giovanni

We present a computational imaging mode for large scale electron microscopy data, which retrieves a complex wave from noisy/sparse intensity recordings using a deep learning approach and subsequently reconstructs an image of the specimen…

Materials Science · Physics 2022-02-28 Thomas Friedrich , Chu-Ping Yu , Johan Verbeek , Timothy Pennycook , Sandra Van Aert

We propose a method based on the process of extracting gravitational wave (GW) parameters from GW signals to simulate the binary neutron-star (BNS) merging events. We simulate 1000 GW standard sirens based on the observation of the Einstein…

Cosmology and Nongalactic Astrophysics · Physics 2020-06-18 Dong Zhao , Zhi-Chao Zhao , Jun-Qing Xia

Gravitational waves (GWs) from binary neutron star (BNS) merger remnants complement constraints from the inspiral phase, mass-radius measurements, and microscopic theory by providing information about the neutron-star equation of state…

High Energy Astrophysical Phenomena · Physics 2025-09-24 Christian Ecker , Tyler Gorda , Aleksi Kurkela , Luciano Rezzolla

Black hole neutron star (BHNS) mergers have recently been detected through their gravitational-wave (GW) emission. BHNS mergers could also produce electromagnetic (EM) emission as a short gamma-ray burst (sGRB), and/or an sGRB afterglow…

High Energy Astrophysical Phenomena · Physics 2022-09-20 Oliver M. Boersma , Joeri van Leeuwen

Neutron star observables like masses, radii, and tidal deformability are direct probes to the dense matter equation of state~(EoS). A novel deep learning method that optimizes an EoS in the automatic differentiation framework of solving…

High Energy Astrophysical Phenomena · Physics 2023-05-03 Shriya Soma , Lingxiao Wang , Shuzhe Shi , Horst Stöcker , Kai Zhou

Gravitational waves emitted by binary neutron-star inspirals carry information on components' masses and tidal deformabilities, but not directly radii, which are measured by electromagnetic observations of neutron stars. To improve the…

General Relativity and Quantum Cosmology · Physics 2025-07-10 Michał Bejger

The Einstein Telescope (ET) is a third-generation underground gravitational-wave observatory designed to extend the detection sensitivity down to a few Hertz. Newtonian noise is expected to limit the low-frequency sensitivity of ET,…

Instrumentation and Methods for Astrophysics · Physics 2026-03-17 Patrick Schillings , Shi Yao , Johannes Erdmann , Andreas Rietbrock

Gravitational wave detection requires an in-depth understanding of the physical properties of gravitational wave signals, and the noise from which they are extracted. Understanding the statistical properties of noise is a complex endeavor,…

General Relativity and Quantum Cosmology · Physics 2019-12-05 Wei Wei , E. A. Huerta

The first observation of a gravitational wave (GW) and a short gamma-ray burst (sGRB) emitted by the same binary neutron star (BNS) merger officially opened the field of GW multimessenger astronomy. In this paper, we define and address…

Cosmology and Nongalactic Astrophysics · Physics 2025-03-07 Leonardo Iampieri , Simone Mastrogiovanni , Francesco Pannarale

We present new (3+1)D numerical relativity simulations of the binary neutron star (BNS) merger and postmerger phase. We focus on a previously inaccessible region of the binary parameter space spanning the binary's mass-ratio…

General Relativity and Quantum Cosmology · Physics 2017-02-01 Tim Dietrich , Maximiliano Ujevic , Wolfgang Tichy , Sebastiano Bernuzzi , Bernd Bruegmann

Coalescing neutron-star-black-hole (NS-BH) binaries are a promising source of gravitational-wave (GW) signals detectable with large-scale laser interferometers such as Advanced LIGO and Virgo. They are also one of the main short gamma-ray…

General Relativity and Quantum Cosmology · Physics 2014-07-25 Francesco Pannarale , Frank Ohme

Next-generation detectors are expected to be sensitive to postmerger signals from binary neutron star coalescences and thus to directly probe the remnant dynamics. We investigate the scientific potential of postmerger detections with the…

General Relativity and Quantum Cosmology · Physics 2022-05-23 Matteo Breschi , Rossella Gamba , Ssohrab Borhanian , Gregorio Carullo , Sebastiano Bernuzzi

Third-generation gravitational wave detectors, such as the Einstein Telescope and Cosmic Explorer, will detect a bunch of gravitational-wave (GW) signals originating from the coalescence of binary neutron star (BNS) and binary black hole…

General Relativity and Quantum Cosmology · Physics 2021-08-18 Yoshiaki Himemoto , Atsushi Nishizawa , Atsushi Taruya

In recent years, convolutional neural network (CNN) and other deep learning models have been gradually introduced into the area of gravitational-wave (GW) data processing. Compared with the traditional matched-filtering techniques, CNN has…

High Energy Astrophysical Phenomena · Physics 2021-01-22 Heming Xia , Lijing Shao , Junjie Zhao , Zhoujian Cao