English
Related papers

Related papers: The gravitational wave signal from core-collapse s…

200 papers

Abridged: Using a suite of progenitor models, neutrino luminosities, and two- dimensional (2D) simulations, we investigate the matter gravitational-wave (GW) emission from postbounce phases of neutrino-driven core-collapse supernovae…

Solar and Stellar Astrophysics · Physics 2015-05-13 Jeremiah W. Murphy , Christian D. Ott , Adam Burrows

We present for the first time an analysis of high-frequency gravitational wave (GW) emission from proto-neutron stars (PNS) in core collapse supernovae (CCSN) that combines spatial decomposition and modal decomposition to both source and…

High Energy Astrophysical Phenomena · Physics 2025-07-08 R. Daniel Murphy , Anthony Mezzacappa , Eric J. Lentz , Pedro Marronetti

Gravitational waves (GW) generated during a core-collapse supernova open a window into the heart of the explosion. At core bounce, progenitors with rapid core rotation rates exhibit a characteristic GW signal which can be used to constrain…

High Energy Astrophysical Phenomena · Physics 2015-04-30 Jim Fuller , Hannah Klion , Ernazar Abdikamalov , Christian Ott

The gravitational wave (GW) signal resulting from stellar core collapse encodes a wealth of information about the physical parameters of the progenitor star and the resulting core-collapse supernova (CCSN). We present a novel approach to…

High Energy Astrophysical Phenomena · Physics 2021-06-24 Michael A. Pajkos , MacKenzie L. Warren , Sean M. Couch , Evan P. O'Connor , Kuo-Chuan Pan

The eventual detection of gravitational waves from core-collapse supernovae (CCSN) will help improve our current understanding of the explosion mechanism of massive stars. The stochastic nature of the late post-bounce gravitational wave…

The quantitative impact of strong rotation on the amplitudes and frequencies of the post-bounce gravitational wave (GW) signal from core-collapse supernovae (CCSNe) is still not fully understood. To study trends in frequencies and…

High Energy Astrophysical Phenomena · Physics 2025-12-09 Bailey Sykes , Bernhard Müller

We explore the influence of progenitor mass and rotation on the gravitational-wave (GW) emission from core-collapse supernovae, during the postbounce, preexplosion, accretion-phase. We present the results from 15 two-dimensional (2D)…

High Energy Astrophysical Phenomena · Physics 2019-07-02 Michael A. Pajkos , Sean M. Couch , Kuo-Chuan Pan , Evan P. O'Connor

We present a detailed theoretical analysis of the gravitational-wave (GW) signal of the post-bounce evolution of core-collapse supernovae (SNe), employing for the first time relativistic, two-dimensional (2D) explosion models with…

Solar and Stellar Astrophysics · Physics 2015-06-11 Bernhard Mueller , Hans-Thomas Janka , Andreas Marek

We calculate the gravitational-wave (GW) signatures of detailed 3D core-collapse supernova simulations spanning a range of massive stars. Most of the simulations are carried out to times late enough to capture more than 95% of the total GW…

High Energy Astrophysical Phenomena · Physics 2023-06-01 David Vartanyan , Adam Burrows , Tianshu Wang , Matthew S. B. Coleman , Christopher J. White

Gravitational waves (GWs) can provide crucial information about the central engines of core-collapse supernovae (CCSNe). In order to unveil the nature of GW emission in CCSNe, we apply perturbative analyses with the same underlying…

High Energy Astrophysical Phenomena · Physics 2024-04-19 Shuai Zha , Oliver Eggenberger Andersen , Evan P. O'Connor

Core-collapse supernovae (CCSNe) emit powerful gravitational waves (GWs). Since GWs emitted by a source contain information about the source, observing GWs from CCSNe may allow us to learn more about CCSNs. We study if it is possible to…

High Energy Astrophysical Phenomena · Physics 2023-01-25 Ayan Mitra , Bekdaulet Shukirgaliyev , Y. Sultan Abylkairov , Ernazar Abdikamalov

Core-collapse supernovae (SNe) are sources of gravitational waves (GWs) produced by hydrodynamical instabilities and highly time-dependent anisotropies of the neutrino radiation. In this work we analyze both contributions to the GW signal…

High Energy Astrophysical Phenomena · Physics 2026-04-01 Alessandro Lella , Giuseppe Lucente , Daniel Kresse , Robert Glas , H. -Thomas Janka , Alessandro Mirizzi

We present a methodology based on the implementation of a fully connected neural network to estimate the gravitational wave (GW) temporal evolution of the gmode fundamental resonant frequency for a Core Collapse Supernova (CCSN). To perform…

General Relativity and Quantum Cosmology · Physics 2023-04-25 Alejandro Casallas Lagos , Javier M. Antelis , Claudia Moreno , Michele Zanolin , Anthony Mezzacappa , Marek J. Szczepańczyk

Core-collapse supernovae are predicted to produce gravitational waves (GWs) that may be detectable by Advanced LIGO/Virgo. These GW signals carry information from the heart of these catacylsmic events, where matter reaches nuclear…

High Energy Astrophysical Phenomena · Physics 2023-03-31 Noah E. Wolfe , Carla Frohlich , Jonah M. Miller , Alejandro Torres-Forne , Pablo Cerda-Duran

Improvements in ground-based, advanced gravitational wave (GW) detectors may allow in the near future to observe the GW signal of a nearby core-collapse supernova. For the most common type of progenitors, likely with slowly rotating cores,…

High Energy Astrophysical Phenomena · Physics 2018-10-31 Alejandro Torres-Forné , Pablo Cerdá-Durán , Andrea Passamonti , Martin Obergaulinger , José A. Font

We present gravitational wave (GW) signal predictions from four 3D multi-group neutrino hydrodynamics simulations of core-collapse supernovae of progenitors with 11.2 Msun, 20 Msun, and 27 Msun. GW emission in the pre-explosion phase…

High Energy Astrophysical Phenomena · Physics 2017-04-19 Haakon Andresen , Bernhard Mueller , Ewald Mueller , Hans-Thomas Janka

We study the properties of the gravitational wave (GW) emission between $10^{-5}$ Hz and $50$ Hz (which we refer to as low-frequency emission) from core-collapse supernovae, in the context of studying such signals in laser interferometric…

High Energy Astrophysical Phenomena · Physics 2022-05-18 Colter Richardson , Michele Zanolin , Haakon Andresen , Marek J. Szczepańczyk , Kiranjyot Gill , Annop Wongwathanarat

Using predictions from three-dimensional (3D) hydrodynamics simulations of core-collapse supernovae (CCSNe), we present a coherent network analysis to detection, reconstruction, and the source localization of the gravitational-wave (GW)…

High Energy Astrophysical Phenomena · Physics 2015-12-31 Kazuhiro Hayama , Takami Kuroda , Kei Kotake , Tomoya Takiwaki

We study properties of gravitational waves (GWs) from rotating core-collapse of a 15M_odot star by performing three-dimensional general-relativistic hydrodynamic simulations with an approximate neutrino transport. By parametrically changing…

High Energy Astrophysical Phenomena · Physics 2014-02-19 Takami Kuroda , Tomoya Takiwaki , Kei Kotake

We review the ensemble of anticipated gravitational-wave (GW) emission processes in stellar core collapse and postbounce core-collapse supernova evolution. We discuss recent progress in the modeling of these processes and summarize most…

Astrophysics · Physics 2009-11-19 Christian D. Ott
‹ Prev 1 2 3 10 Next ›