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We describe a search and classification procedure for gravitational waves emitted by core-collapse supernova (CCSN) explosions, using a convolutional neural network (CNN) combined with an event trigger generator known as Wavelet Detection…

General Relativity and Quantum Cosmology · Physics 2020-01-03 Alberto Iess , Elena Cuoco , Filip Morawski , Jade Powell

Core-collapse supernovae (CCSNe) are powerful sources of gravitational waves (GWs). These signals propagate essentially unobstructed, providing a unique probe of the supernova central engine. In this work, we investigate parameter…

The next Galactic core-collapse supernova (CCSN) will be a unique opportunity to study within a fully multi-messenger approach the explosion mechanism responsible for the formation of neutron stars and stellar-mass black holes.…

High Energy Astrophysical Phenomena · Physics 2023-07-07 T. Bruel , M-A. Bizouard , M. Obergaulinger , P. Maturana-Russel , A. Torres-Forné , P. Cerdá-Durán , N. Christensen , J. A. Font , R. Meyer

Nearby core-collapse supernovae (CCSNe) are powerful multi-messenger sources for gravitational-wave, neutrino and electromagnetic telescopes as they emit gravitational waves in the ideal frequency band for ground based detectors. Once a…

High Energy Astrophysical Phenomena · Physics 2022-04-06 Jade Powell , Bernhard Müller

Core-collapse supernovae (CCSNe) are a potential source for ground-based gravitational wave detectors, as their predicted emission peaks in the detectors' frequency band. Typical searches for gravitational wave bursts reconstruct signals…

Instrumentation and Methods for Astrophysics · Physics 2019-06-26 Sofia Suvorova , Jade Powell , Andrew Melatos

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

We optimize the third-generation gravitational-wave detector to maximize the range to detect core-collapse supernovae. Based on three-dimensional simulations for core-collapse and the corresponding gravitational-wave waveform emitted, the…

General Relativity and Quantum Cosmology · Physics 2019-08-28 Varun Srivastava , Stefan Ballmer , Duncan A. Brown , Chaitanya Afle , Adam Burrows , David Radice , David Vartanyan

Core-collapse supernovae (CCSNe) are prime candidates for gravitational-wave detectors. The analysis of their complex waveforms can potentially provide information on the physical processes operating during the collapse of the iron cores of…

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…

$Context.$ Core-collapse supernovae (CCSNe) are expected to emit gravitational wave signals that could be detected by current and future generation interferometers within the Milky Way and nearby galaxies. The stochastic nature of the…

Instrumentation and Methods for Astrophysics · Physics 2023-01-24 Alberto Iess , Elena Cuoco , Filip Morawski , Constantina Nicolaou , Ofer Lahav

We present a broadband spectrum of gravitational waves from core-collapse supernovae (CCSNe) sourced by neutrino emission asymmetries for a series of full 3D simulations. The associated gravitational wave strain probes the long-term secular…

High Energy Astrophysical Phenomena · Physics 2020-10-07 David Vartanyan , Adam Burrows

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

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

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

We present the gravitational wave predictions from two-dimensional core collapse supernova (CCSN) simulations initiated from two nearly identical progenitors that have significantly different internal structures due to their late-stage…

The next generation of gravitational wave detectors will improve the detection prospects for gravitational waves from core-collapse supernovae. The complex astrophysics involved in core-collapse supernovae pose a significant challenge to…

Instrumentation and Methods for Astrophysics · Physics 2019-04-03 Vincent Roma , Jade Powell , Ik Siong Heng , Ray Frey

We summarize our current understanding of gravitational wave emission from core-collapse supernovae. We review the established results from multi-dimensional simulations and, wherever possible, provide back-of-the-envelope calculations to…

Solar and Stellar Astrophysics · Physics 2022-04-05 Ernazar Abdikamalov , Giulia Pagliaroli , David Radice

Core-Collapse Supernovae (CCSNe) remain a critical focus in the search for gravitational waves (GWs) in modern astronomy. Their detection and subsequent analysis will enhance our understanding of the explosion mechanisms in massive stars.…

Instrumentation and Methods for Astrophysics · Physics 2025-02-04 Zhicheng Pan , El Mehdi Zahraoui , Guillermo Cabrera-Guerrero , Patricio Maturana-Russel

Gravitational-wave (GW) emissions from core-collapse supernovae (CCSNe) provide insights into the internal processes leading up to their explosions. Theory predicts that CCSN explosions are driven by hydrodynamical instabilities like the…

High Energy Astrophysical Phenomena · Physics 2025-10-03 Yi Shuen C. Lee , Marek J Szczepańczyk , Tanmaya Mishra , Margaret Millhouse , Andrew Melatos

We present an approach to detecting (linear) gravitational wave memory in a Galactic core-collapse supernova using current interferometers. Gravitational wave memory is an important prediction of general relativity that has yet to be…

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