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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

$Context.$ 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

The next Galactic supernova is expected to bring great opportunities for the direct detection of gravitational waves (GW), full flavor neutrinos, and multi-wavelength photons. To maximize the science return from such a rare event, it is…

High Energy Astrophysical Phenomena · Physics 2023-06-29 Ko Nakamura , Shunsaku Horiuchi , Masaomi Tanaka , Kazuhiro Hayama , Tomoya Takiwaki , Kei Kotake

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

We test deep-learning (DL) techniques for the analysis of rotational core-collapse supernovae (CCSN) gravitational-wave (GW) signals by performing classification and parameter inference of the maximum (peak) frequency and the GW strain…

High Energy Astrophysical Phenomena · Physics 2024-10-07 Solange Nunes , Gabriel Escrig , Osvaldo G. Freitas , José A. Font , Tiago Fernandes , Antonio Onofre , Alejandro Torres-Forné

Core-collapse supernovae are fascinating astrophysical objects for multimessenger studies. Gravitational waves (GWs) are expected to play a role in the supernova explosion mechanism, but their modelling is also challenging due to the…

High Energy Astrophysical Phenomena · Physics 2021-11-10 Odysse Halim , Claudio Casentini , Marco Drago , Viviana Fafone , Kate Scholberg , Carlo Francesco Vigorito , Giulia Pagliaroli

A detection of a core-collapse supernova (CCSN) gravitational-wave (GW) signal with an Advanced LIGO and Virgo detector network may allow us to measure astrophysical parameters of the dying massive star. GWs are emitted from deep inside the…

High Energy Astrophysical Phenomena · Physics 2017-01-04 Jade Powell , Sarah E. Gossan , Joshua Logue , Ik Siong Heng

We demonstrate the application of a convolutional neural network to the gravitational wave signals from core collapse supernovae. Using simulated time series of gravitational wave detectors, we show that based on the explosion mechanisms, a…

High Energy Astrophysical Phenomena · Physics 2020-09-02 Man Leong Chan , Ik Siong Heng , Chris Messenger

While gravitational waves have been detected from mergers of binary black holes and binary neutron stars, signals from core collapse supernovae, the most energetic explosions in the modern Universe, have not been detected yet. Here we…

Instrumentation and Methods for Astrophysics · Physics 2018-12-14 P. Astone , P. Cerda-Duran , I. Di Palma , M. Drago , F. Muciaccia , C. Palomba , F. Ricci

With the advent of modern neutrino and gravitational wave detectors, the promise of multi-messenger detections of the next galactic core-collapse supernova has become very real. Such detections will give insight into the core-collapse…

High Energy Astrophysical Phenomena · Physics 2020-08-12 MacKenzie L. Warren , Sean M. Couch , Evan P. O'Connor , Viktoriya Morozova

The next galactic core-collapse supernova (CCSN) has already exploded, and its electromagnetic (EM) waves, neutrinos, and gravitational waves (GWs) may arrive at any moment. We present an extensive study on the potential sensitivity of…

High Energy Astrophysical Phenomena · Physics 2016-07-11 S. E. Gossan , P. Sutton , A. Stuver , M. Zanolin , K. Gill , C. D. Ott

Core-collapse supernovae produce copious low-energy neutrinos and are also predicted to radiate gravitational waves. These two messengers can give us information regarding the explosion mechanism. The gravitational wave detection from these…

High Energy Astrophysical Phenomena · Physics 2021-11-01 O Halim , C Casentini , M Drago , V Fafone , K Scholberg , C F Vigorito , G Pagliaroli

Based on the prior O1-O2 observing runs, about 30% of the data collected by Advanced LIGO and Virgo in the next observing runs are expected to be single-interferometer data, i.e., they will be collected at times when only one detector in…

Instrumentation and Methods for Astrophysics · Physics 2020-06-14 Marco Cavaglia , Sergio Gaudio , Travis Hansen , Kai Staats , Marek Szczepanczyk , Michele Zanolin

We performed a detailed analysis of the detectability of a wide range of gravitational waves derived from core-collapse supernova simulations using gravitational-wave detector noise scaled to the sensitivity of the upcoming fourth and fifth…

The detection and reconstruction of gravitational waves from core-collapse supernovae (CCSN) present significant challenges due to the highly stochastic nature of the signals and the complexity of detector noise. In this work, we introduce…

High Energy Astrophysical Phenomena · Physics 2026-01-06 Ao-Bo Wang , Yong Yuan , Hao Cai , Xi-Long Fan

We present a follow-up method based on supervised machine learning (ML) to improve the performance in the search of gravitational wave (GW) burts from core-collapse supernovae (CCSNe) using the coherent WaveBurst (cWB) pipeline. The ML…

General Relativity and Quantum Cosmology · Physics 2022-05-11 Javier M. Antelis , Marco Cavaglia , Travis Hansen , Manuel D. Morales , Claudia Moreno , Soma Mukherjee , Marek J. Szczepańczyk , Michele Zanolin

Core-collapse supernovae are expected to produce multimessenger signals. Low-energy neutrinos and gravitational waves are important to study the explosion mechanism of these events. The simulations and detections of gravitational waves from…

High Energy Astrophysical Phenomena · Physics 2021-11-01 Odysse Halim , Claudio Casentini , Marco Drago , Viviana Fafone , Kate Scholberg , Carlo Vigorito , Giulia Pagliaroli

A detection of a core-collapse supernova signal with an Advanced LIGO and Virgo gravitational-wave detector network will allow us to measure astrophysical parameters of the source. In real advanced gravitational-wave detector data there are…

High Energy Astrophysical Phenomena · Physics 2018-01-03 Jade Powell , Marek Szczepanczyk , Ik Siong Heng

The gravitational wave (GW) and neutrino signals from core-collapse supernovae (CCSNe) are expected to carry pronounced imprints of the standing accretion shock instability (SASI). We investigate whether the correlation between the SASI…

High Energy Astrophysical Phenomena · Physics 2023-11-23 Marco Drago , Haakon Andresen , Irene Di Palma , Irene Tamborra , Alejandro Torres-Forné

We present a comprehensive study of the effectiveness of Convolution Neural Networks (CNNs) to detect long duration transient gravitational-wave signals lasting $O(hours-days)$ from isolated neutron stars. We determine that CNNs are robust…

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