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The overwhelming evidence that the core collapse supernova mechanism is inherently multidimensional, the complexity of the physical processes involved, and the increasing evidence from simulations that the explosion is marginal presents…

Nonspherical mass motions are a generic feature of core-collapse supernovae, and hydrodynamic instabilities play a crucial role for the explosion mechanism. First successful neutrino-driven explosions could be obtained with self-consistent,…

Solar and Stellar Astrophysics · Physics 2016-11-23 H. -Thomas Janka , Tobias Melson , Alexander Summa

We analyse the gravitational-wave emission from 60 two-dimensional core-collapse supernova simulations. The models cover a range of progenitors and equations of state. We focus on the narrow frequency interval in the gravitational-wave…

High Energy Astrophysical Phenomena · Physics 2026-03-30 Haakon Andresen , Xingzao Li , Aurore Betranhandy , Evan P. O'Connor , Shuai Zha , Sean M. Couch

We present the gravitational wave signatures for a suite of axisymmetric core collapse supernova models with progenitors masses between 12 and 25 solar masses. These models are distinguished by the fact they explode and contain essential…

Based on our recent three-dimensional core-collapse supernova (CCSN) simulations including both exploding and non-exploding models, we study the detailed neutrino signals in representative terrestrial neutrino observatories,…

High Energy Astrophysical Phenomena · Physics 2020-10-28 Hiroki Nagakura , Adam Burrows , David Vartanyan , David Radice

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

Gravitational waves from core-collapse supernovae are a promising yet challenging target for detection due to the stochastic and complex nature of these signals. Conventional detection methods for core-collapse supernovae rely on excess…

High Energy Astrophysical Phenomena · Physics 2024-11-20 Haakon Andresen , Bella Finkel

The core collapse of a massive star at the end of its life can give rise to one of the most powerful phenomena in the Universe. Because of violent mass motions that take place during the explosion, core-collapse supernovae have been…

High Energy Astrophysical Phenomena · Physics 2025-12-05 Alessandro Veutro , Irene Di Palma , Marco Drago , Pablo Cerdá-Durán , Robin van der Laag , Melissa López , Fulvio Ricci

We revisit the diffuse supernova neutrino background in light of recent systematic studies of stellar core collapse that reveal the quantitative impacts of the progenitor conditions on the collapse process. In general, the dependence of the…

High Energy Astrophysical Phenomena · Physics 2018-02-07 Shunsaku Horiuchi , Kohsuke Sumiyoshi , Ko Nakamura , Tobias Fischer , Alexander Summa , Tomoya Takiwaki , Hans-Thomas Janka , Kei Kotake

We investigate the gravitational wave emission for 10 supernova progenitors from magnetorotational core-collapse to the supernova explosion using fully three-dimensional dynamical-spacetime general-relativistic magnetohydrodynamics…

High Energy Astrophysical Phenomena · Physics 2026-02-04 Sophia C. Schnauck , Swapnil Shankar , Philipp Mösta , Roland Haas , Erik Schnetter

This paper provides an extended exploration of the inverse-chirp gravitational-wave signals from stellar collapse in massive scalar-tensor gravity reported in [Phys. Rev. Lett. {\bf 119}, 201103]. We systematically explore the parameter…

General Relativity and Quantum Cosmology · Physics 2020-09-16 Roxana Rosca-Mead , Ulrich Sperhake , Christopher J. Moore , Michalis Agathos , Davide Gerosa , Christian D. Ott

Neutrinos from a Galactic core-collapse supernova will be measured by neutrino detectors minutes to days before an optical signal reaches Earth. We present a novel calculation showing the ability of current and near-future neutrino…

High Energy Astrophysical Phenomena · Physics 2021-01-27 Manne Segerlund , Erin O'Sullivan , Evan O'Connor

The gravitational collapse of rapidly rotating massive stars can lead to the onset of the low $T/\|W\|$ instability within the central proto-neutron star (PNS), which leaves strong signatures in both the gravitational wave (GW) and neutrino…

High Energy Astrophysical Phenomena · Physics 2023-03-08 Matteo Bugli , Jérôme Guilet , Thierry Foglizzo , Martin Obergaulinger

The multi-messenger observation of the next galactic core-collapse supernova will shed light on the different physical processes involved in these energetic explosions. Good timing and pointing capabilities of neutrino detectors would help…

High Energy Astrophysical Phenomena · Physics 2020-09-18 Alexis Coleiro , Marta Colomer Molla , Damien Dornic , Massimiliano Lincetto , Vladimir Kulikovskiy

In this paper, we bring together various of our published and unpublished findings from our recent 2D multi-group, flux-limited radiation hydrodynamic simulations of the collapse and explosion of the cores of massive stars. Aided by 2D and…

Astrophysics · Physics 2008-11-26 Adam Burrows , Luc Dessart , Christian D. Ott , Eli Livne

The explosion mechanism of core-collapse supernovae is a long-standing problem in stellar astrophysics. We briefly outline the main contenders for a solution and review recent efforts to model core-collapse supernova explosions by means of…

Solar and Stellar Astrophysics · Physics 2017-11-15 B. Müller

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

In a series of axisymmetric core-collapse supernova simulations extending up to $\sim 2\,\mathrm{s}$, we identify a regime of pre-collapse central rotation rates ($\sim 1\,\mathrm{Hz}$) that greatly enhances the emission of gravitational…

High Energy Astrophysical Phenomena · Physics 2026-02-24 Marco Cusinato , Martin Obergaulinger , Miguel-Ángel Aloy , José-Antonio Font

In this paper, we examine the neutrino signals from 24 initially non-rotating, three-dimensional core-collapse supernova (CCSN) simulations carried to late times. We find that not only does the neutrino luminosity signal encode information…

High Energy Astrophysical Phenomena · Physics 2025-06-25 Lyla Choi , Adam Burrows , David Vartanyan
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