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We study gravitational waves (GWs) from a set of two-dimensional multi-group neutrino radiation hydrodynamic simulations of core-collapse supernovae (CCSNe). Our goal is to systematize the current knowledge about the post-bounce CCSN GW…

High Energy Astrophysical Phenomena · Physics 2018-07-11 Viktoriya Morozova , David Radice , Adam Burrows , David Vartanyan

Most existing criteria derived from progenitor properties of core-collapse supernovae are not very accurate in predicting explosion outcomes. We present a novel look at identifying the explosion outcome of core-collapse supernovae using a…

Solar and Stellar Astrophysics · Physics 2022-09-28 Benny T. -H. Tsang , David Vartanyan , Adam Burrows

In this Letter, we report on the gravitational wave signal computed in the context of an $ab$ $initio$, three-dimensional simulation of a core collapse supernova explosion, beginning with a 15M$_\odot$ star and using state-of-the-art weak…

We study theoretical neutrino signals from core-collapse supernova (CCSN) computed using axisymmetric CCSN simulations that cover the post-bounce phase up to $\sim 4$~s. We provide basic quantities of the neutrino signals such as event…

High Energy Astrophysical Phenomena · Physics 2021-07-14 Hiroki Nagakura , Adam Burrows , David Vartanyan

Turbulence plays an important role in astrophysical phenomena, including core-collapse supernovae (CCSN), but current simulations must rely on subgrid models since direct numerical simulation (DNS) is too expensive. Unfortunately, existing…

Computational Physics · Physics 2022-11-30 Platon I. Karpov , Chengkun Huang , Iskandar Sitdikov , Chris L. Fryer , Stan Woosley , Ghanshyam Pilania

Core-collapse supernovae are among the most energetic explosions in the universe marking the catastrophic end of massive stars. In spite of rigorous studies for several decades, we still don't understand the explosion mechanism completely.…

Astrophysics · Physics 2009-11-13 Kei Kotake , Katsuhiko Sato , Keitaro Takahashi

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

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…

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

Core-collapse supernovae (CCSNe) are catastrophic astrophysical phenomena that occur during the last evolutionary stages of massive stars having initial masses of around 8 M$_{\odot}$ or more. These calamitous events play a pivotal role in…

High Energy Astrophysical Phenomena · Physics 2023-12-29 Amar Aryan

Gravitational wave bursts in the formation of neutron stars and black holes in energetic core-collapse supernovae (CC-SNe) are of potential interest to LIGO-Virgo and KAGRA. Events nearby are readily discovered using moderately sized…

High Energy Astrophysical Phenomena · Physics 2015-09-09 Jeon-Eun Heo , Soyoung Yoon , Dae-Sub Lee , In-Taek Kong , Sang-Hoon Lee , Maurice H. P. M. van Putten , Massimo Della Valle

The late collapse, core bounce, and the early postbounce phase of rotating core collapse leads to a characteristic gravitational wave (GW) signal. The precise shape of the signal is governed by the interplay of gravity, rotation, nuclear…

Solar and Stellar Astrophysics · Physics 2014-08-06 Ernazar Abdikamalov , Sarah Gossan , Alexandra M. DeMaio , Christian D. Ott

Details of the explosion mechanism of core-collapse supernovae (CCSNe) are not yet fully understood. There is an increasing number of numerical examples by ab-initio core-collapse simulations leading to an explosion. Most, if not all, of…

High Energy Astrophysical Phenomena · Physics 2019-12-30 Ryo Sawada , Keiichi Maeda

In this paper, we calculate the energy, signal-to-noise ratio, detection range, and angular anisotropy of the matter, matter memory, and neutrino memory gravitational wave (GW) signatures of 21 three-dimensional initially non-rotating…

High Energy Astrophysical Phenomena · Physics 2025-05-07 Lyla Choi , Adam Burrows , David Vartanyan

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 conduct three-dimensional hydrodynamical simulations of core-collapse supernova (CCSN) explosion driven by jets in the framework of the jittering jets explosion mechanism (JJEM), and obtain a pair of opposite circum-jet rings similar to…

High Energy Astrophysical Phenomena · Physics 2026-04-01 Muhammad Akashi , Noam Soker

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

A gravitational-wave background (GWB) arising from the superposition of numerous unresolved gravitational-wave signals has yet to be detected. Potential contributing sources to such a background include compact binary coalescences (CBCs)…

General Relativity and Quantum Cosmology · Physics 2026-03-10 Jingwang Diao , Xingjiang Zhu

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…

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…

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