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Related papers: The Status of Core-collapse Supernova Simulations

200 papers

Understanding how matter behaves at the highest densities and temperatures is a major open problem in both nuclear physics and relativistic astrophysics. This physics is often encapsulated in the so-called high-temperature nuclear equation…

High Energy Astrophysical Phenomena · Physics 2022-06-22 Mikhail M. Meskhi , Noah E. Wolfe , Zhenyu Dai , Carla Frohlich , Jonah M. Miller , Raymond K. W. Wong , Ricardo Vilalta

We assess the importance of the magneto-rotational instability in core-collapse supernovae by an analysis of the growth rates of unstable modes in typical post-collapse systems and by numerical simulations of simplified models. The…

Solar and Stellar Astrophysics · Physics 2009-11-18 M. Obergaulinger , P. Cerdà-Duràn , E. Müller , M. A. Aloy

Core-collapse supernovae provide natural laboratories for the production of new light particles. In particular, axion-like particles (ALPs) can be constrained via SN1987A cooling arguments. However, significant astrophysical and nuclear…

High Energy Physics - Phenomenology · Physics 2026-05-01 Ana Luisa Foguel , Eduardo S. Fraga

The properties of supernovae (SNe) are reviewed. It is shown that the observed characteristics of the morphological classes of SNe (types Ia, Ib/c, II) can be explained in terms of two basic explosion mechanisms, i.e. core collapse of…

Astrophysics · Physics 2017-08-23 Nino Panagia

The computational difficulty of six-dimensional neutrino radiation hydrodynamics has spawned a variety of approximations, provoking a long history of uncertainty in the core-collapse supernova explosion mechanism. Under the auspices of the…

Astrophysics · Physics 2017-08-23 Christian Y. Cardall , Alexei O. Razoumov , Eirik Endeve , Anthony Mezzacappa

Multi-dimensional fluid flow plays a paramount role in the explosions of massive stars as core-collapse supernovae. In recent years, three-dimensional (3D) simulations of these phenomena have matured significantly. Considerable progress has…

Solar and Stellar Astrophysics · Physics 2020-06-11 B. Müller

Core-collapse supernovae produce fast shocks which expand into the dense circumstellar medium (CSM) of the stellar progenitor. Cosmic rays (CRs) accelerated at these shocks can induce the growth of electromagnetic fluctuations in the…

High Energy Astrophysical Phenomena · Physics 2019-10-03 V. Dwarkadas , A. Marcowith , M. Renaud , V. Tatischeff , G. Giacinti

The design and analysis of time-domain sky surveys requires the ability to simulate accurately realistic populations of core collapse supernova (SN) events. We present a set of spectral time-series templates designed for this purpose, for…

High Energy Astrophysical Phenomena · Physics 2019-10-02 M. Vincenzi , M. Sullivan , R. E. Firth , C. P. Gutiérrez , C. Frohmaier , M. Smith , C. Angus , R. C. Nichol

Core-collapse supernovae are connected with formation of neutron stars. Part of the gravitation energy is transformed into the energy of the explosion, observed in SN II, SN Ib,c type supernovae. The mechanism of transformation is not…

Astrophysics · Physics 2007-05-23 G. S. Bisnovatyi-Kogan , S. G. Moiseenko , N. V. Ardeljan

Using our new state-of-the-art core-collapse supernova (CCSN) code Fornax, we explore the dependence upon spatial resolution of the outcome and character of three-dimensional (3D) supernova simulations. For the same 19-M$_{\odot}$…

High Energy Astrophysical Phenomena · Physics 2019-10-09 Hiroki Nagakura , Adam Burrows , David Radice , David Vartanyan

This paper considers the phenomenon of deep core collapse in collisional stellar systems, with stars of equal mass. The collapse takes place on some multiple, $\xi ^{-1}$, of the central relaxation time, and produces a density profile in…

Astrophysics · Physics 2008-11-26 Holger Baumgardt , Douglas C. Heggie , Piet Hut , Junichiro Makino

Future galactic supernovae will provide an extremely long baseline for studying the properties and interactions of neutrinos. In this paper, we discuss the possibility of using such an event to constrain (or discover) the effects of exotic…

High Energy Astrophysical Phenomena · Physics 2010-10-01 Chris Kelso , Dan Hooper

Modern neutrino facilities will be able to detect a large number of neutrinos from the next Galactic supernova. We investigate the viability of the triangulation method to locate a core-collapse supernova by employing the neutrino arrival…

High Energy Physics - Phenomenology · Physics 2018-04-13 Vedran Brdar , Manfred Lindner , Xun-Jie Xu

Understanding which stars explode leaving behind neutron stars and which stars collapse forming black holes remains a fundamental astrophysical problem. We derive an analytic explosion condition for spherically symmetric core-collapse…

High Energy Astrophysical Phenomena · Physics 2022-09-21 Mariam Gogilashvili , Jeremiah W. Murphy

In the context of the recently developed "equation-free" approach to computer-assisted analysis of complex systems, we extract the self-similar solution describing core collapse of a stellar system from numerical experiments. The technique…

Astrophysics · Physics 2009-11-11 Andras Szell , David Merritt , Ioannis G. Kevrekidis

Core-collapse simulations of massive stars are performed using the equation of state (EOS) based on the microscopic variational calculation with realistic nuclear forces. The progenitor models with the initial masses of $15M_\odot$,…

High Energy Astrophysical Phenomena · Physics 2021-06-30 Ken'ichiro Nakazato , Kohsuke Sumiyoshi , Hajime Togashi

We present the first 3-dimensional simulations following the evolution of supernova shocks from their inception in the stellar core through the development of a supernova remnant into the Sedov phase. Our set of simulations use two…

Solar and Stellar Astrophysics · Physics 2013-05-20 Carola I. Ellinger , Gabriel Rockefeller , Christopher L. Fryer , Patrick A. Young , Sangwook Park

Recent observations of supernovae, supernova remnants, and radio pulsars suggest that there are correlations between pulsar kicks and spins, infrared and gamma-ray line profiles, supernova polarizations, and ejecta debris fields. A…

Astrophysics · Physics 2007-05-23 Adam Burrows

Massive stars have a strong impact on their surroundings, in particular when they produce a core-collapse supernova at the end of their evolution. In these proceedings, we review the general evolution of massive stars and their properties…

Solar and Stellar Astrophysics · Physics 2018-02-22 Raphael Hirschi , David Arnett , Andrea Cristini , Cyril Georgy , Casey Meakin , Ian Walkington

The use of AI and ML for scientific applications is currently a very exciting and dynamic field. Much of this excitement for HPC has focused on ML applications whose analysis and classification generate very large numbers of flops. Others…

Machine Learning · Computer Science 2020-09-08 Drew Schmidt , Bronson Messer , M. Todd Young , Michael Matheson