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Related papers: Toward Five-dimensional Core-collapse Supernova Si…

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Bearing in mind the application to core-collapse supernovae, we study nonlinear properties of the magneto-rotational instability (MRI) by means of three- dimensional simulations in the framework of a local shearing box approximation. By…

Solar and Stellar Astrophysics · Physics 2015-06-11 Y. Masada , T. Takiwaki , K. Kotake , T. Sano

We introduce our newly developed two different, three dimensional magneto hydrodynamical codes in detail. One of our codes is written in the Newtonian limit (NMHD) and the other is in the fully general relativistic code (GRMHD). Both codes…

Solar and Stellar Astrophysics · Physics 2015-05-19 Takami Kuroda , Hideyuki Umeda

We present a carefully designed, systematic study of the angular resolution dependence of simulations with the Prometheus-Vertex neutrino-hydrodynamics code. Employing a simplified neutrino heating-cooling scheme in the Prometheus…

High Energy Astrophysical Phenomena · Physics 2020-03-11 Tobias Melson , Daniel Kresse , H. -Thomas Janka

We have developed a new massively-parallel radiation-hydrodynamics code (Cosmos) for Newtonian and relativistic astrophysical problems that also includes radiative cooling, self-gravity, and non-equilibrium, multi-species chemistry. Several…

Astrophysics · Physics 2009-11-07 Peter Anninos , P. Chris Fragile , Stephen D. Murray

We have performed hydrodynamic simulations of relativistic rotational supernova core collapse in axisymmetry and have computed the gravitational radiation emitted by such an event. Details of the methodology and of the numerical code have…

Astrophysics · Physics 2009-11-07 Harald Dimmelmeier , Jose A. Font , Ewald Mueller

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

We have developed a time-dependent, multi-energy-group, and multi-angle (S$_n$) Boltzmann transport scheme for radiation hydrodynamics simulations, in one and two spatial dimensions. The implicit transport is coupled to both 1D…

Astrophysics · Physics 2009-11-10 Eli Livne , Adam Burrows , Rolf Walder , Itamar Lichtenstadt , Todd A. Thompson

The most energetic core-collapse supernovae are thought to arise from rapidly rotating, magnetised progenitors. However, the three-dimensional pre-collapse structure of their angular momentum and magnetic fields remains poorly constrained,…

Solar and Stellar Astrophysics · Physics 2026-05-25 Adam Griffiths , Miguel-Ángel Aloy , Martin Obergaulinger

Neutrino-driven convection plays a crucial role in the development of core-collapse supernova (CCSN) explosions. However, the complex mechanism that triggers the shock revival and the subsequent explosion has remained inscrutable for many…

Solar and Stellar Astrophysics · Physics 2020-06-24 Jordi Casanova , Eirik Endeve , Eric J. Lentz , O. E. Bronson Messer , W. Raphael Hix , J. Austin Harris , Stephen W. Bruenn

We present a new three-dimensional general-relativistic hydrodynamic evolution scheme coupled to dynamical spacetime evolutions which is capable of efficiently simulating stellar collapse, isolated neutron stars, black hole formation, and…

High Energy Astrophysical Phenomena · Physics 2013-09-23 C. Reisswig , R. Haas , C. D. Ott , E. Abdikamalov , P. Moesta , D. Pollney , E. Schnetter

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 have done a series of two-dimensional hydrodynamic simulations of the rotational collapse of a supernova core in axisymmetry. We have employed a realistic equation of state (EOS) and taken into account electron captures and neutrino…

Astrophysics · Physics 2016-08-30 Kei Kotake , Shoichi Yamada , Katsuhiko Sato

Long-term neutrino-radiation hydrodynamics simulations in full general relativity are performed for the collapse of rotating massive stars that are evolved from He-stars with their initial mass of $20$ and $32M_\odot$. It is shown that if…

High Energy Astrophysical Phenomena · Physics 2021-10-04 Sho Fujibayashi , Koh Takahashi , Yuichiro Sekiguchi , Masaru Shibata

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

The detection of gravitational waves from a core-collapse supernova in the Milky Way or its vicinity represents a unique opportunity to probe the inner workings of these explosions. In this review, I briefly summarize our current…

High Energy Astrophysical Phenomena · Physics 2026-03-26 Bernhard Müller

New insights into the mechanism and character of core--collapse supernova explosions are transforming the approach of theorists to their subject. The universal realization that the direct hydrodynamic mechanism does not work and that a…

Astrophysics · Physics 2009-10-28 Adam Burrows

We investigate correlated gravitational wave and neutrino signals from rotating core-collapse supernovae with simulations. Using an improved mode identification procedure based on mode function matching, we show that a linear quadrupolar…

High Energy Astrophysical Phenomena · Physics 2019-12-18 John Ryan Westernacher-Schneider , Evan O'Connor , Erin O'Sullivan , Irene Tamborra , Meng-Ru Wu , Sean M. Couch , Felix Malmenbeck

We present in this paper a public data release of an unprecedentedly-large set of core-collapse supernova (CCSN) neutrino emission models, comprising one hundred detailed 2D-axisymmetric radiation-hydrodynamic simulations evolved out to as…

High Energy Astrophysical Phenomena · Physics 2023-07-19 David Vartanyan , Adam Burrows

We explore with self-consistent 2D F{\sc{ornax}} simulations the dependence of the outcome of collapse on many-body corrections to neutrino-nucleon cross sections, the nucleon-nucleon bremsstrahlung rate, electron capture on heavy nuclei,…

Solar and Stellar Astrophysics · Physics 2018-01-30 Adam Burrows , David Vartanyan , Joshua C. Dolence , M. Aaron Skinner , David Radice

We have developed a relativistic, radiation-hydrodynamics Lagrangian code, specifically tailored to simulate the evolution of the main observables (light curve, evolution of photospheric velocity and temperature) in core-collapse supernova…

Solar and Stellar Astrophysics · Physics 2015-05-30 M. L. Pumo , L. Zampieri
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