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Related papers: Core-collapse supernovae in the hall of mirrors. A…

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We investigate core-collapse supernova (CCSN) nucleosynthesis in polar axisymmetric simulations using the multidimensional radiation hydrodynamics code CHIMERA. Computational costs have traditionally constrained the evolution of the nuclear…

Fostered by the possibilities of multi-dimensional computational modeling, in particular the advent of three-dimensional (3D) simulations, our understanding of the neutrino-driven explosion mechanism of core-collapse supernovae (SNe) has…

High Energy Astrophysical Phenomena · Physics 2017-10-25 H. -Thomas Janka , Michael Gabler , Annop Wongwathanarat

Recent studies have highlighted the sensitivity of core-collapse supernovae (CCSNe) models to electron-capture (EC) rates on neutron-rich nuclei near the N=50 closed-shell region. In this work, we perform a large suite of one-dimensional…

High Energy Astrophysical Phenomena · Physics 2022-11-15 Zac Johnston , Sheldon Wasik , Rachel Titus , MacKenzie L. Warren , Evan P. O'Connor , Remco Zegers , Sean M. Couch

We report on the core-collapse supernova simulation we conducted for a 11.2 M progenitor model in three-dimensional space up to 20 ms after bounce, using a radiation hydrodynamics code with full Boltzmann neutrino transport. We solve the…

High Energy Astrophysical Phenomena · Physics 2020-11-11 Wakana Iwakami , Hirotada Okawa , Hiroki Nagakura , Akira Harada , Shun Furusawa , Kosuke Sumiyoshi , Hideo Matsufuru , Shoichi Yamada

We investigate core-collapse supernova (CCSN) nucleosynthesis with self-consistent, axisymmetric (2D) simulations performed using the radiation-hydrodynamics code Chimera. Computational costs have traditionally constrained the evolution of…

Solar and Stellar Astrophysics · Physics 2017-06-27 J. Austin Harris , W. Raphael Hix , Merek A. Chertkow , C. -T. Lee , Eric J. Lentz , O. E. Bronson Messer

Core-collapse supernovae (CCSNe) are powerful sources of gravitational waves (GWs). These signals propagate essentially unobstructed, providing a unique probe of the supernova central engine. In this work, we investigate parameter…

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

The mechanism driving core-collapse supernovae is sensitive to the interplay between matter and neutrino radiation. However, neutrino radiation transport is very difficult to simulate, and several radiation transport methods of varying…

High Energy Astrophysical Phenomena · Physics 2017-10-11 Sherwood Richers , Hiroki Nagakura , Christian D. Ott , Joshua Dolence , Kohsuke Sumiyoshi , Shoichi Yamada

Core collapse supernovae (CCSNe) impact many areas of astrophysics, including compact object formation and gravitational waves, but many uncertainties remain in our understanding of the evolution of their progenitors. We use the binary…

Solar and Stellar Astrophysics · Physics 2025-12-01 Mark Martinez , Anna O'Grady , Katelyn Breivik , Gina Chen

We discuss recent advances in the radiative-hydrodynamic modeling of core collapse supernovae in multi-dimensions. A number of earlier attempts at fully radiation-hydrodynamic models utilized either the grey approximation to describe the…

Astrophysics · Physics 2017-08-23 F. Douglas Swesty , Eric S. Myra

We present an implicit finite difference representation for general relativistic radiation hydrodynamics in spherical symmetry. Our code, Agile-Boltztran, solves the Boltzmann transport equation for the angular and spectral neutrino…

Magnetized and rotating core-collapse supernovae (CCSNe) are promising candidates for producing long gamma-ray bursts and hypernovae. In this project, we present 34 two-dimensional magnetized core-collapse supernova simulations with…

High Energy Astrophysical Phenomena · Physics 2026-03-30 Kuo-Chuan Pan , Yi-Fang Li

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

Using the 2D multi-group, flux-limited diffusion version of the code VULCAN/2D, that also incorporates rotation, we have calculated the collapse, bounce, shock formation, and early post-bounce evolutionary phases of a core-collapse…

Astrophysics · Physics 2009-11-10 R. Walder , A. Burrows , C. D. Ott , E. Livne , I. Lichtenstadt , M. Jarrah

The next time a core-collapse supernova (SN) explodes in our galaxy, vari- ous detectors will be ready and waiting to detect its emissions of gravitational waves (GWs) and neutrinos. Current numerical simulations have successfully…

High Energy Astrophysical Phenomena · Physics 2015-09-30 Takaaki Yokozawa , Mitsuhiro Asano , Tsubasa Kayano , Yudai Suwa , Nobuyuki Kanda , Yusuke Koshio , Mark R. Vagins

We present an overview of two-dimensional (2D) core-collapse supernova simulations employing neutrino transport scheme by the isotropic diffusion source approximation. We study 101 solar-metallicity, 247 ultra metal-poor, and 30 zero-metal…

High Energy Astrophysical Phenomena · Physics 2015-10-28 Ko Nakamura , Tomoya Takiwaki , Takami Kuroda , Kei Kotake

We provide yields from 189 neutrino-driven core-collapse supernova (CCSN) simulations covering zero-age main sequence masses between 11 and 75 solar masses and three different metallicities. Our CCSN simulations have two main advantages…

High Energy Astrophysical Phenomena · Physics 2025-01-15 Finia P. Jost , Marta Molero , Gerard Navó , Almudena Arcones , Martin Obergaulinger , Francesca Matteucci

We study in detail the ejecta conditions and theoretical nucleosynthetic results for 18 three-dimensional core-collapse supernova (CCSN) simulations done by F{\sc ornax}. {Most simulations are carried out to at least 3 seconds after bounce,…

High Energy Astrophysical Phenomena · Physics 2024-01-17 Tianshu Wang , Adam Burrows

Core-collapse supernova models depend on the details of the nuclear and weak interaction physics inputs just as they depend on the details of the macroscopic physics (transport, hydrodynamics, etc.), numerical methods, and progenitors. We…

Solar and Stellar Astrophysics · Physics 2011-01-04 Eric J. Lentz , W. Raphael Hix , Mark L. Baird , O. E. Bronson Messer , Anthony Mezzacappa

Supernovae (SNe) come in various flavors and are classified into different types based on emission and absorption lines in their spectra. SN candidates are now abundant with the advent of large systematic sky surveys like the Zwicky…

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