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Related papers: Core collapse supernovae: magnetorotational explos…

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We perform a set of two-dimensional, non-relativistic, hydrodynamics simulations for supernova-like explosion associated with stellar core collapse of rotating massive stars to a system of a black hole and a disk connected by the transfer…

High Energy Astrophysical Phenomena · Physics 2024-02-29 Ludovica Crosato Menegazzi , Sho Fujibayashi , Koh Takahashi , Ayako Ishii

Core-collapse supernovae are dramatic events with a rich phenomenology, including gravitational radiation. Simulations of these events in multiple spatial dimensions with energy- and angle-dependent neutrino transport are still in their…

Astrophysics · Physics 2009-11-10 Christian Y. Cardall

(Abridged) We present results from dynamical models of core-collapse supernovae in one spatial dimension, employing a newly-developed Boltzmann neutrino radiation transport algorithm, coupled to Lagrangean hydrodynamics and a consistent…

Astrophysics · Physics 2009-11-07 Todd A. Thompson , Adam Burrows , Philip A. Pinto

The question why and how core-collapse supernovae (SNe) explode is one of the central and most long-standing riddles of stellar astrophysics. A solution is crucial for deciphering the SN phenomenon, for predicting observable signals such as…

High Energy Astrophysical Phenomena · Physics 2018-04-25 H. -Th. Janka

Despite the three-dimensional nature of core-collapse supernovae (CCSNe), simulations in spherical symmetry (1D) play an important role to study large model sets for the progenitor-remnant connection, explosion properties, remnant masses,…

High Energy Astrophysical Phenomena · Physics 2025-05-27 Liliya Imasheva , H. -Thomas Janka , Achim Weiss

During the gravitational core collapse of a massive progenitor star which may give rise to at least a class of gamma-ray bursts (GRBs) associated with supernovae, a stellar core rapidly passes through a short yet important phase of…

Astrophysics · Physics 2009-11-13 Yi Cao , Yu-Qing Lou

We investigate the fate of a collapsing stellar core, which is the final state of evolution of a massive, rotating star of a Wolf-Rayet type. Such stars explode as type I b/c supernovae, which have been observed in association with long…

High Energy Astrophysical Phenomena · Physics 2024-01-31 Agnieszka Janiuk , Narjes Shahamat , Dominika Król

I use photometry and spectroscopy data for 24 Type II plateau supernovae to examine their observed and physical properties. This dataset shows that these objects encompass a wide range of ~5 mag in their plateau luminosities, their…

Astrophysics · Physics 2010-04-06 Mario Hamuy

We perform some experimental simulations in spherical symmetry and axisymmetry to understand the post-shock-revival evolution of core-collapse supernovae. Assuming that the stalled shock wave is relaunched by neutrino heating and employing…

High Energy Astrophysical Phenomena · Physics 2015-06-11 Yu Yamamoto , Shin-ichiro Fujimoto , Hiroki Nagakura , Shoichi Yamada

Supernova explosions of massive stars are one of the primary sites for the production of the elements in the universe. Up to now, stars with zero-age main-sequence masses in the range of 35--50~$M_\odot$ had mostly been representing the…

High Energy Astrophysical Phenomena · Physics 2020-06-04 Tobias Fischer , Meng-Ru Wu , Benjamin Wehmeyer , Niels-Uwe F. Bastian , Gabriel Martínez-Pinedo , Friedrich-Karl Thielemann

Supernovae (SNe) powered by interaction with circumstellar material provide evidence for intense stellar mass loss during the final years leading up to core collapse. We have argued that during and after core neon burning, internal gravity…

Solar and Stellar Astrophysics · Physics 2015-06-17 Joshua H. Shiode , Eliot Quataert

Core-collapse supernovae, the culmination of massive stellar evolution, are spectacular astronomical events and the principle actors in the story of our elemental origins. Our understanding of these events, while still incomplete, centers…

High Energy Astrophysical Phenomena · Physics 2016-03-30 W. R. Hix , E. J. Lentz , S. W. Bruenn , A. Mezzacappa , O. E. B. Messer , E. Endeve , J. M. Blondin , J. A. Harris , P. Marronett , K. N. Yakunin

Hypermassive neutron stars (HMNSs) -- equilibrium configurations supported against collapse by rapid differential rotation -- are possible transient remnants of binary neutron star mergers. Using newly developed codes for…

We present the first self-consistent, three-dimensional (3D) core-collapse supernova simulations performed with the Prometheus-Vertex code for a rotating progenitor star. Besides using the angular momentum of the 15 solar-mass model as…

High Energy Astrophysical Phenomena · Physics 2018-01-10 A. Summa , H. -Th. Janka , T. Melson , A. Marek

This meeting covered the range of cosmic explosions from solar flares to gamma-ray bursts. A common theme is the role of rotation and magnetic fields. A rigorous examination is underway to characterize systematic effects that might alter…

Astrophysics · Physics 2009-10-31 J. Craig Wheeler

In this paper, we derive correlations between core-collapse supernova observables and progenitor core structures that emerge from our suite of twenty state-of-the-art 3D core-collapse supernova simulations carried to late times. This is the…

High Energy Astrophysical Phenomena · Physics 2024-03-14 Adam Burrows , Tianshu Wang , David Vartanyan

Core-collapse supernovae are, despite their spectacular visual display, neutrino events. Virtually all of the 10^53 ergs of gravitational binding energy released in the formation of the nascent neutron star is carried away in the form of…

Astrophysics · Physics 2009-09-25 O. E. B. Messer , A. Mezzacappa , S. W. Bruenn , M. W. Guidry

A relatively modest value of the initial rotation of the iron core, a period of ~ 6-31 s, will give a very rapidly rotating protoneutron star and hence strong differential rotation with respect to the infalling matter. Under these…

Astrophysics · Physics 2007-05-23 Shizuka Akiyama , J. Craig Wheeler

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

Our understanding of the core-collapse supernova explosion mechanism is incomplete. While the favoured scenario is delayed revival of the stalled shock by neutrino heating, it is difficult to reliably compute explosion outcomes and…

High Energy Astrophysical Phenomena · Physics 2022-03-08 Sarah E. Gossan , Jim Fuller , Luke F. Roberts