414 citations · 4.1k across the 33 of their papers we have counts for
23 papers · 1 filter
3D Simulations of Magnetoconvection in a Rapidly Rotating Supernova Progenitor
Vishnu Varma, Bernhard Mueller
We present a first 3D magnetohydrodynamic (MHD) simulation of oxygen, neon and carbon shell burning in a rapidly rotating 16 M_sun core-collapse supernova progenitor. We also run a…
Synthetic Light Curves and Spectra from a Self-Consistent 2D Simulation of an Ultra-strippped Supernova
Thomas Maunder, Bernhard Müller, Fionntan Callan +2
Spectroscopy is an important tool for providing insights into the structure of core-collapse supernova explosions. We use the Monte Carlo radiative transfer code ARTIS to compute s…
Broadband spectroscopy of astrophysical ice analogues: II. Optical constants of CO and CO ices in the terahertz and infrared ranges
A. A. Gavdush, F. Kruczkiewicz, B. M. Giuliano +7
Context: Broadband optical constants of astrophysical ice analogues in the infrared (IR) and terahertz (THz) ranges are required for modeling the dust continuum emission and radiat…
Stripped-envelope stars in different metallicity environments. II. Type I supernovae and compact remnants
David R. Aguilera-Dena, Bernhard Müller, John Antoniadis +4
Stripped-envelope stars can be observed as Wolf-Rayet (WR) stars, or as less luminous hydrogen-poor stars with low mass loss rates and transparent winds. Both types are potential p…
Supernova Simulations from a 3D Progenitor Model -- Impact of Perturbations and Evolution of Explosion Properties
B. Müller, T. Melson, A. Heger +1
We study the impact of large-scale perturbations from convective shell burning on the core-collapse supernova explosion mechanism using three-dimensional (3D) multi-group neutrino…
The Core-Collapse Supernova Explosion Mechanism
B. Müller
The explosion mechanism of core-collapse supernovae is a long-standing problem in stellar astrophysics. We briefly outline the main contenders for a solution and review recent effo…
Nucleosynthesis in the Innermost Ejecta of Neutrino-Drive Supernova Explosions in Two Dimensions
Shinya Wanajo, Bernhard Müller, Hans-Thomas Janka +1
We examine the nucleosynthesis in the innermost, neutrino-processed ejecta (a few ) of self-consistent, two-dimensional explosion models of core-collapse supernov…
The Status of Multi-Dimensional Core-Collapse Supernova Models
B. Müller
Models of core-collapse supernova explosions powered by the neutrino-driven mechanism have matured considerable in recent years. Explosions at the low-mass end of the progenitor sp…
The Last Minutes of Oxygen Shell Burning in a Massive Star
Bernhard Müller, Maxime Viallet, Alexander Heger +1
We present the first 3D simulation of the last minutes of oxygen shell burning in an 18 solar mass supernova progenitor up to the onset of core collapse. A moving inner boundary is…
A Simple Approach to the Supernova Progenitor-Explosion Connection
B. Müller, A. Heger, D. Liptai +1
We present a new approach to understand the landscape of supernova explosion energies, ejected nickel masses, and neutron star birth masses. In contrast to other recent parametric…
Non-Radial Instabilities and Progenitor Asphericities in Core-Collapse Supernovae
B. Müller, H. -Th. Janka
Since core-collapse supernova simulations still struggle to produce robust neutrino-driven explosions in 3D, it has been proposed that asphericities caused by convection in the pro…
Neutrino emission characteristics and detection opportunities based on three-dimensional supernova simulations
Irene Tamborra, Georg Raffelt, Florian Hanke +2
The neutrino emission characteristics of the first full-scale three-dimensional supernova simulations with sophisticated three-flavor neutrino transport for three models with masse…
Self-sustained asymmetry of lepton-number emission: A new phenomenon during the supernova shock-accretion phase in three dimensions
Irene Tamborra, Florian Hanke, Hans-Thomas Janka +3
During the stalled-shock phase of our 3D hydrodynamical core-collapse simulations with energy-dependent, 3-flavor neutrino transport, the lepton-number flux (nue minus antinue) eme…
A New Multi-Dimensional General Relativistic Neutrino Hydrodynamics Code for Core-Collapse Supernovae IV. The Neutrino Signal
B. Müller, H. -Th. Janka
Considering general relativistic, two-dimensional (2D) supernova (SN) explosion models of progenitor stars between 8.1 and 27 solar masses, we systematically analyze the properties…
Characterizing SASI- and Convection-Dominated Core-Collapse Supernova Explosions in Two Dimensions
Rodrigo Fernández, Bernhard Mueller, Thierry Foglizzo +1
The success of the neutrino mechanism of core-collapse supernovae relies on the supporting action of two hydrodynamic instabilities: neutrino-driven convection and the Standing Acc…
Neutrino signature of supernova hydrodynamical instabilities in three dimensions
Irene Tamborra, Florian Hanke, Bernhard Mueller +2
The first full-scale three-dimensional (3D) core-collapse supernova (SN) simulations with sophisticated neutrino transport show pronounced effects of the standing accretion shock i…
SASI Activity in Three-Dimensional Neutrino-Hydrodynamics Simulations of Supernova Cores
F. Hanke, B. Mueller, A. Wongwathanarat +2
The relevance of the standing accretion shock instability (SASI) compared to neutrino-driven convection in three-dimensional (3D) supernova-core environments is still highly contro…
A New Multi-Dimensional General Relativistic Neutrino Hydrodynamics Code of Core-Collapse Supernovae III. Gravitational Wave Signals from Supernova Explosion Models
Bernhard Mueller, Hans-Thomas Janka, Andreas Marek
We present a detailed theoretical analysis of the gravitational-wave (GW) signal of the post-bounce evolution of core-collapse supernovae (SNe), employing for the first time relati…
New Two-Dimensional Models of Supernova Explosions by the Neutrino-Heating Mechanism: Evidence for Different Instability Regimes in Collapsing Stellar Cores
B. Mueller, H. -Th. Janka, A. Heger
The neutrino-driven explosion mechanism for core-collapse supernovae in its modern flavor relies on the additional support of hydrodynamical instabilities in achieving shock reviva…
General Relativistic Explosion Models of Core-Collapse Supernovae
Bernhard Mueller, Andreas Marek, Hans-Thomas Janka +1
We present results from the first generation of multi-dimensional general relativistic neutrino hydrodynamics simulations of core-collapse supernovae. A comparison with models comp…
Is Strong SASI Activity the Key to Successful Neutrino-Driven Supernova Explosions?
Florian Hanke, Andreas Marek, Bernhard Mueller +1
Following a simulation approach of recent publications we explore the viability of the neutrino-heating explosion mechanism in dependence on the spatial dimension. Our results disa…
A new multi-dimensional general relativistic neutrino hydrodynamics code for core-collapse supernovae. I. Method and code tests in spherical symmetry
B. Mueller, H. -Th. Janka, H. Dimmelmeier
We present a new general relativistic (GR) code for hydrodynamic supernova simulations with neutrino transport in spherical and azimuthal symmetry (1D/2D). The code is a combinatio…
Neutrino Signal of Electron-Capture Supernovae from Core Collapse to Cooling
L. Huedepohl, B. Mueller, H. -Th. Janka +2
An 8.8 solar mass electron-capture supernova (SN) was simulated in spherical symmetry consistently from collapse through explosion to nearly complete deleptonization of the forming…