Search Results - "Melson, Tobias"

Physics of Core-Collapse Supernovae in Three Dimensions: A Sneak Preview by Janka, Hans-Thomas, Melson, Tobias, Summa, Alexander

“…Nonspherical mass motions are a generic feature of core-collapse supernovae, and hydrodynamic instabilities play a crucial role in the explosion mechanism. The…”
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Supernova simulations from a 3D progenitor model – Impact of perturbations and evolution of explosion properties by Müller, Bernhard, Melson, Tobias, Heger, Alexander, Janka, Hans-Thomas

“…Abstract We study the impact of large-scale perturbations from convective shell burning on the core-collapse supernova explosion mechanism using 3D multigroup…”
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Rotation-supported Neutrino-driven Supernova Explosions in Three Dimensions and the Critical Luminosity Condition by Summa, Alexander, Janka, Hans-Thomas, Melson, Tobias, Marek, Andreas

“…We present the first self-consistent, 3D core-collapse supernova simulations performed with the Prometheus-Vertex code for a rotating progenitor star. Besides…”
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Large-scale Mixing in a Violent Oxygen-Neon Shell Merger Prior to a Core-collapse Supernova by Yadav, Naveen, Müller, Bernhard, Janka, Hans Thomas, Melson, Tobias, Heger, Alexander

“…We present a 7 minute long 4π-3D simulation of a shell merger event in a nonrotating 18.88 M supernova progenitor before the onset of gravitational collapse…”
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PROGENITOR-DEPENDENT EXPLOSION DYNAMICS IN SELF-CONSISTENT, AXISYMMETRIC SIMULATIONS OF NEUTRINO-DRIVEN CORE-COLLAPSE SUPERNOVAE by Summa, Alexander, Hanke, Florian, Janka, Hans-Thomas, Melson, Tobias, Marek, Andreas, Müller, Bernhard

“…ABSTRACT We present self-consistent, axisymmetric core-collapse supernova simulations performed with the Prometheus-Vertex code for 18 pre-supernova models in…”
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Effects of LESA in Three-dimensional Supernova Simulations with Multidimensional and Ray-by-ray-plus Neutrino Transport by Glas, Robert, Janka, H.-Thomas, Melson, Tobias, Stockinger, Georg, Just, Oliver

“…A set of eight self-consistent, time-dependent supernova (SN) simulations in three spatial dimensions (3D) for 9 and 20 M progenitors is evaluated for the…”
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Resolution Study for Three-dimensional Supernova Simulations with the Prometheus-Vertex Code by Melson, Tobias, Kresse, Daniel, Janka, Hans-Thomas

“…We present a carefully designed, systematic study of the angular resolution dependence of simulations with the Prometheus-Vertex neutrino-hydrodynamics code…”
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Parallelized Solution Method of the Three-dimensional Gravitational Potential on the Yin-Yang Grid by Almanstötter, Marius, Melson, Tobias, Janka, Hans-Thomas, Müller, Ewald

“…We present a new method for solving the 3D gravitational potential of a density field on the Yin-Yang grid. Our algorithm is based on a multipole decomposition…”
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Resolution Study for Three-dimensional Supernova Simulations with the Prometheus-Vertex Code by Melson, Tobias, Kresse, Daniel, Janka, H. -Thomas

“…We present a carefully designed, systematic study of the angular resolution dependence of simulations with the Prometheus-Vertex neutrino-hydrodynamics code…”
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Large-Scale Mixing in a Violent Oxygen-Neon Shell Merger Prior to a Core-Collapse Supernova by Yadav, Naveen, Müller, Bernhard, Janka, Hans Thomas, Melson, Tobias, Heger, Alexander

“…We present a seven-minute long $4\pi$-3D simulation of a shell merger event in a non-rotating $18.88\, M_\odot$ supernova progenitor before the onset of…”
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Effects of LESA in Three-Dimensional Supernova Simulations with Multi-Dimensional and Ray-by-Ray-plus Neutrino Transport by Glas, Robert, Janka, H. -Thomas, Melson, Tobias, Stockinger, Georg, Just, Oliver

“…A set of eight self-consistent, time-dependent supernova (SN) simulations in three spatial dimensions (3D) for 9 solar-mass and 20 solar-mass progenitors is…”
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Parallelized Solution Method of the Three-dimensional Gravitational Potential on the Yin-Yang Grid by Almanstoetter, Marius, Melson, Tobias, Janka, H. -Thomas, Mueller, Ewald

“…The Astrophysical Journal, Volume 863, Issue 2, article id. 142, 7 pp. (2018) We present a new method for solving the three-dimensional gravitational potential…”
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Physics of Core-Collapse Supernovae in Three Dimensions: a Sneak Preview by Janka, H. -Thomas, Melson, Tobias, Summa, Alexander

“…Nonspherical mass motions are a generic feature of core-collapse supernovae, and hydrodynamic instabilities play a crucial role for the explosion mechanism…”
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Neutrino-driven supernova of a low-mass iron-core progenitor boosted by three-dimensional turbulent convection by Melson, Tobias, Janka, Hans-Thomas, Marek, Andreas

“…Astrophysical J. Lett. 801, L24 (2015) We present the first successful simulation of a neutrino-driven supernova explosion in three dimensions (3D), using the…”
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Progenitor-dependent Explosion Dynamics in Self-consistent, Axisymmetric Simulations of Neutrino-driven Core-collapse Supernovae by Summa, Alexander, Hanke, Florian, Janka, Hans-Thomas, Melson, Tobias, Marek, Andreas, Müller, Bernhard

“…We present self-consistent, axisymmetric core-collapse supernova simulations performed with the Prometheus-Vertex code for 18 pre-supernova models in the range…”
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Neutrino-driven explosion of a 20 solar-mass star in three dimensions enabled by strange-quark contributions to neutrino-nucleon scattering by Melson, Tobias, Janka, Hans-Thomas, Bollig, Robert, Hanke, Florian, Marek, Andreas, Mueller, Bernhard

“…Astrophysical J. Lett. 808, L42 (2015) Interactions with neutrons and protons play a crucial role for the neutrino opacity of matter in the supernova core…”
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