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Related papers: Nucleosynthesis Calculations from Core-Collapse Su…

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Core-collapse supernovae produce elements between Fe and Ag depending on the properties of the ejected matter. Despite the fast progress in supernova simulations in the last decades, there are still uncertainties in the astrophysical…

High Energy Astrophysical Phenomena · Physics 2018-04-04 Julia Bliss , Maximilian Witt , Almudena Arcones , Fernando Montes , Jorge Pereira

We perform hydrodynamical simulations of core collapse supernovae (CCSNe) with a cylindrically-symmetrical numerical code (FLASH) to study the inflation of bubbles and the initiation of the explosion within the frame of the jittering-jets…

High Energy Astrophysical Phenomena · Physics 2015-06-04 Oded Papish , Noam Soker

Precise neutrino energy reconstruction is essential for next-generation long-baseline oscillation experiments, yet current methods remain limited by large uncertainties in neutrino-nucleus interaction modeling. Even so, it is well…

High Energy Physics - Phenomenology · Physics 2026-04-14 Sebastian A. R. Ellis , Daniel C. Hackett , Shirley Weishi Li , Pedro A. N. Machado , Karla Tame-Narvaez

The mergers of binary neutron stars, as well as black hole-neutron star systems, are expected to produce an electromagnetic counterpart that can be analyzed to infer the element synthesis that occurred in these events. We investigate one…

High Energy Astrophysical Phenomena · Physics 2021-01-20 Y. L. Zhu , K. Lund , J. Barnes , T. M. Sprouse , N. Vassh , G. C. McLaughlin , M. R. Mumpower , R. Surman

The observation of neutrinos from Supernova~1987A has confirmed the theoretical conjecture that these particles play a crucial role during the collapse of the core of a massive star. Only one per cent of the energy they carry away from the…

Astrophysics · Physics 2007-05-23 H. -Th. Janka

We study the neutrino-induced production of nuclides in explosive supernova nucleosynthesis for progenitor stars with solar metallicity including neutrino nucleus reactions for all nuclei with charge numbers $Z < 76$ with average neutrino…

High Energy Astrophysical Phenomena · Physics 2018-10-17 A. Sieverding , G. Martínez-Pinedo , L. Huther , K. Langanke , A. Heger

We here focus on the behavior of supernovae that technically explode in 1D (spherical symmetry). When simulated in 3D, however, the outcomes of representative progenitors of this class are quite different in almost all relevant quantities.…

High Energy Astrophysical Phenomena · Physics 2024-05-24 Tianshu Wang , Adam Burrows

Gravitational waves are emitted from deep within a core-collapse supernova, which may enable us to determine the mechanism of the explosion from a gravitational-wave detection. Previous studies suggested that it is possible to determine if…

Background: In the environment of high neutrino-fluxes provided in core-collapse supernovae or neutron star mergers, neutrino-induced reactions with nuclei contribute to the nucleosynthesis processes. A number of terrestrial neutrino…

Nuclear Theory · Physics 2015-06-11 N. Paar , H. Tutman , T. Marketin , T. Fischer

The neutrino-driven wind from a nascent neutron star at the center of a supernova expands into the earlier ejecta of the explosion. Upon collision with this slower matter the wind material is decelerated in a wind termination shock. By…

Astrophysics · Physics 2008-11-26 A. Arcones , L. Scheck , H. -Th. Janka

Explosions of type Ic supernovae (SNe Ic) are investigated using a relativistic hydrodynamic code to study roles of their outermost layers of the ejecta in light element nucleosynthesis through spallation reactions as a possible mechanism…

Astrophysics · Physics 2009-11-10 Ko Nakamura , Toshikazu Shigeyama

Here I review some nuclear physics aspects of core-collapse supernovae concerning neutrinos. Studies of neutrino emission and interactions in supernovae are crucial to our understanding of the explosion mechanism, the heavy element…

Astrophysics · Physics 2007-05-23 Yong-Zhong Qian

Nuclear recoil backgrounds are one of the most dangerous backgrounds for many dark matter experiments. A primary source of nuclear recoils is radiogenic neutrons produced in the detector material itself. These neutrons result from fission…

Instrumentation and Detectors · Physics 2017-11-15 S. Westerdale , P. D. Meyers

We present a comprehensive nucleosynthesis study of the neutrino-driven wind in the aftermath of a binary neutron star merger. Our focus is the initial remnant phase when a massive central neutron star is present. Using tracers from a…

Solar and Stellar Astrophysics · Physics 2015-10-23 Dirk Martin , Albino Perego , Almudena Arcones , Friedrich-Karl Thielemann , Oleg Korobkin , Stephan Rosswog

We couple two-dimensional hydrodynamics to detailed one-dimensional multigroup flux-limited diffusion neutrino transport to investigate prompt convection in core collapse supernovae. Our initial conditions, time-dependent boundary…

We present a Monte Carlo method for direct incorporation of nuclear inputs in primordial nucleosynthesis calculations. This method is intended to remedy shortcomings of current error estimation, by eliminating intermediate data evaluations…

Astrophysics · Physics 2009-10-31 Kenneth M. Nollett , Scott Burles

$^{56}$Ni is an important indicator of the supernova explosions, which characterizes light curves. Nevertheless, rather than $^{56}$Ni, the explosion energy has often been paid attention from the explosion mechanism community, since it is…

High Energy Astrophysical Phenomena · Physics 2019-04-11 Yudai Suwa , Nozomu Tominaga , Keiichi Maeda

The neutrino process that occurs in the outer stellar shells during a supernova explosion and involves neutrino-nucleus reactions produces a range of rare, stable and radioactive isotopes. We improve previous $\nu$-process studies by using,…

High Energy Astrophysical Phenomena · Physics 2019-07-02 Andre Sieverding , Gabriel Martínez-Pinedo , Karlheinz Langanke , Robert Bollig , Hans-Thomas Janka , Alexander Heger

Neutrino-driven winds, which follow core-collapse supernova explosions, present a fascinating nuclear astrophysics problem that requires understanding advanced astrophysics simulations, the properties of matter and neutrino interactions…

Solar and Stellar Astrophysics · Physics 2015-06-05 A. Arcones , F. -K. Thielemann

The acquisition of precise and reliable nuclear data is a prerequisite to success for stellar evolution and nucleosynthesis studies. Core-collapse simulators find it challenging to generate an explosion from the collapse of the core of…

Nuclear Theory · Physics 2015-05-30 Jameel-Un Nabi , Abdel Nasser Tawfik
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