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As the calorimetric method of neutrino-energy reconstruction is generally considered to be largely insensitive to nuclear effects, its application seems to be an effective way for reducing systematic uncertainties in oscillation…

High Energy Physics - Phenomenology · Physics 2017-04-27 Artur M. Ankowski

Understanding the properties of the crust and the core as well as its interface is essential for accurate astrophysical modeling of phenomena such as glitches, X-ray bursts or oscillations in neutron stars. To study the crust-core…

Nuclear Theory · Physics 2017-11-01 Debarati Chatterjee , Francesca Gulminelli

Studies attempting to quantify the sensitivity of the $r$-process abundances to nuclear input have to cope with the fact that the theoretical models they rely on, rarely come with confidence intervals. This problem has been dealt with by…

Nuclear Theory · Physics 2023-08-15 Francesco Pogliano , Ann-Cecilie Larsen

X-ray bursts are thermonuclear flashes on the surface of accreting neutron stars and reliable burst models are needed to interpret observations in terms of properties of the neutron star and the binary system. We investigate the dependence…

High Energy Astrophysical Phenomena · Physics 2016-10-19 R. H. Cyburt , A. M. Amthor , A. Heger , E. Johnson , L. Keek , Z. Meisel , H. Schatz , K. Smith

A computer code for quasiparticle random phase approximation-QRPA and projected quasiparticle random phase approximation-PQRPA models of nuclear structure is explained in details. An important application of the code consists in evaluating…

Nuclear Theory · Physics 2010-04-22 F. Krmpotic , A. R. Samana , C. A. Bertulani

Recent progresses on the relativistic modeling of neutrino-nucleus reactions are presented and the results are compared with high precision experimental data in a wide energy range.

Rigorous statistical methods for estimating thermonuclear reaction rates and nucleosynthesis are becoming increasingly established in nuclear astrophysics. The main challenge being faced is that experimental reaction rates are highly…

Nuclear Experiment · Physics 2015-06-22 Christian Iliadis , Richard Longland , Alain Coc , F. X. Timmes , Art E. Champagne

We present an introduction to ab initio nuclear theory with a focus on nuclear reactions. After a high-level overview of ab initio approaches in nuclear physics, we give a more detailed description of the no-core shell model technique…

Nuclear Theory · Physics 2022-04-06 Petr Navratil , Sofia Quaglioni

The need of reconciling our understanding of the behavior of hadronic matter across a wide range of densities, especially at the time when data from multimessenger observations and novel experimental facilities are flooding in, has provided…

Nuclear Theory · Physics 2023-01-18 Chiranjib Mondal , Francesca Gulminelli

Nuclear reaction rates are quantities of fundamental importance in astrophysics. Substantial efforts have been devoted in the last decades to measure or calculate them. The present paper presents for the first time a detailed description of…

Astrophysics · Physics 2016-08-30 M. Aikawa , M. Arnould , S. Goriely , A. Jorissen , K. Takahashi

Computer simulations are enabling researchers to investigate systems which are extremely difficult to handle analytically. In the particular case of General Relativity, numerical models have proved extremely valuable for investigations of…

General Relativity and Quantum Cosmology · Physics 2010-04-06 Luis Lehner

Thermonuclear X-ray bursts from the surface of accreting neutron stars are the most common astrophysical explosions in our galaxy. They provide a unique window into the physics of neutron stars, the physics of matter under extreme…

High Energy Astrophysical Phenomena · Physics 2026-03-06 Yi Xu , Hendrik Schatz , Rita Lau , Zach Meisel , Peter Mohr

Any simulation of the r-process is affected by uncertainties in our present knowledge of nuclear physics quantities and astrophysical conditions. It is common to quantify the impact of these uncertainties through a global sensitivity…

High Energy Astrophysical Phenomena · Physics 2017-05-02 Zachary Shand , Rachid Ouyed , Nico Koning , Iris Dillmann , Reiner Krücken , Prashanth Jaikumar

Transfer reactions are an important tool in nuclear astrophysics. These reactions allow us to identify states in nuclei and to find the corresponding energies, to determine if these states can contribute to astrophysical nuclear reactions…

Nuclear Experiment · Physics 2023-02-15 Philip Adsley

We study the coupling of hydrodynamics and reactions in simulations of the double detonation model for Type Ia supernovae. When assessing the convergence of simulations, the focus is usually on spatial resolution; however, the method of…

High Energy Astrophysical Phenomena · Physics 2024-03-14 Michael Zingale , Zhi Chen , Melissa Rasmussen , Abigail Polin , Max Katz , Alexander Smith Clark , Eric T. Johnson

A Monte Carlo simulator is presented to reproduce data of nucleus-nucleus interactions at high energies. The program is designed in a microscopic point of view, where the cascade approach is applied. Moreover, each nucleon from both the…

High Energy Physics - Phenomenology · Physics 2007-05-23 N. M. Hassan , N. El-Harby , M. T. Hussein

We construct a new formulation that allows efficient exploration of steady-state accretion processes onto compact objects. Accretion onto compact objects is a common scenario in astronomy. These systems serve as laboratories to probe the…

High Energy Astrophysical Phenomena · Physics 2023-09-06 Kaho Tse , Alexander Heger , Ryosuke Hirai , Duncan K. Galloway

pynucastro addresses two needs in the field of nuclear astrophysics: visual exploration of nuclear reaction rates or networks and automated code generation for integrating reaction network ODEs. pynucastro accomplishes this by interfacing…

Instrumentation and Methods for Astrophysics · Physics 2018-03-26 Donald E. Willcox , Michael Zingale

We discuss the implementation of the nuclear model based on realistic nuclear spectral functions in the GENIE neutrino interaction generator. Besides improving on the Fermi gas description of the nuclear ground state, our scheme involves a…

High Energy Physics - Experiment · Physics 2014-11-19 C. -M. Jen , A. Ankowski , O. Benhar , A. P. Furmanski , L. N. Kalousis , C. Mariani

Nuclear and particle physics are the core components of most undergraduate and postgraduate physics courses worldwide. While few fundamental concepts like particle counting and detector characterisation are taught in tandem with laboratory…

Instrumentation and Detectors · Physics 2020-04-21 Deepak Samuel