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Related papers: Nuclear Physics of Neutron Stars

200 papers

We present an overview of microscopical calculations of the Equation of State (EOS) of neutron matter performed using Quantum Monte Carlo techniques. We focus to the role of the model of the three-neutron force in the high-density part of…

Nuclear Theory · Physics 2015-06-11 Stefano Gandolfi

Physics of the Equation of State (EoS) for proto-neutron star (PNS) concerns properties of neutron rich matter at finite temperature over wide range of densities. In this contribution we discuss the structure of PNS inner crust in a…

High Energy Astrophysical Phenomena · Physics 2012-02-28 Gang Shen

In this study, my main goal is to examine the nuclear matter properties across a wide range of conditions, such as temperature, density, asymmetry, pressure, and magnetic field. Understanding the effect of these factors on nuclear matter is…

Nuclear Theory · Physics 2023-09-21 Vishal Parmar

We discuss the relativistic nuclear equation of state (EOS) using a relativistic transport model in heavy-ion collisions. From the baryon flow for $Au + Au$ systems at SIS to AGS energies and above we find that the strength of the vector…

Nuclear Theory · Physics 2009-11-06 P. K. Sahu

Heavy-ion reactions especially those induced by radioactive beams provide useful information about the density dependence of the nuclear symmetry energy, thus the Equation of State of neutron-rich nuclear matter, relevant for many…

Twin stars-two stable neutron stars (NSs) with the same mass but different radii have long been proposed to appear as a consequence of a possible first-order phase transition in NS matter. Within a meta-model for the EOS of hybrid stars, we…

Nuclear Theory · Physics 2025-02-13 Nai-Bo Zhang , Bao-An Li

The study of the equation-of-state (EoS) describing the properties of nuclear matter away from the normal conditions is a relevant and intriguing topic of modern nuclear physics. The last decades have witnessed a substantial experimental…

Nuclear Experiment · Physics 2023-03-09 P. Russotto , M. D. Cozma , E. De Filippo , A. Le Fèvre , Y. Leifels , J. Łukasik

The structure and basic properties of dense nuclear matter still remain one of the open problems of Physics. In particular, the composition of the matter that composes neutron stars is under theoretical and experimental investigation. Among…

Nuclear Theory · Physics 2024-11-22 K. Folias , Ch. C. Moustakidis

Neutron stars are the most dense objects in the observable Universe and conventionally one uses nuclear theory to obtain the equation of state (EOS) of dense hadronic matter and the global properties of these stars. In this work, we review…

Nuclear Theory · Physics 2009-02-03 T. K. Jha

Recent analyses of several isospin effects in heavy-ion reactions have allowed us to constrain the density dependence of nuclear symmetry energy at sub-saturation densities within a narrow range. Combined with constraints on the Equation of…

Nuclear Theory · Physics 2008-06-24 Bao-An Li , Lie-Wen Chen , Che Ming Ko , Plamen G. Krastev , Aaron Worley

Properties of effective interactions in neutron-rich matter are reflected in the medium's equation of state (EOS), which is a relationship among several state variables. Spin and isospin asymmetries play an important role in the energy…

Nuclear Theory · Physics 2007-10-03 Plamen G. Krastev , Francesca Sammarruca , Bao-An Li , Aaron Worley

The nuclear matter parameters define the nuclear equation of state (EoS), they appear as coefficients of expansion around the saturation density of symmetric and asymmetric nuclear matter. We review their correlations with several…

Nuclear Theory · Physics 2021-05-26 B. K. Agrawal , Tuhin Malik , J. N. De , S. K. Samaddar

The symmetry energy contribution to the nuclear Equation of State (EoS) impacts various phenomena in nuclear astrophysics, nuclear structure, and nuclear reactions. Its determination is a key objective of contemporary nuclear physics with…

In astrophysics as well as in hadron physics progress has recently been made on the determination of the hadronic equation of state (EOS) of compressed matter. The results are contradictory, however. Simulations of heavy ion reactions are…

Nuclear Theory · Physics 2009-11-11 Ch. Hartnack , H. Oeschler , Jörg Aichelin

An equation of state (EOS) of neutron star matter, describing both the neutron star crust and the liquid core, is calculated. It is based on the effective nuclear interaction SLy of the Skyrme type, which is particularly suitable for the…

Astrophysics · Physics 2009-11-07 F. Douchin , P. Haensel

Characteristics of the nuclear equation of state (EOS) and its importance, in particular for astrophysics, are discussed. Selected observables in nuclear collisions are sensitive to the EOS and can be used to constrain it. For central…

Nuclear Theory · Physics 2007-05-23 P. Danielewicz

Measurements of neutron star mass and radius or tidal deformability deliver unique insight into the equation of state (EOS) of cold dense matter. EOS inference is very often done using generalized parametric or non-parametric models which…

High Energy Astrophysical Phenomena · Physics 2024-03-25 Chun Huang , Geert Raaijmakers , Anna L. Watts , Laura Tolos , Constança Providência

The study of neutron stars is a topic of central interest in the investigation of the properties of strongly compressed hadronic matter. Whereas in heavy-ion collisions the fireball, created in the collision zone, contains very hot matter,…

Solar and Stellar Astrophysics · Physics 2015-06-04 S. Schramm , V. Dexheimer , R. Negreiros , T. Schürhoff , J. Steinheimer

We examine the influence of the density dependence of the symmetry energy on several properties of neutron stars. In particular, we study the constraints set on the nuclear matter equation of state by the values of the tidal deformability…

High Energy Astrophysical Phenomena · Physics 2019-09-04 Constança Providência

The equation of state (EoS) of asymmetric nuclear matter at high densities is a key topic for the description of matter inside neutron stars. The determination of the properties of asymmetric nuclear matter, such as the symmetry energy…

Nuclear Theory · Physics 2015-04-14 R. O. Gomes , V. Dexheimer , S. Schramm , C. A. Z. Vascconcellos