English
Related papers

Related papers: Dynamical instabilities for model with point-coupl…

200 papers

The possible presence of amorphous and heterogeneous phases in the inner crust of a neutron star is expected to reduce the electrical conductivity of the crust, with potentially important consequences on the magneto-thermal evolution of the…

High Energy Astrophysical Phenomena · Physics 2021-01-20 T. Carreau , A. F. Fantina , F. Gulminelli

Effects of the density dependence of the nuclear symmetry energy on ground-state properties of superheavy nuclei are studied in the relativistic mean-field theory. It is found that the softening of the symmetry energy plays an important…

Nuclear Theory · Physics 2010-04-14 Wei-Zhou Jiang

A study of properties of the symmetry energy of nuclei is presented based on density functional theory. Calculations for finite nuclei are given so that the study includes isospin dependent surface symmetry considerations as well as isospin…

Nuclear Theory · Physics 2011-01-28 S. J. Lee , A. Z. Mekjian

We investigate the impact of pairing correlations on the behavior of unstable asymmetric nuclear matter at low temperature. We focus on the relative role of the pairing interaction, coupling nucleons of the same type (neutrons or protons),…

Nuclear Theory · Physics 2015-06-18 Stefano Burrello , Maria Colonna , Francesco Matera

We trace a systematic and consistent method to precisely numerate the magnitude range for various structural and isospin compositional properties of the neutron star. Incompressibility, symmetry energy, slope parameter and curvature of a…

Nuclear Theory · Physics 2021-11-29 Ankit Kumar , H. C. Das , S. K. Patra

The stability of the $\beta$-equilibrated dense nuclear matter is analyzed with respect to the thermodynamic stability conditions. Based on the density dependent M3Y effective nucleon-nucleon interaction, the effects of the nuclear…

Nuclear Theory · Physics 2014-09-05 Debasis Atta , D. N. Basu

We employ a variational method, in the framework of the Thomas-Fermi approximation, to study the effect of the symmetry energy on the neutron skin thickness and the symmetry energy coefficients of various neutron rich nuclei. We concentrate…

Nuclear Theory · Physics 2017-05-17 M. C. Papazoglou , Ch. C. Moustakidis

The role of the symmetry energy and the neutron-matter stiffness on the tidal deformability of a cold nonaccreted neutron star is studied using a set of unified equations of state. Based on the nuclear energy-density functional theory,…

Nuclear Theory · Physics 2019-10-30 Loic Perot , Nicolas Chamel , Aurélien Sourie

The spin rate \Omega of neutron stars at a given temperature T is constrained by the interplay between gravitational-radiation instabilities and viscous damping. Navier-Stokes theory has been used to calculate the viscous damping timescales…

General Relativity and Quantum Cosmology · Physics 2009-10-31 Vahid Rezania , Roy Maartens

There are many factors that contribute to the breaking of the spherical symmetry of a neutron star. Most notably is rotation, magnetic fields, and/or accretion of matter from companion stars. All these phenomena influence the macroscopic…

High Energy Astrophysical Phenomena · Physics 2012-05-31 Rodrigo Negreiros , Stefan Schramm , Fridolin Weber

The properties of critical parameters and phase diagram structure of liquid-gas phase transition are investigated in thermal symmetric and asymmetric nuclear matter with the covariant density functional (CDF) theory. Although uncertainty…

Nuclear Theory · Physics 2019-11-20 Shen Yang , Bo Nan Zhang , Bao Yuan Sun

As mature neutron stars are cold (on the relevant temperature scale), one has to carefully consider the state of matter in their interior. The outer kilometer or so is expected to freeze to form an elastic crust of increasingly neutron-rich…

High Energy Astrophysical Phenomena · Physics 2021-03-19 N. Andersson

The thermodynamic properties of nuclei are studied in a mean field model using a Skryme interaction. Properties of two component systems are investigated over the complete range of proton fraction from a system of pure neutrons to a system…

Nuclear Theory · Physics 2008-11-26 S. J. Lee , A. Z. Mekjian

In this paper a neutron star with an inner core which undergoes a phase transition, which is characterized by conformal degrees of freedom on the phase boundary, is considered. Typical cases of such a phase transition are e.g. quantum Hall…

General Relativity and Quantum Cosmology · Physics 2011-11-10 F. Canfora , A. Giacomini , S. Willison

The properties of spin polarized neutron matter are studied both at zero and finite temperature using Skyrme-type interactions. It is shown that the critical density at which ferromagnetism takes place decreases with temperature. This…

Nuclear Theory · Physics 2009-11-11 Arnau Rios , Artur Polls , Isaac Vidaña

The temperature dependence of the symmetry energy and symmetry free energy coefficients of infinite nuclear matter and of finite nuclei is investigated. For infinite matter, both these coefficients are found to have a weaker dependence on…

Nuclear Theory · Physics 2015-06-17 B. K. Agrawal , J. N. De , S. K. Samaddar , M. Centelles , X. Viñas

Determining where, when, and how neutrino flavor oscillations must be included in large-scale simulations of hot and dense astrophysical environments is an enduring challenge that must be tackled to obtain accurate predictions. Using an…

High Energy Astrophysical Phenomena · Physics 2026-03-25 Julien Froustey , Francois Foucart , Christian Hall , James P. Kneller , Debraj Kundu , Zidu Lin , Gail C. McLaughlin , Sherwood Richers

Thermal properties of asymmetric nuclear matter, including the temperature dependence of the symmetry energy, single-particle properties, and differential isospin fractionation, are investigated with different neutron-proton effective mass…

Nuclear Theory · Physics 2015-01-23 Jun Xu , Lie-Wen Chen , Bao-An Li

We present a new set of numerical-relativity simulations of merging binary neutron stars, aiming to identify possible observable signatures of the slope of the symmetry energy $L_{\rm sym}$. To achieve this goal, we employ a set of…

General Relativity and Quantum Cosmology · Physics 2025-12-08 Henrique Gieg , Maximiliano Ujevic , Armen Sedrakian , Tim Dietrich

Neutron stars exhibit magnetic fields and densities far beyond those achievable in terrestrial laboratories, offering a natural probe of strongly interacting matter under extreme conditions. Using observationally anchored mass-radius…

Cosmology and Nongalactic Astrophysics · Physics 2026-01-13 Abriana Lyda , Prajwal MohanMurthy
‹ Prev 1 4 5 6 7 8 10 Next ›