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Numerical simulations of core-collapse supernovae, mergers of binary neutron stars and formation of stellar black holes, which employed standard Skyrme interactions, established clear correlations between the evolution of these processes,…

Nuclear Theory · Physics 2026-01-16 Adriana R. Raduta , Mikhail V. Beznogov

We investigate the thermal properties of the potential model equation of state of Akmal, Pandharipande and Ravenhall. This equation of state approximates the microscopic model calculations of Akmal and Pandharipande, which feature a neutral…

Solar and Stellar Astrophysics · Physics 2015-06-18 Constantinos Constantinou , Brian Muccioli , Madappa Prakash , James M. Lattimer

Employing constraints derived from the microscopic theory of the strong interaction, we estimate the zero-temperature phase structure of dense isospin-asymmetric matter with two quark flavors. We find indications that strong-interaction…

Nuclear Theory · Physics 2022-09-16 Jens Braun , Benedikt Schallmo

This paper compiles the model parameters and zero-temperature properties of an extensive collection of published theoretical nuclear interactions, including 255 non-relativistic (Skyrme-like) forces, 270 relativistic mean field (RMF) and…

Nuclear Theory · Physics 2024-05-07 Boyang Sun , Saketh Bhattiprolu , James M. Lattimer

With the effective chiral model, the finite temperature properties of nuclear matter have been studied at different temperatures. For symmetric nuclear matter, I particularly focused on the possibility of liquid-gas phase transition at low…

Nuclear Theory · Physics 2020-12-22 Debashree Sen

By assuming that the isospin- and momentum-dependent MDI interaction has a form similar to the Gogny-like effective two-body interaction with a Yukawa finite-range term and the momentum dependence only originates from the finite-range…

Nuclear Theory · Physics 2010-10-19 Jun Xu , Che Ming Ko

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

The symmetry energy obtained with the effective Skyrme energy density functional is related to the values of isoscalar effective mass and isovector effective mass, which is also indirectly related to the incompressibility of symmetric…

Nuclear Theory · Physics 2020-04-22 Yingxun Zhang , Min Liu , Cheng-Jun Xia , Zhuxia Li , Subrata Kumar Biswal

We study if commonly used nucleon-nucleon effective interactions, obtained from fitting the properties of cold nuclear matter and of finite nuclei, can properly describe the hot dense nuclear matter produced in intermediate-energy heavy-ion…

Nuclear Theory · Physics 2019-08-21 Jun Xu , Arianna Carbone , Zhen Zhang , Che Ming Ko

We present a methodical study of the thermal and nuclear properties for the hot nuclear matter using relativistic-mean field theory. We examine the effects of temperature on the binding energy, pressure, thermal index, symmetry energy, and…

High Energy Physics - Phenomenology · Physics 2021-09-17 Ankit Kumar , H. C. Das , M. Bhuyan , S. K. Patra

We present a comprehensive analysis of hot and dilute isospin-asymmetric nuclear matter employing the temperature-dependent effective-relativistic mean-field theory (E-RMF). The E-RMF is applied to study the effect of $\delta$ and…

Nuclear Theory · Physics 2023-03-15 Vishal Parmar , Manoj K Sharma , S K Patra

The density and temperature dependence of nucleonic single particle spectral function in symmetric nuclear matter at finite temperatures and densities beyond normal nuclear matter density is investigated in a model emphasizing short-range…

Nuclear Theory · Physics 2009-11-10 Frank Froemel , Horst Lenske , Ulrich Mosel

The highlights and main results of this work can be summarized as follows : (1) The energy per nucleon of cold nuclear matter, derived by us using chiral sigma model, is in good agreement with the preliminary estimates inferred from…

High Energy Physics - Phenomenology · Physics 2008-02-03 Pradip Kumar Sahu

The first results of a new three-dimensional, finite temperature Skyrme-Hartree-Fock+BCS study of the properties of inhomogeneous nuclear matter at densities and temperatures leading to the transition to uniform nuclear matter are…

Solar and Stellar Astrophysics · Physics 2009-05-05 W. G. Newton J. R. Stone

We investigate the role of the effective nucleon-nucleon interaction in the description of giant dipole resonances in hot nuclei. For this purpose we calculate the response function of hot nuclear matter to a small isovector external…

High Energy Physics - Phenomenology · Physics 2008-11-26 F. L. Braghin , D. Vautherin , A. Abada

We present the temperature and density dependence of symmetry energy for nuclear matter at finite temperature based on the approach of the thermodynamics with Skyrme energy density functional. We first classify the Skyrme interactions into…

Nuclear Theory · Physics 2015-05-20 Li Ou , Zhuxia Li , Yingxun Zhang , Min Liu

The thermal evolution of properties of neutron rich asymmetric nuclear matter such as entropy density, internal energy density, free energy density and pressure are studied in the non-relativistic mean field theory using finite range…

Nuclear Theory · Physics 2015-05-30 B. Behera , T. R. Routray , S. K. Tripathy

We study the properties of hot and dense neutron star matter under the presence of strong magnetic fields using two Skyrme interactions, namely the LNS and the BSk21 ones. Asking for $\beta$--stability and charge neutrality, we construct…

Nuclear Theory · Physics 2023-08-02 Omar G. Benvenuto , Eduardo Bauer , Isaac Vidaña

This study uses classical molecular dynamics to simulate infinite nuclear matter and study the effect of isospin asymmetry on bulk properties such as energy per nucleon, pressure, saturation density, compressibility and symmetry energy. The…

Nuclear Theory · Physics 2014-02-26 J. A. López , E. Ramírez-Homs , R. González , R. Ravelo

In this work, we perform a detailed study of the thermodynamical properties of asymmetric nuclear matter at finite temperatures by means of the Gogny force, with a particular focus on its D1 family. We emphasize the investigation of the…

Nuclear Theory · Physics 2025-04-29 Odilon Lourenço , Mariana Dutra , Mario Centelles , Xavier Viñas
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