Towards understanding astrophysical effects of nuclear symmetry energy

BA Li, PG Krastev, DH Wen, NB Zhang - The European Physical Journal A, 2019 - Springer
Determining the Equation of State (EOS) of dense neutron-rich nuclear matter is a shared
goal of both nuclear physics and astrophysics. Except possible phase transitions, the density …

Nucleon effective masses in neutron-rich matter

BA Li, BJ Cai, LW Chen, J Xu - Progress in Particle and Nuclear Physics, 2018 - Elsevier
Various kinds of isovector nucleon effective masses are used in the literature to characterize
the momentum/energy dependence of the nucleon symmetry potential or self-energy due to …

Neutron star radii and crusts: Uncertainties and unified equations of state

M Fortin, C Providência, AR Raduta, F Gulminelli… - Physical Review C, 2016 - APS
The uncertainties in neutron star radii and crust properties due to our limited knowledge of
the equation of state are quantitatively analyzed. We first demonstrate the importance of a …

Unified equations of state for cold non-accreting neutron stars with Brussels–Montreal functionals–I. Role of symmetry energy

JM Pearson, N Chamel, AY Potekhin… - Monthly Notices of …, 2018 - academic.oup.com
The theory of the nuclear energy-density functional is used to provide a unified and
thermodynamically consistent treatment of all regions of cold non-accreting neutron stars. In …

Combined constraints on the equation of state of dense neutron-rich matter from terrestrial nuclear experiments and observations of neutron stars

NB Zhang, BA Li, J Xu - The Astrophysical Journal, 2018 - iopscience.iop.org
Within the parameter space of the equation of state (EOS) of dense neutron-rich matter
limited by existing constraints mainly from terrestrial nuclear experiments, we investigate …

Further explorations of Skyrme-Hartree-Fock-Bogoliubov mass formulas. XVI. Inclusion of self-energy effects in pairing

S Goriely, N Chamel, JM Pearson - Physical Review C, 2016 - APS
Extending our earlier work, a new family of three Hartree-Fock-Bogoliubov (HFB) mass
models, labeled HFB-30, HFB-31, and HFB-32, is presented, along with their underlying …

Influence of the symmetry energy on the nuclear binding energies and the neutron drip line position

A Ravlić, E Yüksel, T Nikšić, N Paar - Physical Review C, 2023 - APS
A clear connection can be established between properties of nuclear matter and finite-nuclei
observables, such as the correlation between the slope of the symmetry energy and the …

Nuclear symmetry energy extracted from laboratory experiments

BA Li - Nuclear Physics News, 2017 - Taylor & Francis
The Equation of State (EOS) of uniform neutron-rich nucleonic matter of isospin asymmetry
δ=(ρ n—ρ p)/ρ and density ρ can be expressed in terms of the energy per nucleon E (ρ, δ) …

How tightly is the nuclear symmetry energy constrained by a unitary Fermi gas?

NB Zhang, BJ Cai, BA Li, WG Newton, J Xu - Nuclear Science and …, 2017 - Springer
We examine critically how tightly the density dependence of nuclear symmetry energy E_
sym (ρ)\, E sym (ρ) is constrained by the universal equation of state of the unitary Fermi gas …

Determination of the charge for strange stars

J Estevez-Delgado… - Classical and Quantum …, 2022 - iopscience.iop.org
Beginning from the proposal of a physically acceptable model to represent the interior of
compact stars, in which their interior is formed by a strange matter distribution described by a …