Constraining the symmetry parameters of the nuclear interaction

JM Lattimer, Y Lim - The Astrophysical Journal, 2013 - iopscience.iop.org
One of the major uncertainties in the dense matter equation of state has been the nuclear
symmetry energy. The density dependence of the symmetry energy is important in nuclear …

EMMI rapid reaction task force meeting on quark matter in compact stars

M Buballa, V Dexheimer, A Drago… - Journal of Physics G …, 2014 - iopscience.iop.org
The recent measurement of two solar mass pulsars has initiated an intense discussion on its
impact on our understanding of the high-density matter in the cores of neutron stars. A task …

Maximum mass of neutron stars and strange neutron-star cores

JL Zdunik, P Haensel - Astronomy & Astrophysics, 2013 - aanda.org
Context. The recent measurement of mass of PSR J1614-2230 rules out most existing
models of the equation of state (EOS) of dense matter with high-density softening due to …

From quark drops to quark stars: some aspects of the role of quark matter in compact stars

G Lugones - The European Physical Journal A, 2016 - Springer
We review some recent results about the mechanism of deconfinement of hadronic matter
into quark matter in cold neutron stars and protoneutron stars. We discuss the role of finite …

Implications of the measurement of pulsars with two solar masses for quark matter in compact stars and heavy-ion collisions: A Nambu–Jona-Lasinio model case …

T Klähn, R Łastowiecki, D Blaschke - Physical Review D—Particles, Fields …, 2013 - APS
The precise measurements of the high masses of the pulsars PSR J 1614-2230 (M 1614=
1.97±0.04 M⊙) and PSR J 0348-0432 (M 0348= 2.01±0.04 M⊙) provide an important …

Quark deconfinement in high-mass neutron stars

M Orsaria, H Rodrigues, F Weber, GA Contrera - Physical Review C, 2014 - APS
In this paper, we explore whether or not quark deconfinement may occur in high-mass
neutron stars such as J1614− 2230 (1.97±0.04 M⊙) and J0348+ 0432 (2.01±0.04 M⊙). Our …

Equation of state of hypernuclear matter: impact of hyperon–scalar-meson couplings

G Colucci, A Sedrakian - Physical Review C—Nuclear Physics, 2013 - APS
We study the equation of state and composition of hypernuclear matter within a relativistic
density functional theory with density-dependent couplings. The parameter space of …

[HTML][HTML] Anisotropic Durgapal-Fuloria compact stars in f (R) gravity

R Kumar, SK Maurya, A Errehymy, G Mustafa… - Nuclear Physics B, 2024 - Elsevier
This study presented a new exact solution for anisotropic compact stellar objects within the
framework of f (R)= R+ α R 2 gravity. In this context, the Durgapal-Fuloria metric potential …

Neutron stars with large quark cores

M Ferreira, RC Pereira, C Providência - Physical Review D, 2020 - APS
We describe charge-neutral neutron star matter in β-equilibrium using hybrid equations of
state (EOSs), where a first-order phase transition from hadronic to quark matter is realized …

Vector interactions inhibit quark-hadron mixed phases in neutron stars

G Lugones, AG Grunfeld - Physical Review D, 2021 - APS
We investigate the surface tension σ and the curvature energy γ of quark matter drops in the
MIT bag model with vector interactions. Finite size corrections to the density of states are …