Articles with "nuclear matter" as a keyword



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X(3872): propagating in a dense medium

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Published in 2018 at "Nuclear Physics B"

DOI: 10.1016/j.nuclphysb.2018.09.014

Abstract: Abstract In cold nuclear matter, the shifts in the mass and current-meson coupling as well the vector self energy of the exotic X ( 3872 ) are calculated using the diquark–antidiquark current within the framework… read more here.

Keywords: shift; current meson; energy; medium ... See more keywords
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Superfluid Phase Transitions and Effects of Thermal Pairing Fluctuations in Asymmetric Nuclear Matter

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Published in 2019 at "Scientific Reports"

DOI: 10.1038/s41598-019-54010-7

Abstract: We investigate superfluid phase transitions of asymmetric nuclear matter at finite temperature (T) and density (ρ) with a low proton fraction (Yp ≤ 0.2), which is relevant to the inner crust and outer core of neutron stars.… read more here.

Keywords: superfluid phase; phase transitions; proton; nuclear matter ... See more keywords
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A nuclear matter calculation with the tensor-optimized Fermi sphere method with central interaction

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Published in 2019 at "Progress of Theoretical and Experimental Physics"

DOI: 10.1093/ptep/ptz117

Abstract: The tensor-optimized Fermi sphere (TOFS) theory is applied first for the study of the property of nuclear matter using the Argonne V4$^\prime$$NN$ potential. In the TOFS theory, the correlated nuclear matter wave function is taken… read more here.

Keywords: optimized fermi; matter; nuclear matter; tensor optimized ... See more keywords
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Cold dilute nuclear matter with α -particle condensation in a generalized nonlinear relativistic mean-field model

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Published in 2019 at "Physical Review C"

DOI: 10.1103/physrevc.100.054304

Abstract: We explore the thermodynamic properties of homogeneous cold (zero-temperature) nuclear matter including nucleons and $\alpha$-particle condensation at low densities by using a generalized nonlinear relativistic mean-field (gNL-RMF) model. In the gNL-RMF model, the $\alpha$-particle is… read more here.

Keywords: particle condensation; matter; nuclear matter; dilute nuclear ... See more keywords
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Linear response theory in asymmetric nuclear matter for Skyrme functionals including spin-orbit and tensor terms. II. Charge exchange

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Published in 2019 at "Physical Review C"

DOI: 10.1103/physrevc.100.064301

Abstract: We present the formalism of linear response theory both at zero and finite temperature in the case of asymmetric nuclear matter excited by an isospin flip probe. The particle-hole interaction is derived from a general… read more here.

Keywords: response; response theory; linear response; nuclear matter ... See more keywords
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Fate of the charm baryon Λc in cold and hot nuclear matter

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Published in 2019 at "Physical Review C"

DOI: 10.1103/physrevc.100.065201

Abstract: We discuss the properties of the $\Lambda_{c}$ baryon in nuclear matter at zero or finite temperature. Starting from the Lagrangian based on the heavy quark effective theory, we derive the effective Lagrangian for the $\Lambda_{c}$… read more here.

Keywords: lambda baryon; nuclear matter; baryon nuclear; fate charm ... See more keywords
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η mesons in hot and dense asymmetric nuclear matter

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Published in 2020 at "Physical Review C"

DOI: 10.1103/physrevc.102.065207

Abstract: We study the $\eta N$ interactions in the hot and dense isospin asymmetric nuclear matter using two different approaches. In the first approach, the in-medium mass and optical potential of $\eta$-meson have been calculated in… read more here.

Keywords: asymmetric nuclear; hot dense; nuclear matter; eta ... See more keywords
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Liquid-gas phase transition of thermal nuclear matter and the in-medium balance between nuclear attraction and repulsion

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Published in 2021 at "Physical Review C"

DOI: 10.1103/physrevc.103.014304

Abstract: Properties of the liquid-gas (LG) phase transition of thermal nuclear matter are investigated within the relativistic Hartree-Fock (RHF) theory, focusing on the role played by the in-medium balance between nuclear attraction and repulsion. Applying the… read more here.

Keywords: medium balance; medium; thermal nuclear; nuclear matter ... See more keywords
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Application of the coherent density fluctuation model to study the nuclear matter properties of finite nuclei within the relativistic mean-field formalism

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Published in 2021 at "Physical Review C"

DOI: 10.1103/physrevc.103.024305

Abstract: We obtained a density-dependent analytical expression of binding energy per nucleon for different neutron-proton asymmetry of the nuclear matter (NM) with a polynomial fitting, which manifests the results of effective-field theory motivated relativistic mean-field (E-RMF)… read more here.

Keywords: field; mathrm; nuclear matter; density ... See more keywords
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Overview of symmetric nuclear matter properties from chiral interactions up to fourth order of the chiral expansion

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Published in 2021 at "Physical Review C"

DOI: 10.1103/physrevc.104.064312

Abstract: We present and discuss predictions for a cross section of bulk and single-particle properties in symmetric nuclear matter based on recent high-quality nucleon-nucleon potentials at NLO and including all subleading three-nucleon forces. We begin with… read more here.

Keywords: properties chiral; symmetric nuclear; nuclear matter; overview symmetric ... See more keywords
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CREX- and PREX-II-motivated relativistic interactions and their implications for the bulk properties of nuclear matter and neutron stars

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Published in 2023 at "Physical Review C"

DOI: 10.1103/physrevc.107.055801

Abstract: We investigate the implications of parity-violating electron scattering experiment on neutron skin thickness of $^{48}$Ca (CREX) and $^{208}$Pb (PREX-II) data on the bulk properties of finite nuclei, nuclear matter, and neutron stars. The neutron skin… read more here.

Keywords: nuclear matter; prex; crex prex; neutron ... See more keywords