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Related papers: Coulomb Sums and Modification of Nucleons in The A…

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Experimental Coulomb sum values of 6^Li and 7^Li nuclei have been obtained, extending the earlier reported momentum transfer range of Coulomb sums for these nuclei up to q = 0.750 ... 1.625 fm^-1. The dependence of the Coulomb sums on the…

Nuclear Experiment · Physics 2016-08-13 A. Yu. Buki , I. S. Timchenko

Nucleon properties are modified in the nuclear medium. To understand these modifications and their origin is a central issue in nuclear physics. For example, a wide variety of QCD-based models, including quark-meson coupling and…

Nuclear Experiment · Physics 2010-12-21 S. Strauch , S. Malace , M. Paolone

In light of the forthcoming high precision quasielastic electron scattering data from Jefferson Lab, it is timely for the various approaches to nuclear structure to make robust predictions for the associated response functions. With this in…

Nuclear Theory · Physics 2016-01-27 Ian C. Cloët , Wolfgang Bentz , Anthony W. Thomas

A simple formula is derived that describes how the Coulomb interaction affects the proton radius in nuclei. It determines the difference between neutron and proton radii in nuclei with N approx Z. It also provides an estimate for the…

Nuclear Theory · Physics 2011-02-28 N. Auerbach

We calculate the nucleon parameters in nuclear matter using the QCD sum rules method. The radiative corrections to the leading operator product expansion terms are included, with the corrections of the order \alpha_s beyond the logarithmic…

Nuclear Theory · Physics 2009-10-29 E. G. Drukarev , M. G. Ryskin , V. A. Sadovnikova

We present a model for the description of nuclear matter and finite nuclei, and at the same time, for the study of medium modifications of nucleon properties. The nucleons are described as nontopological solitons which interact through the…

Nuclear Theory · Physics 2008-11-26 W. Wen , H. Shen

The Coulomb sums S_L(q) of the 6^Li nucleus have been obtained from electron scattering measurements at 3-momentum transfers q = 1.125 - 1.625 fm^{-1}. It is found that at q > 1.35 fm^{-1} the Coulomb sum of the nucleus becomes saturated:…

Nuclear Experiment · Physics 2015-05-28 A. Yu. Buki , I. S. Timchenko , N. G. Shevchenko

We study the role of the effective Coulomb interaction strength and length on the dynamics of nucleons in conditions according to those in a neutron star's crust. Calculations were made with a semi-classical molecular dynamics model,…

Nuclear Theory · Physics 2014-05-14 P. N. Alcain , P. A. Giménez Molinelli , J. I. Nichols , C. O. Dorso

In simple models of the nuclear charge operator, measurements of the Coulomb sum and the charge form factor of a nucleus directly determine the proton-proton correlations. We examine experimental results obtained for few-body nuclei at…

Nuclear Theory · Physics 2008-11-26 R. Schiavilla , R. B. Wiringa , J. Carlson

The experimental response functions of 7^Li nucleus at effective 3-momentum transfers q = 1.250; 1.375; 1.500 and 1.625 fm^{-1} are presented. The longitudinal response functions were used to evaluate the Coulomb sum values. The Coulomb…

Nuclear Experiment · Physics 2011-05-17 A. Yu. Buki , N. G. Shevchenko , I. S. Timchenko

A realistic evaluation of Coulomb potential has been made for some selected nuclei using the available model-independent data for the charge density and the recent development of Coulomb energy-density functional. Within the Woods-Saxon…

Nuclear Theory · Physics 2023-03-03 L. Xayavong , Y. Lim

A recently proposed method, based on quadrupole and multiplicity fluctuations in heavy ion collisions, is modified in order to take into account distortions due to the Coulomb field. The classical and quantum limits for fermions are…

Nuclear Theory · Physics 2014-03-11 Hua Zheng , Gianluca Giuliani , Aldo Bonasera

We investigate the role of the Coulomb interaction on the liquid-gas phase transition of nuclear matter with three different values of proton fraction ($Y_p$=0.5,0.3 and 0.1), relevant for heavy-ion physics as well as various astrophysical…

Nuclear Theory · Physics 2017-06-14 Rana Nandi , Stefan Schramm

The importance of a Coulomb correction to the formalism proposed by Albergo et al. for determining the temperatures of nuclear systems at break-up and the ensities of free nucleon gases is discussed. While the proposed correction has no…

Nuclear Theory · Physics 2009-11-06 J. Tõke , W. Gawlikowicz , W. U. Schröder

Reaction cross-sections are calculated using the Coulomb modified Glauber model for deformed target nuclei. The deformed nuclear matter density of the target is expanded into multipoles of order k = 0,2,4.The reaction cross-sections between…

Nuclear Theory · Physics 2009-04-13 M. Y. M. Hassan , M. Y. H. Farag , A. Y. Abul-Magd , T. E. I. Nassar

We investigate effects of the Coulomb force on the nuclear pairing properties by performing the Gogny Hartree-Fock-Bogolyubov calculations for the $N=20$, $28$, $50$, $82$ and $126$ nuclei. The Coulomb force reduces the proton pair energy…

Nuclear Theory · Physics 2011-03-22 H. Nakada , M. Yamagami

We review the reasons why one might choose to seriously re-examine the traditional approach to nuclear theory where nucleons are treated as immutable. This examination leads us to argue that the modification of the structure of the nucleon…

Nuclear Theory · Physics 2016-09-21 A. W. Thomas

It is shown how the QCD sum rules can be applied for the investigation of the density dependence of the nucleon parameters. These characteristics can be expressed through the expectation values of QCD operators in nuclear matter. In certain…

High Energy Physics - Phenomenology · Physics 2009-11-10 E. G. Drukarev

We study the role the proton-electron gas interaction has on the formation of nuclear structures in neutron star crusts. Using a classical molecular dynamics model we study isospin symmetric and asymmetric matter at subsaturation densities…

Nuclear Theory · Physics 2012-08-24 C. O. Dorso , P. A. Giménez Molinelli , J. A. López , E. Ramírez-Homs

Coulomb effects on $\pi^\pm$ and $K^\pm$ spectra in relativistic nuclear collisions are investigated. At collision energies around 1 GeV the ratio of $\pi^-$ to $\pi^+$ is enhanced several times at low transverse momenta but less at…

Nuclear Theory · Physics 2008-11-26 H. W. Barz , J. P. Bondorf , J. J. Gaardhoje , H. Heiselberg
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