English
Related papers

Related papers: Relativistic approach to the nuclear breathing mod…

200 papers

We utilize the generalized contact formalism in conjunction with the Woods-Saxon mean-field description of the long-range part of the nuclear wave function to assess the relative prevalence of short-range correlation pairs within atomic…

Nuclear Theory · Physics 2024-07-23 Raz Yankovich , Ehoud Pazy , Nir Barnea

Differences in the density dependence of the symmetry energy predicted by nonrelativistic and relativistic models are suggested, at least in part, as the culprit for the discrepancy in the values of the compression modulus of symmetric…

Nuclear Theory · Physics 2007-05-23 J. Piekarewicz

Based on an effective Lagrangian which combines chiral SU(3) dynamics with vector meson dominance, we have developed a model for the forward vector meson-nucleon scattering amplitudes. We use this as an input to calculate the low energy…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. Klingl , W. Weise

A microscopic theoretical approach based on a self-consistent density functional theory for the nuclear ground state and QRPA formalism extended with multi-phonon degrees of freedom for the nuclear excited states is implemented in…

Nuclear Theory · Physics 2015-08-19 Nadia Tsoneva , Horst Lenske

Over the past two decades high energy-resolution inelastic proton scattering studies were used to gain an understanding of the origin of fine structure observed in the isoscalar giant quadrupole resonance (ISGQR) and the isovector giant…

We present microscopic calculations of light and medium mass nuclei and the equation of state of symmetric and asymmetric nuclear matter using different nucleon-nucleon forces, including a new Argonne version that has the same spin/isospin…

Nuclear Theory · Physics 2015-01-07 S. Gandolfi , A. Lovato , J. Carlson , Kevin E. Schmidt

An approach aimed to extend the applicability range of non-relativistic microscopic calculations of electronuclear response functions is reviewed. In the quasielastic peak region the calculations agree with experiment at momentum transfers…

Nuclear Theory · Physics 2015-06-23 V. D. Efros

A new Lagrangian model without nonlinear scalar self-interactions in the relativistic mean-field (RMF) theory is proposed. Introducing terms for scalar-vector interactions (SVI), we have developed a RMF Lagrangian model for finite nuclei…

Nuclear Theory · Physics 2008-11-26 M. M. Sharma

The aim of this chapter, focused on relativistic mean-field models and part of the Encyclopedia of Nuclear Physics, is to provide an introductory, self-contained discussion accessible to a broad audience, including advanced undergraduate…

Nuclear Theory · Physics 2026-04-10 J. Piekarewicz

Giant resonances encapsulate the dynamic response of the nuclear ground state to external perturbations. As such, they offer a unique view of the nucleus that is often not accessible otherwise. Although interesting in their own right, giant…

Nuclear Theory · Physics 2015-06-16 J. Piekarewicz

The Extended Quantum Molecular Dynamics (EQMD) model is one of the few QMD-like transport approaches that can describe the $\alpha$-clustering structure with efficient computational power. However, compared to most QMD-like models, the…

Nuclear Theory · Physics 2024-05-24 Chen-Zhong Shi , Xiang-Zhou Cai , De-Qing Fang , Yu-Gang Ma

We calculate the proton-nucleus total reaction cross sections at different energies of incident protons within the optical limit approximation of the Glauber theory. The isospin effect has been taken into account. The nucleon distribution…

Nuclear Theory · Physics 2012-01-03 K. Iida , K. Oyamatsu , B. Abu-Ibrahim , A. Kohama

Isoscalar collective modes in a relativistic meson-nucleon system are investigated in the framework of the time-dependent Thomas-Fermi method. The energies of the collective modes are determined by solving consistently the dispersion…

Nuclear Theory · Physics 2008-11-26 C. da Providência , L. Brito , J. da Providência , M. Nielsen , X. Viñas

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

In view of the application to supernova simulations, we calculate neutrino reaction rates with nucleons via the neutral and charged currents in the supernova core in the relativistic random phase approximation (RPA) and study their effects…

Astrophysics · Physics 2009-10-31 Shoichi Yamada , Hiroshi Toki

A semi-microscopic approach, based on the continuum-random-phase Approximation (CRPA) method, is applied to describe the main properties (strength function, transition density, direct-nucleon-decay branching ratios) of the overtone of the…

Nuclear Theory · Physics 2007-05-23 M. L. Gorelik , M. H. Urin

Based on an effective Lagrangian which combines chiral SU(3) dynamics with vector meson dominance, we have developed a model for the s-wave vector meson-nucleon scattering amplitudes. We use this as an input for the low energy part of the…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. Klingl , W. Weise

The Zirconium isotopes exhibit structural properties that present multiple challenges to nuclear theory. Investigations of the coupling present within isoscalar modes and within isovector modes are scarce but important for advancing our…

Nuclear Theory · Physics 2025-05-22 E. V. Chimanski , E. J. In , S. Péru , A. Thapa , W. Younes , J. E. Escher

We analyze the isoscalar response related to breathing modes with particular attention being paid to low-lying excitations in neutron--rich nuclei. We use the subtracted second random--phase approximation (SSRPA) to describe microscopically…

Nuclear Theory · Physics 2019-07-31 D. Gambacurta , M. Grasso , O. Sorlin

Giant Resonances are, with nuclear rotations, the most evident expression of collectivity in finite nuclei. These two categories of excitations, however, are traditionally described within different formal schemes, such that vibrational and…

Nuclear Theory · Physics 2024-07-02 Andrea Porro , Thomas Duguet , Jean-Paul Ebran , Mikael Frosini , Robert Roth , Vittorio Somà
‹ Prev 1 8 9 10 Next ›