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Related papers: Relativistic vs. Non-relativistic Nuclear Models

200 papers

The status of relativistic nuclear many-body calculations of nuclear systems to be built up in terms of protons and neutrons is reviewed. In detail, relativistic effects on several aspects of nuclear matter such as the effective mass,…

Nuclear Theory · Physics 2015-03-13 E. N. E. van Dalen , H. Müther

We come to the conclusion that all atomic models based on either the Newton equation and the Kepler laws, or the Maxwell equations, or the Schrodinger and Dirac equations are in reasonable agreement with experimental data. We can only…

General Physics · Physics 2025-02-08 F. A. Gareev , I. E. Zhidkova

We investigate the role of relativistic and nonrelativistic optical potentials used in the analysis of ($e,e'p$) data. We find that the relativistic calculations produce smaller ($e,e'p$) cross sections even in the case in which both…

Nuclear Theory · Physics 2009-09-25 J. M. Udias , P. Sarriguren , E. Moya de Guerra , E. Garrido , J. A. Caballero

A relativistic distorted-wave impulse-approximation model is applied to neutral-current and charged-current quasi-elastic neutrino-nucleus scattering. The effects of final state interactions are investigated and the sensitivity of the…

Nuclear Theory · Physics 2007-05-23 C. Giusti , A. Meucci , F. D. Pacati

The effects of relativistic kinematics are studied for nuclear collisions of equal mass nuclei. It is found that the relativistic and non-relativistic elastic scattering amplitudes are nearly indistinguishable, and, hence, the relativistic…

Nuclear Theory · Physics 2015-09-30 C. M. Werneth , K. M. Maung , W. P. Ford

Connections are explored between exclusive and inclusive electron scattering within the framework of the relativistic plane-wave impulse approximation, beginning with an analysis of the model-independent kinematical constraints to be found…

Nuclear Theory · Physics 2008-11-26 R. Cenni , T. W. Donnelly , A. Molinari

The quark-meson coupling (QMC) model for nuclear matter, which describes nuclear matter as non-overlapping MIT bags bound by the self-consistent exchange of scalar and vector mesons is modified by the introduction of a density dependent bag…

Nuclear Theory · Physics 2007-05-23 Xuemin Jin , B. K. Jennings

We extend the formulation of relativistic Coulomb sum rules to account for the average effects of nuclear binding on the initial and final states of ejected nucleons. Relativistic interactions are included by using a Dirac representation…

Nuclear Theory · Physics 2009-09-25 D. S. Koltun , T. C. Ferree

We develop an asymmetric relativistic Fermi gas model for the study of the electroweak nuclear response in the quasielastic region. The model takes into account the differences between neutron and proton densities in asymmetric (N > Z)…

Nuclear Theory · Physics 2018-09-06 M. B. Barbaro , A. De Pace , T. W. Donnelly , J. A. Caballero , G. D. Megias , J. W. Van Orden

We analyze relativistic effects in transverse momentum using Quantum Molecular Dynamics [QMD] and its covariant extension Relativistic Quantum Molecular Dynamics [RQMD]. The strength of the relativistic effects is found to increase with the…

Nuclear Theory · Physics 2016-09-08 Rajeev K. Puri , E. Lehmann , Amand Faessler , S. W. Huang

We numerically calculate the energy and momentum transfer rates due to Coulomb scattering between two fluids moving with a relative velocity. The results are fitted by simple functions. The fitting formulae are useful to simulate outflows…

Astrophysics · Physics 2009-11-11 Katsuaki Asano , Shizuo Iwamoto , Fumio Takahara

Coincidence scattering of polarized electrons from nuclei with polarization transfer to outgoing nucleons is studied within the context of relativistic mean field theory. Effects introduced by the dynamical enhancement of the lower…

We briefly review the derivation of a non-relativistic quantum mechanics description of a weakly bound non-relativistic system from the underlying quantum field theory. We highlight the main techniques used.

High Energy Physics - Phenomenology · Physics 2007-05-30 Antonio Pineda

Phenomenological calculations of the properties of dense matter, such as relativistic mean-field theories, represent a pathway to predicting the microscopic and macroscopic properties of neutron stars. However, such theories do not…

Nuclear Theory · Physics 2025-11-03 Isaac Legred , Liam Brodie , Alexander Haber , Reed Essick , Katerina Chatziioannou

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

Relativistic models developed for the exclusive and inclusive quasielastic (QE) electron scattering have been extended to charged-current (CC) and neutral-current (NC) neutrino-nucleus scattering. Different descriptions of final-state…

Nuclear Theory · Physics 2009-12-07 C. Giusti , A. Meucci , F. D. Pacati , J. A. Caballero , J. M. Udias

We make a critical comparison of relativistic and non-relativistic classical and quantum mechanics of particles in inertial frames and of the open problems in particle localization at the two levels. The solution of the problems of the…

Quantum Physics · Physics 2015-06-16 Horace W. Crater , Luca Lusanna

The paper presents a theoretical approach to the description of the relativistic scattering of a massive (neutral) lepton on a nucleus, in which the latter retains its integrity. The measurable cross section of this process includes the…

High Energy Physics - Phenomenology · Physics 2023-03-21 V. A. Bednyakov

We derive relativistic equations for charged and neutral spin particles. The approach for higher-spin particles is based on generalizations of the Bargmann-Wigner formalism. Next, we study, what new physical information can the introduction…

High Energy Physics - Theory · Physics 2013-07-02 Valeri V. Dvoeglazov

The physical consequences of the relativistic and nonrelativistic approaches to describe the energy levels of electrons which propagate in a static homogeneous magnetic field are considered. It is shown that for a given strength of the…

High Energy Physics - Phenomenology · Physics 2008-03-31 H. J. Schreiber , N. B. Skachkov