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Related papers: Relativistic models for quasielastic $(e,e')$\ at …

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We examine the nuclear transparency for the quasi-elastic ($e, e'p$) process at large momentum transfers in a relativistic quantum-mechanical model for the internal structure of the proton, using a relativistic harmonic oscillator model. A…

High Energy Physics - Phenomenology · Physics 2009-10-30 Tetsu Iwama , Akihisa Kohama , Koichi Yazaki

At sufficiently large proton energies, Glauber multiple-scattering theory offers good opportunities for describing the final state interactions in electro-induced proton emission off nuclear targets. A fully unfactorized relativistic…

Nuclear Theory · Physics 2015-06-26 J. Ryckebusch , D. Debruyne , P. Lava , S. Janssen , B. Van Overmeire , T. Van Cauteren

The availability of the double-differential charged-current neutrino cross section, measured by the MiniBooNE collaboration using a carbon target, allows for a systematic comparison of nuclear effects in quasi-elastic electron and neutrino…

Nuclear Theory · Physics 2014-11-21 Omar Benhar , Pietro Coletti , Davide Meloni

A relativistic bounce-averaged quasilinear diffusion equation is derived to describe stochastic particle transport associated with arbitrary-frequency electromagnetic fluctuations in a nonuniform magnetized plasma. Expressions for the…

Space Physics · Physics 2009-11-10 Alain J. Brizard , Anthony A. Chan

Scaling studies of inclusive quasielastic electron scattering reactions have been used in the past as a basic tool to obtain information on the nucleon momentum distribution in nuclei. However, the connection between the scaling function,…

Nuclear Theory · Physics 2014-11-20 J. A. Caballero , M. B. Barbaro , A. N. Antonov , M. V. Ivanov , T. W. Donnelly

In this chapter we focus first on the theoretical methods and relevant computational approaches to calculate the electronic structure of atoms, molecules, and clusters containing heavy elements for which relativistic effects become…

Chemical Physics · Physics 2021-10-05 Simone Taioli , Stefano Simonucci

We demonstrate that a relativistic constituent-quark model can give nucleon form factors in agreement with data for both low and high momentum transfer. The relativistic features of the model and the specific form of the wave function are…

High Energy Physics - Phenomenology · Physics 2009-10-22 Felix Schlumpf

We address the problem of including Coulomb distortion effects in inclusive quasielastic (e,e') reactions using the eikonal approximation. Our results indicate that Coulomb corrections may become large for heavy nuclei for certain…

Nuclear Theory · Physics 2014-11-18 Andreas Aste , Kai Hencken , Juerg Jourdan , Ingo Sick , Dirk Trautmann

The issue of factorization within the context of coincidence quasi-elastic electron scattering is reviewed. Using a relativistic formalism for the entire reaction mechanism and restricting ourselves to the case of plane waves for the…

Nuclear Theory · Physics 2009-10-30 J. A. Caballero , T. W. Donnelly , E. Moya de Guerra , J. M. Udias

We formulate $K^+$-nucleus quasielastic scattering in a manner which closely parallels standard treatments of $e^-$-nucleus quasielastic scattering. For $K^+$ scattering, new responses involving scalar contributions appear in addition to…

Nuclear Theory · Physics 2009-10-28 J. Piekarewicz , J. R. Shepard

Non-relativistic reduction of the S-matrix for the quasifree electron scattering process $A\left(~e, e'p~\right)A-1$ is studied in order to understand the source of differences between non-relativistic and relativistic models. We perform an…

Nuclear Theory · Physics 2016-09-08 M. Hedayati-Poor , J. I. Johansson , H. S. Sherif

We report on a first measurement of tensor analyzing powers in quasi-elastic electron-deuteron scattering at an average three-momentum transfer of 1.7 fm$^{-1}$. Data sensitive to the spin-dependent nucleon density in the deuteron were…

The dark matter scattering with atomic bound electrons is a crucial avenue for exploring the sub-GeV mass range. If not handled properly, even negative values can arise in the scattering matrix element squared or equivalently the…

High Energy Physics - Phenomenology · Physics 2025-09-22 Shao-Feng Ge , Jie Sheng , Chuan-Yang Xing

A new method for the determination of the real part of the elastic scattering amplitude is examined for high energy proton-proton and proton-nuclei elastic scattering at small momentum transfer. This method allows to decrease the number of…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. Nicolescu , O. V. Selyugin

A relativistic model for quasielastic (QE) lepton-nucleus scattering is presented. The effects of final-state interactions (FSI) between the ejected nucleon and the residual nucleus are described in the relativistic Green's function (RGF)…

Nuclear Theory · Physics 2013-04-09 Andrea Meucci , Carlotta Giusti

We present a discussion of models of nuclear effects used to describe an inclusive electron-nucleus scattering in the quasielastic (QE) peak region, aiming to compare them and draw conclusion of their reliability when applied in…

Nuclear Theory · Physics 2017-11-01 Joanna Ewa Sobczyk

We explore the nuclear responses at intermediate energies, particularly in the spin longitudinal and spin transverse isovector channels, within the continuum random phase approximation framework. We also employ an extension of the standard…

Nuclear Theory · Physics 2009-09-25 A. De Pace , M. Viviani

We have developed a relativistic formalism for studying quasi-free processes from nuclei. The formalism can be applied with ease to a variety of processes and renders transparent analytical expressions for all observables. We have applied…

Nuclear Theory · Physics 2017-08-23 L. J. Abu-Raddad , J. Piekarewicz

Both the relativistic and non-relativistic model explain very well low-energy nuclear phenomena, but in a physically different way from each other. There seems to be no low-energy phenomenon to answer which model is more reasonable. In…

Nuclear Theory · Physics 2007-05-23 H. Kurasawa , T. Suzuki

We show that analysis of nonrelativistic neutron-proton scattering in a framework of relativistic QCD based quark model can give important information about QCD vacuum structure. In this model we describe total cross section of…

High Energy Physics - Phenomenology · Physics 2011-08-02 V. A. Abramovsky , N. V. Radchenko