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Related papers: Partial-Wave Analysis of Nucleon-Nucleon Elastic S…

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Motivated by the recent measurement of proton-proton spin-correlation parameters up to 2.5 GeV laboratory energy, we investigate models for nucleon-nucleon (NN) scattering above 1 GeV. Signatures for a gradual failure of the traditional…

Nuclear Theory · Physics 2009-11-10 K. O. Eyser , R. Machleidt , W. Scobel , the EDDA Collaboration

Isoscalar and isovector effective masses of the nucleon in nuclear medium are explored in the quasi-elastic electron scattering of nuclei with KIDS (Korea-IBS-Daegu-SKKU) density functional model. Effective masses are varied in the range…

Nuclear Theory · Physics 2021-10-27 Hana Gil , Chang Ho Hyun , Kyungsik Kim

The present paper reports high-accuracy cross-section data for the 2H(n,nnp) reaction in the neutron-proton (np) and neutron-neutron (nn) final-state-interaction (FSI) regions at an incident mean neutron energy of 13.0 MeV. These data were…

We present theoretical predictions for electron scattering on oxygen and calcium isotopic chains. The calculations are done within the framework of the distorted-wave Born approximation and the proton and neutron density distributions are…

Nuclear Theory · Physics 2013-07-16 Andrea Meucci , Matteo Vorabbi , Paolo Finelli , Carlotta Giusti , Franco Davide Pacati

This study outlines a numerical methodology aimed at rectifying the neutron scattering cross-sections of fundamental elements across a range of low neutron energies typically employed in general neutron scattering experiments. By using the…

Data Analysis, Statistics and Probability · Physics 2023-09-28 Karrie E. An , Guan-Rong Huang , Changwoo Do , Wei-Ren Chen

We analyse available experimental data on the total charged-current neutrino-nucleon and antineutrino-nucleon cross sections for quasielastic scattering and single-pion neutrinoproduction. Published results from the relevant experiments at…

High Energy Physics - Phenomenology · Physics 2008-11-26 Konstantin S. Kuzmin , Vladimir V. Lyubushkin , Vadim A. Naumov

We present a model for inclusive electron and neutrino scattering off nuclei paying special attention to the influence of in-medium effects on the quasi-elastic scattering and pion-production mechanisms. Our results for electron scattering…

Nuclear Theory · Physics 2008-11-26 O. Buss , T. Leitner , L. Alvarez-Ruso , U. Mosel

We construct a model for inelastic neutrino- and electron-nucleon scattering cross sections using effective leading order parton distribution functions with a new scaling variable $\xi_w$. Non-perturbative effects are well described using…

High Energy Physics - Phenomenology · Physics 2013-08-21 Arie Bodek , Un-ki Yang

The differential and total cross-sections for the dp \to 3He \eta reaction have been measured in a high precision high statistics COSY-ANKE experiment near threshold using a continuous beam energy ramp up to an excess energy Q of 11.3 MeV…

Nuclear Experiment · Physics 2011-04-14 A. Khoukaz

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

Compared in this work are a few sets of results, obtained from the pion-nucleon ($\pi N$) data at low energy (pion laboratory kinetic energy up to $100$ MeV) on the basis of the modelling of the $s$- and $p$-wave $K$-matrix elements (or of…

Nuclear Theory · Physics 2022-06-07 Evangelos Matsinos

We extend the analysis of elastic pion-nucleon scattering up to $O(p^4)$ level using extended-on-mass-shell subtraction scheme within the framework of covariant baryon chiral perturbation theory. Numerical fits to partial wave phase shift…

High Energy Physics - Phenomenology · Physics 2013-04-23 Yun-Hua Chen , De-Liang Yao , H. Q. Zheng

The nucleon-nucleon interaction in the region of the nucleon kinetic energy up to 1000 MeV is analysed together with the reaction $\gamma d \to pn$ in the photon energy range $E_{\gamma}=0-400$ MeV. Nine nucleon-nucleon $s$-channel partial…

Nuclear Theory · Physics 2015-06-26 A. V. Anisovich , V. A. Sadovnikova

We suggest that superscaling analyses of few-GeV inclusive electron scattering from nuclei, both in the quasielastic peak and in the region where the $\Delta$-excitation dominates, allow one to make reliable predictions for charge-changing…

Nuclear Theory · Physics 2007-05-23 M. B. Barbaro , J. E. Amaro , J. A. Caballero , T. W. Donnelly

After a short survey of some topics of interest in the study of baryon-baryon scattering, the recent Nijmegen energy dependent partial wave analysis (PWA) of the nucleon-nucleon data is reviewed. In this PWA the energy range for both pp and…

Nuclear Theory · Physics 2009-09-25 Th. A. Rijken

A basic prediction of the statistical model of compound nucleus reactions is that the partial widths for decay into any open channel channel fluctuate according to the Porter-Thomas distribution (PTD). A recent experiment on $s$- and…

Nuclear Theory · Physics 2018-11-06 P. Fanto , G. F. Bertsch , Y. Alhassid

We report on an update (2021) of a phenomenological model for inelastic neutrino- and electron-nucleon scattering cross sections using effective leading order parton distribution functions with a new scaling variable $\xi_w$.…

High Energy Physics - Phenomenology · Physics 2021-10-04 Arie Bodek , Un Ki Yang , Yang Xu

We discuss the target and beam normal spin asymmetries in elastic electron-nucleon scattering which depend on the imaginary part of two-photon exchange processes between electron and nucleon. We express this imaginary part as a phase space…

High Energy Physics - Phenomenology · Physics 2014-11-17 B. Pasquini , M. Vanderhaeghen

The sensitivity of nucleon-nucleus elastic scattering to the off-shell behavior of realistic nucleon-nucleon interactions is investigated when on-shell equivalent nucleon-nucleon potentials are used. The study is based on applications of…

Nuclear Theory · Physics 2008-11-26 H. F. Arellano , F. A. Brieva , M. Sander , H. V. von Geramb

Systematic errors in the database of $np$ differential cross sections below 350 MeV are studied. By applying angle-dependent normalizations with the help of the energy-dependent Nijmegen partial-wave analysis PWA93 the $\chi^2$-values of…

Nuclear Theory · Physics 2009-11-07 J. J. de Swart , R. G. E. Timmermans