English
Related papers

Related papers: Nuclear spin features relevant to ab initio nucleo…

200 papers

High-energy electron scattering is a clean and precise probe for measurements of hadronic and nuclear structure, with a key role in understanding the role of high-momentum nucleons (and quarks) in nuclei. Jefferson Lab has dramatically…

Nuclear Experiment · Physics 2022-03-08 John Arrington , Nadia Fomin , Axel Schmidt

A parameterization of the nucleon-nucleon elastic scattering amplitude is needed for future experiments with nucleon and nuclear beams in the beam momentum range of 2 -- 50 GeV/c/nucleon. There are many parameterizations of the amplitude at…

High Energy Physics - Phenomenology · Physics 2016-12-21 V. Uzhinsky , A. Galoyan , Q. Hu , J. Ritman , H. Xu

Quasi-nuclear systems, representing nuclei with variable size, are studied to investigate the occurrence of the spin-orbit term in the nuclear mean field in the transition from infinite nuclear matter to finite nuclei. Relativistic as well…

Nuclear Theory · Physics 2021-02-10 H. Müther

We extend the pion-nucleus multiple-scattering framework to include detailed second-order rescattering dynamics for nuclei with non-zero isospin. To account for intermediate charge-exchange and nucleon spin-flip effects, we develop a…

We investigate the contributions of various reaction channels to the interaction, reaction, charge-changing and neutron-changing cross sections. The goal is to investigate the relation between microscopic interactions and the symmetry…

Nuclear Theory · Physics 2022-11-23 E. A. Teixeira , T. Aumann , C. A. Bertulani , B. V. Carlson

By analyzing recent microscopic many-body calculations of few-nucleon systems and complex nuclei performed by different groups in terms of realistic nucleon-nucleon (NN) interactions, it is shown that NN short-range correlations (SRCs) have…

A summary is given of the experimental and theoretical results presented in the working group on spin physics. New data on inclusive and semi-inclusive deep-inelastic scattering, combined with theoretical studies of the polarized…

High Energy Physics - Phenomenology · Physics 2007-05-23 Mauro Anselmino , Gerard van der Steenhoven

The connection between the scaling function, directly extracted from the analysis of electron scattering data, and the nuclear spectral function or nuclear momentum density is investigated at depth. The dependence of the scaling function on…

Nuclear Theory · Physics 2020-09-02 M. V. Ivanov , A. N. Antonov , J. A. Caballero

Theoretical predictions for the behavior of the slope of the nucleon-nucleon scattering and another parameters of the differential cross sections in the framework of the dynamic model are compared with the recent UA4 data at small transfer…

High Energy Physics - Phenomenology · Physics 2015-06-25 S. V. Goloskokov , S. P. Kuleshov , O. V. Selyugin

The spin-orbit splittings in the spectra of nuclei with mass numbers 5, 15 and 17 are studied within the framework of shell-model configuration mixing calculations including 2$\hbar \omega$ excitations. The contributions of the two-body…

Nuclear Theory · Physics 2007-05-23 Y. Y Sharon , M. S. Fayache , Y. Durga Devi , L. Zamick , H. Muether

Neutrino-nucleus $\nu A\to \nu A$ and antineutrino-nucleus $\bar\nu A\to \bar\nu A$ interactions, when the nucleus conserves its integrity, are discussed with coherent (elastic) and incoherent (inelastic) scattering regimes taken into…

High Energy Physics - Phenomenology · Physics 2019-04-08 Vadim A. Bednyakov , Dmitry V. Naumov

We analyze the elastic scattering of particles interacting with nuclei through vector and axial currents with overall couplings of the order of the Standard Model weak interaction, or smaller; the dominant contribution to the elastic cross…

High Energy Physics - Phenomenology · Physics 2016-03-21 O. Moreno , T. W. Donnelly

We study the impact of the description of the knockout nucleon wave function on electron- and neutrino-induced quasielastic and single-pion production cross sections. We work in a fully relativistic and quantum mechanical framework, where…

The neutron-proton effective $k$-mass splitting in asymmetric nucleonic matter of isospin asymmetry $\delta$ and normal density is found to be $m^{*}_{n-p}\equiv(m^{*}_{n}-m^{*}_{p})/m=(0.41 \pm0.15)\delta$ from analyzing globally 1088 sets…

Nuclear Theory · Physics 2015-06-19 Xiao-Hua Li , Wen-Jun Guo , Bao-An Li , Lie-Wen Chen , Farrukh J. Fattoyev , William G. Newton

Vector analyzing powers for proton elastic scattering from 8He at 71 MeV/nucleon have been measured using a solid polarized proton target operated in a low magnetic field of 0.1 T. The spin-orbit potential obtained from a phenomenological…

Since a long time electron scattering has been envisaged as a powerful and preferential tool to investigate nuclear properties. In particular, the (e,e'p) knockout reaction has provided a wealth of information on the single particle (s.p.)…

Nuclear Theory · Physics 2017-09-29 Carlotta Giusti

With the aim at quantitatively investigating the longstanding problem concerning the effect of short range nucleon-nucleon correlations on scattering processes at high energies, the total neutron-nucleus cross section is calculated within a…

Nuclear Theory · Physics 2008-11-26 M. Alvioli , C. Ciofi degli Atti , I. Marchino , V. Palli , H. Morita

Inclusive electron scattering from nuclei at low momentum transfer (corresponding to x>1) and moderate Q^2 is dominated by quasifree scattering from nucleons. In the impulse approximation, the cross section can be directly connected to the…

Nuclear Experiment · Physics 2017-08-23 J. Arrington

In this work the elastic scattering of two nucleons is calculated in chiral effective field theory at next-to-leading order taking into account the coupled N$\Delta$-, $\Delta$N- and $\Delta\Delta$-channels. To solve the coupled channel…

Nuclear Theory · Physics 2020-08-28 Susanne Strohmeier , Norbert Kaiser

The nucleon-nucleon short-range correlation NN-SRC is one of the key issues of nuclear physics, which typically manifest themselves in high-momentum components of the nuclear momentum distributions. In this letter, the nuclear spectral…

Nuclear Theory · Physics 2022-10-27 Qinglin Niu , Jian Liu , Yuanlong Guo , Chang Xu , Mengjiao Lyu , Zhongzhou Ren
‹ Prev 1 3 4 5 6 7 10 Next ›