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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

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

This paper presents a calculation of the neutron cross-sections in solid materials (used in practical neutron sources) with a large coherent scattering contribution. In particular, the dynamic structure function S(Q, $\omega$) of…

Nuclear Theory · Physics 2010-05-07 C. -Y. Liu , A. R. Young , C. M. Lavelle , D. Salvat

Microscopic optical potentials have been successful in describing nucleon-nucleus and nucleus-nucleus scattering. Some essential ingredients of the framework, however, have not been examined in detail. Applicability of the microscopic…

Nuclear Theory · Physics 2018-01-01 Kosho Minomo , Kouhei Washiyama , Kazuyuki Ogata

The recent and older level shifts and widths in pbar atoms are analyzed. The results are fitted by an antiproton-nucleus optical potential with two basic complex strength parameters. These parameters are related to average S and P wave…

Nuclear Theory · Physics 2008-11-26 S. Wycech , F. J. Hartmann , J. Jastrzebski , B. Klos , A. Trzcinska , T. von Egidy

In extracting deformation parameters from multipole moments for deformed nuclei, one commonly uses the formulas which are based on a sharp-cut density distribution. We discuss a possible ambiguity for this procedure and clarify the role of…

Nuclear Theory · Physics 2009-11-11 K. Hagino , N. W. Lwin , M. Yamagami

The in-medium nucleon-nucleon scattering cross section is a pivotal quantity for studying the medium effects of strong interaction, and its precise knowledge is critical for understanding the equation of state for dense matter,…

Nuclear Theory · Physics 2026-01-13 Tianyu Wang , Hui Tong , Chencan Wang , Xiaoying Qu , Sibo Wang

We study the energy dependence of the total and diffractive neutrino-nucleon and neutrino-nucleus cross sections at very high energies. The calculation employs the QCD dipole model and the small-$x$ nonlinear Balitsky-Kovchegov evolution.…

High Energy Physics - Phenomenology · Physics 2024-10-02 Anh Dung Le , Heikki Mäntyssari

Parity violating electron nucleus scattering is a clean and powerful tool for measuring the spatial distributions of neutrons in nuclei with unprecedented accuracy. Parity violation arises from the interference of electromagnetic and weak…

Nuclear Theory · Physics 2007-05-23 C. J. Horowitz

In the neutron-deuteron scattering, four total cross sections are shown to form a complete set for the determination of the imaginary parts of the forward amplitudes because of the optical theorem. The amplitudes are decomposed into scalar…

Nuclear Theory · Physics 2009-11-06 S. Ishikawa , M. Tanifuji , Y. Iseri

The Random Phase Approximation theory is used to calculate the total cross sections of electron neutrinos on $^{12}$C nucleus. The role of the excitation of the discrete spectrum is discussed. A comparison with electron scattering and muon…

Nuclear Theory · Physics 2007-05-23 Giampaolo Co'

The effective chiral model is extended by introducing the contributions from the cross-couplings between isovector and isoscalar mesons. These cross-couplings are found to be instrumental in improving the density content of the nuclear…

Nuclear Theory · Physics 2017-09-08 Tuhin Malik , Kinjal Banerjee , T. K. Jha , B. K. Agrawal

We report on global fits of optical-model parameters to 90 data points for $\bar p$ X-rays and 17 data points of radiochemical data put together. With the help of separate fits to the two kinds of data it is possible to determine…

Nuclear Theory · Physics 2009-11-11 E. Friedman , . , A. Gal , J. Mares

Background: Uncertainty quantification for nuclear theories has gained a more prominent role in the field, with more and more groups attempting to understand the uncertainties on their calculations. However, recent studies have shown that…

Nuclear Theory · Physics 2021-12-03 M. Catacora-Rios , G. B. King , A. E. Lovell , F. M. Nunes

Using a recent parametrization of nuclear effects in parton distribution functions we calculate the neutrino-nucleon cross section at energies relevant for ultra high energy neutrino telescopes. The modification of the cross section in…

High Energy Physics - Phenomenology · Physics 2009-10-31 J. A. Castro Pena , G. Parente , E. Zas

New measurements of the coherent elastic neutrino-nucleus scattering (CEvNS) are expected to be achieved in the near future by using two neutrino production channels with different energy distributions: the very low energy electron…

High Energy Physics - Phenomenology · Physics 2020-02-19 B. C. Canas , E. A. Garces , O. G. Miranda , A. Parada , G. Sanchez Garcia

The COHERENT collaboration observed coherent elastic neutrino nucleus scattering using a 14.6 kg cesium-iodide (CsI) detector in 2017 and recently published the updated results before decommissioning the detector. Here, we present the…

Nuclear Experiment · Physics 2023-08-16 M. Atzori Corona , M. Cadeddu , N. Cargioli , F. Dordei , C. Giunti , G. Masia

In this paper, we construct a new phenomenological isospin dependent global neutron-nucleus optical model potential. Based on the existing experimental data of elastic scattering angular distributions for neutron as projectile, we obtain a…

Nuclear Theory · Physics 2012-03-27 Xiao-Hua Li , Lie-Wen Chen

A new method for extracting neutron densities from intermediate energy elastic proton-nucleus scattering observables uses a global Dirac phenomenological (DP) approach based on the Relativistic Impulse Approximation (RIA). Data sets for…

Nuclear Theory · Physics 2009-11-07 B. C. Clark , S. Hama , L. J. Kerr

This theoretical study is devoted to bridging the gap between the nuclear structure and reaction dynamics and unravelling their impact on each other, considering the neutron-rich light mass 30-60Ar isotopes. Using the relativistic…

Nuclear Theory · Physics 2023-06-28 Monalisa Das , J. T. Majekodunmi , N. Biswal , R. N. Panda , M. Bhuyan
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