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Related papers: Pauli blocking and medium effects in nucleon knock…

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It is shown that polarization transfer measurements $(\vec{e},e'\vec{p})$ on a specific target nucleus can provide constraints on the ratio of the in-medium electric to magnetic form factor. Thereby one exploits the fact that proton…

Nuclear Theory · Physics 2013-02-15 Guy Ron , Wim Cosyn , Eli Piasetzky , Jan Ryckebusch , Jechiel Lichtenstadt

The contributions of short-range nucleon-nucleon (NN) correlations, various meson exchange current (MEC) terms and the influence of $\Delta$ isobar excitations (isobaric currents, IC) on exclusive two-nucleon knockout reactions induced by…

Nuclear Theory · Physics 2008-11-26 D. Knödler , H. Müther , P. Czerski

Pauli blocking is carefully investigated for the processes of $NN \rightarrow N \Delta$ and $\Delta \rightarrow N \pi$ in heavy-ion collisions, aiming at a more precise prediction of the $\pi^-/ \pi^+$ ratio which is an important observable…

Nuclear Theory · Physics 2020-03-17 Natsumi Ikeno , Akira Ono , Yasushi Nara , Akira Ohnishi

Nuclear reactions induced by muon neutrino with energies in the range from 0.2 to 1.5 GeV in Monte Carlo calculations framework in the intra-nuclear cascade model are studied. This study was done by comparison between the available…

Nuclear medium effects in the weak structure functions $F_2(x,Q^2)$ and $F_3(x,Q^2)$ have been studied for deep inelastic neutrino/antineutrino reactions in iron nucleus by taking into account Fermi motion, binding, pion and rho meson cloud…

Nuclear Theory · Physics 2015-05-30 H. Haider , I. Ruiz Simo , M. Sajjad Athar , M. J. Vicente Vacas

Interpretation of current and future neutrino oscillation and electron scattering experiments requires knowledge of lepton-nucleon and lepton-nucleus interactions at the percent level. We study the exchange of photons between charged…

Nuclear Theory · Physics 2022-10-19 Oleksandr Tomalak , Ivan Vitev

Reactions that involve the direct and sudden removal of a pair of like or unlike nucleons from a fast projectile beam by a light target nucleus are considered. Specifically, we study the three two-nucleon removal channels from $^{12}${C}…

Nuclear Theory · Physics 2015-03-17 E. C. Simpson , J. A. Tostevin

The nuclear medium effects in the nuclear structure functions and differential cross sections in the deep inelastic scattering (DIS) of charged lepton and neutrino from nuclear targets are studied in the region of large $x$ including $x\ge…

High Energy Physics - Phenomenology · Physics 2022-05-18 M. Sajjad Athar , S. K. Singh , F. Zaidi

In this paper, the in-medium $NN\rightarrow N\Delta$ cross section is calculated in the framework of the one-boson exchange model by including the isovector mesons, i.e. $\delta$ and $\rho$ mesons. Due to the isospin exchange in the…

Nuclear Theory · Physics 2018-12-05 Ying Cui , Yingxun Zhang , Zhuxia Li

There exist model calculations showing the modification of the hadronic parameters of $\rho$ meson in the nuclear environment. From these parameters, we extract the $\rho$ meson nucleus optical potential and show the medium effect due to…

Nuclear Theory · Physics 2015-05-20 Swapan Das

We analize the influence of nuclear effects on the determination of the nucleon axial mass from nuclear cross sections. Our work is based on a formalism widely applied to describe electron-nucleus scattering data in the impulse…

High Energy Physics - Phenomenology · Physics 2009-10-29 Omar Benhar , Davide Meloni

We study nuclear stopping in central collisions for heavy-ion induced reactions in the Fermi energy domain, between $15$ and $100$ A\,\textrm{MeV}. Using the large dataset of exclusive measurements provided by the $4\pi$ array \emph{INDRA},…

We study the properties of $D$ and $D^*$ mesons in nuclear matter within a simultaneous self-consistent coupled-channel unitary approach that implements heavy-quark symmetry. The in-medium solution accounts for Pauli blocking effects, and…

Nuclear Theory · Physics 2009-12-14 L. Tolos , C. Garcia-Recio , J. Nieves

We investigate how the gravitational form factors of the nucleon undergo changes in nuclear matter, emphasizing the Abel transformation from the three-dimensional (3D) Breit frame to the two-dimensional (2D) light-front frame. Since the…

High Energy Physics - Phenomenology · Physics 2022-09-07 June-Young Kim , Ulugbek Yakhshiev , Hyun-Chul Kim

This paper presents reaction cross section predictions. These predictions are the result of a continuous pipeline which originates from a microscopic nuclear interaction. Density parameters and effective nucleon-nucleon cross sections (both…

Nuclear Theory · Physics 2011-07-04 Francesca Sammarruca , Larz White

A systematic study of the in-medium correction factor ($F$) on nucleon-nucleon elastic cross section is performed within the Ultra-relativistic Quantum Molecular Dynamics (UrQMD) model. The effects of the beam energy dependence of $F$ on…

Nuclear Theory · Physics 2022-04-06 Pengcheng Li , Yongjia Wang , Qingfeng Li , Hongfei Zhang

The influence of the mutual interaction between the two outgoing nucleons (NN-FSI) in electro- and photoinduced two-nucleon knockout from $^{16}O$ has been investigated perturbatively. It turns out that the effect of NN-FSI depends on the…

Nuclear Theory · Physics 2009-11-10 M. Schwamb , S. Boffi , C. Giusti , F. D. Pacati

In this work, we have studied (anti)neutrino induced charged current quasielastic scattering from some nuclear targets in the energy region of $E_\nu < 1~GeV$. Our aim is to confront electron and muon production cross sections relevant for…

Nuclear Theory · Physics 2015-12-09 F. Akbar , M. Rafi Alam , M. Sajjad Athar , S. Chauhan , S. K. Singh , F. Zaidi

We calculate nucleon-nucleon cross sections in the nuclear medium with unequal densities of protons and neutrons. We use the Dirac-Brueckner-Hartree-Fock approach together with realistic nucleon-nucleon potentials. We examine the effect of…

Nuclear Theory · Physics 2007-05-23 F. Sammarruca , P. Krastev

This study concerns a situation when measurements of the nonresonant cross-section of nuclear reactions appear highly dependent on the environment in which the particles interact. An appealing example discussed in the paper is the…

Plasma Physics · Physics 2015-05-30 N. J. Fisch , M. G. Gladush , Yu. V. Petrushevich , Piero Quarati , A. N. Starostin