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We determine nuclear structure functions and quark distributions for $^7$Li, $^{11}$B, $^{15}$N and $^{27}$Al. For the nucleon bound state we solve the covariant quark-diquark equations in a confining Nambu--Jona-Lasinio model, which yields…

核理论 · 物理学 2010-02-17 I. C. Cloet , W. Bentz , A. W. Thomas

The nonlinear Balitsky-Kovchegov equation at small x is solved numerically, incorporating impact parameter dependence. Confinement is modeled by including effective gluon mass in the dipole evolution kernel, which regulates the splitting of…

高能物理 - 唯象学 · 物理学 2015-05-28 Jeffrey Berger , Anna M. Stasto

We further progress along the line of Ref. [Phys. Rev. {\bf A 94}, 043614 (2016)] where a functional for Fermi systems with anomalously large $s$-wave scattering length $a_s$ was proposed that has no free parameters. The functional is…

核理论 · 物理学 2017-05-24 Denis Lacroix , Antoine Boulet , Marcella Grasso , C. -J. Yang

We study the possible relationship between the saturation properties of nuclear matter and the inclusion of non-locality in the nucleon-nucleon interaction. To this purpose we compute the saturation curve of nuclear matter within the…

核理论 · 物理学 2009-11-11 M. Baldo , C. Maieron

Response functions of infinite nuclear matter with arbitrary isospin asymmetry are studied in the framework of the random phase approximation. The residual interaction is derived from a general nuclear Skyrme energy density functional.…

核理论 · 物理学 2015-06-11 A. Pastore , D. Davesne , J. Navarro

The interpretation of present and future neutrino experiments requires accurate theoretical predictions for neutrino-nucleus scattering rates. Neutrino structure functions can be reliably evaluated in the deep-inelastic scattering regime…

高能物理 - 唯象学 · 物理学 2023-06-06 Alessandro Candido , Alfonso Garcia , Giacomo Magni , Tanjona Rabemananjara , Juan Rojo , Roy Stegeman

The present contribution reports the first systematic finite-nucleus calculations performed using the Energy Density Functional method and a non-empirical pairing functional derived from low-momentum interactions. As a first step, the…

核理论 · 物理学 2008-11-26 T. Duguet , T. Lesinski

Brueckner-Hartree-Fock calculations are performed for nuclear matter with an exact treatment of the Pauli exclusion operator in the Bethe-Goldstone equation. The differences in the calculated binding energy, compared to the angle-average…

核理论 · 物理学 2014-11-18 E. Schiller , H. Müther , P. Czerski

The quantitative description of the effects of nuclear dynamics on the measured neutrino-nucleus cross sections -- needed to reduce the systematic uncertainty of long baseline neutrino oscillation experiments -- involves severe…

核理论 · 物理学 2015-08-19 Omar Benhar , Noemi Rocco

Covariant density functionals have been successfully applied to the description of finite nuclei and dense nuclear matter. These functionals are often constructed by introducing density dependence into the nucleon-meson couplings, typically…

高能天体物理现象 · 物理学 2026-05-14 Guo-Jun Wei , Jia-Jie Li , Armen Sedrakian , Yong-Jia Wang , Qing-Feng Li , Fu-Hu Liu

Nucleon structure function ratios r(x) = F2A(x)/F2D(x) measured in the range of atomic masses A larger or equal 4 are analyzed with the aim to determine the pattern of the x and A dependence of F2(x) modifications caused by nuclear…

高能物理 - 唯象学 · 物理学 2011-09-13 G. I. Smirnov

We consider the perturbative description of saturation based on the nonlinear QCD evolution equation of Balitsky and Kovchegov (BK). Although the nonlinear corrections lead to saturation of the scattering amplitude locally in impact…

高能物理 - 唯象学 · 物理学 2009-11-07 Alexander Kovner , Urs Achim Wiedemann

We calculate and resum a perturbative expansion of nuclear enhanced power corrections to the structure functions measured in deeply inelastic scattering of leptons on a nuclear target. Our results for the Bjorken x-, Q**2- and A-dependence…

高能物理 - 唯象学 · 物理学 2015-06-25 Ivan Vitev

The status of relativistic nuclear many-body calculations of nuclear systems to be built up in terms of protons and neutrons is reviewed. In detail, relativistic effects on several aspects of nuclear matter such as the effective mass,…

核理论 · 物理学 2015-03-13 E. N. E. van Dalen , H. Müther

The $n$-th moments of the nuclear structure function $F_2^A(x,Q^2)$ are analyzed using the off-shell kinematics appropriate to describe deep inelastic electron-nucleus scattering within the impulse approximation. It is shown that off-shell…

高能物理 - 唯象学 · 物理学 2009-10-31 O. Benhar , S. Fantoni , G. I. Lykasov

In this paper we revisit the problem of the solution to Balitsky-Kovchegov equation deeply in the saturation domain. We find that solution has the form of Levin-Tuchin solution but it depends on variable $\bar{z} = \ln(r^2 Q^2_s) +…

高能物理 - 唯象学 · 物理学 2015-06-19 Carlos Contreras , Eugene Levin , Rodrigo Meneses

We compute diffractive structure functions for both protons and nuclei in the framework of Color Glass Condensate models with impact parameter dependence. These models have previously been shown to provide good agreement with inclusive F_2…

高能物理 - 唯象学 · 物理学 2009-01-14 H. Kowalski , T. Lappi , C. Marquet , R. Venugopalan

We explore how nuclear modifications to the free nucleon structure functions (also known as shadowing) affect heavy quark production in collisions at different impact parameters. We assume that the nuclear modifications arise from a density…

核理论 · 物理学 2014-11-18 V. Emel'yanov , A. Khodinov , S. R. Klein , R. Vogt

The polarized structure functions of $^3He$ and $^3H$ nuclei are calculated in NLO approximation, considering and disregarding the light sea quark symmetry breaking. We employ the polarized structure function of the nucleons within the…

高能物理 - 唯象学 · 物理学 2022-08-29 Fatemeh Arbabifar , Shahin Atashbar Tehrani

A brief review is given concerning the status of the theoretical work on nucleon spectral functions. A recent concern about the validity of the concept of spectroscopic factors as deduced from (e,e'p) reactions at higher Q^2, is discussed…

核理论 · 物理学 2007-05-23 W. H. Dickhoff , E. P. Roth , M. Radici