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Related papers: EMC effect in semi-inclusive deep-inelastic scatte…

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We present an extension to $\pi^{\pm} p$ and $K^{\pm} p$ elastic scattering at high energies of the impact-picture phenomenology we first proposed more than twenty years ago, for $p p$ and $\bar p p$ elastic scattering. We show, in…

High Energy Physics - Phenomenology · Physics 2011-03-23 Claude Bourrely , Jacques Soffer , Tai Tsun Wu

In this article we employ the nuclear EMC effect to extract the parton distribution functions (PDFs) inside the Lead (Pb) and Gold (Au) nuclei. Extracted PDFs are utilized to obtain the transverse momentum dependent (TMD) ones, using the…

High Energy Physics - Phenomenology · Physics 2022-07-14 A. Mirjalili , J. Sheibani , K. Javidan , R. Gharaei , Shahin Atashbar Tehrani

Using the H1 detector at HERA, charged particle multiplicity distributions in deep inelastic ep scattering have been measured over a large kinematical region. The evolution with $W$ and $Q^2$ of the multiplicity distribution and of the…

High Energy Physics - Experiment · Physics 2008-11-26 S. Aid

Using a simple eikonal approach to the treatment of Coulomb-nuclear interference and form-factors effects and taking into account the curvature effects in high-energy $pp$ and $\bar{p}p$ scattering, we determine the basic parameters $B$,…

High Energy Physics - Phenomenology · Physics 2023-05-24 Phuoc Ha

The flavor and helicity distributions of the $\Lambda$ and $\bar{\Lambda}$ hyperons for both valence and sea quarks are calculated in a perturbative QCD (pQCD) based model. We relate these quark distributions to the fragmentation functions…

High Energy Physics - Phenomenology · Physics 2011-09-13 Bo-Qiang Ma , Ivan Schmidt , Jacques Soffer , Jian-Jun Yang

We investigate the influence of modified nuclear parton distribution functions (PDFs) on high-pT hadron production at RHIC and LHC energies using a pQCD-improved parton model. For application at RHIC, we focus on the possible contribution…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. A. Cole , G. G. Barnafoldi , P. Levai , G. Papp , G. Fai

We study the nuclear ($A$) dependence of the European Muon Collaboration (EMC) effect at high values of $x$ ($x \geq 0.6$). Our approach makes use of conventional nuclear degrees of freedom within the Relativistic Impulse Approximation. By…

High Energy Physics - Phenomenology · Physics 2014-11-17 Simonetta Liuti , Franz Gross

Deep inelastic scattering of leptons off nuclear targets is analized within the convolution model taking into account nucleon-nucleon correlations. We show that in the nuclear medium nucleons are distributed according to a function that…

High Energy Physics - Phenomenology · Physics 2009-09-25 O. Benhar , S. Fantoni , G. I. Lykasov , N. V. Slavin

The break-up of the deuteron during deeply-virtual Compton scattering, gamma* d --> gamma(*) n p, is explored. In the effective field theory describing nucleon dynamics at momenta below the pion mass, the EMC effect results from…

Nuclear Theory · Physics 2014-11-18 Silas R. Beane , Martin J. Savage

A hybrid model is used to describe the energy loss of very high-energy taus and muons in matter due to inelastic scattering on nuclei. The model involves soft and semihard photonuclear interactions as well as the deep inelastic scattering…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. A. Kochanov , K. S. Lokhtin , S. I. Sinegovsky

High energy elastic $p p$ scattering at the Large Hadron Collider (LHC) at c.m. energy 14 TeV is predicted using the asymptotic behavior of $\sigma_{tot}(s)$ and $\rho(s)$ known from dispersion relation calculations and the measured elastic…

High Energy Physics - Phenomenology · Physics 2009-11-07 M. M. Islam , R. J. Luddy , A. V. Prokudin

Effect of bound nucleon internal structure change on nuclear structure functions is investigated based on local quark-hadron duality. The bound nucleon structure functions calculated for charged-lepton and (anti)neutrino scattering are all…

High Energy Physics - Phenomenology · Physics 2014-11-18 K. Tsushima , K. Saito , F. M. Steffens

Using the Li\`{e}ge intranuclear-cascade model together with the ablation model ABLA, an investigation is conducted into the effects of $\Lambda$ potential in $\Lambda$-nucleus and $\Lambda$-hypernucleus-nucleus collisions across various…

Nuclear Theory · Physics 2024-04-24 Gao-Chan Yong

It is shown that in deep inelastic electron - ion collisions the detection, in coincidence with the scattered electron, of a nucleus A-1 in the ground state, as well as a nucleon and a nucleus A-2 also in the ground state, may provide…

Nuclear Theory · Physics 2007-05-23 C. Ciofi degli Atti , L. P. Kaptari , S. Scopetta

We discuss the production of hadrons in polarized lepton nucleon interactions and in the current jet fragmentation region; using the QCD hard scattering formalism we compute the helicity density matrix of the hadron and show how its…

High Energy Physics - Phenomenology · Physics 2009-10-28 M. Anselmino , M. Boglione , J. Hansson , F. Murgia

We present a systematic calculation of the charged current semi-inclusive deeply inelastic scattering process at leading order twist-3 level in the parton model. We consider the general form of the negatively charged beam scattering off the…

High Energy Physics - Phenomenology · Physics 2021-01-27 Weihua Yang

We study the transverse-momentum distribution of hadrons produced in semi-inclusive deep-inelastic scattering. We consider cross sections for various combinations of the polarizations of the initial lepton and nucleon or the produced…

High Energy Physics - Phenomenology · Physics 2017-08-23 Yuji Koike , Junji Nagashima , Werner Vogelsang

Analyzing global data on the EMC effect, which denotes differences in parton distribution functions in nuclei compared to unbound nucleons, reveals tensions. Precise measurements at Jefferson Lab, studying both x and A dependence, show…

Nuclear Experiment · Physics 2024-02-28 S. Moran , M. Arratia , J. Arrington , D. Gaskell , B. Schmookler

An important part of the physics program at the future electron-ion collider is to understand the nature of hadronization and the transport of energy and matter in large nuclei. Open heavy flavor production in deep inelastic scattering…

High Energy Physics - Phenomenology · Physics 2021-04-07 Hai Tao Li , Ze Long Liu , Ivan Vitev