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Related papers: Nuclear medium effects in Drell-Yan process

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By means of the nuclear parton distributions determined without the fixed-target Drell-Yan experimental data and the analytic expression of quenching weight based on BDMPS formalism, a next-to-leading order analyses are performed on the…

High Energy Physics - Phenomenology · Physics 2023-02-10 Wei-Jie Xu , Tian-Xing Bai , Chun-Gui Duan

The Drell-Yan process for proton incident on nuclei is an excellent place for deeply studying the parton propagation in a nucleus. By means of the nuclear parton distributions determined only with lepton-nuclear deep inelastic scattering…

High Energy Physics - Phenomenology · Physics 2021-06-14 Tian-Xing Bai , Chun-Gui Duan

The longitudinally polarized Drell-Yan process is one of most powerful tools to probe the structure of hadrons. By means of the recent formalism of the polarized proton-deuteron(pd) Drell-Yan, we calculate the ratio of the proton-deuteron…

High Energy Physics - Phenomenology · Physics 2010-01-15 Chun-Gui Duan , Li-Jie Shi , Peng-Nian Shen , Guang-Lie Li

Nuclear modifications to the Drell-Yan dilepton production cross sections in p+A and A+A collisions in the leading twist approximation are caused by nuclear effects in the parton distributions of bound nucleons. For non-isoscalar nuclei,…

High Energy Physics - Phenomenology · Physics 2009-01-07 K. J. Eskola , V. J. Kolhinen , C. A. Salgado , R. L. Thews

To investigate the high mass dilepton production cross section produced due to the Drell-Yan process in hadronic collisions such as nucleon- nucleus, the valence and sea quarks distribution functions inside nucleus is used. In this study,…

Nuclear Theory · Physics 2016-03-15 R. Rostami , F. Zolfagharpour

In this work, we study the influence of nuclear medium effects on various parton model sum rules in nuclei and compare the results with the free nucleon case. We have used relativistic nucleon spectral function to take into account Fermi…

Nuclear Theory · Physics 2016-12-21 F. Zaidi , H. Haider , M. Sajjad Athar , S. K. Singh , I. Ruiz Simo

We calculate nuclear effect in Drell-Yan massive lepton-pair production in terms of parton multiple scattering in Quantum Chromodynamics (QCD). We present the nuclear modification to inclusive Drell-Yan cross section $d\sigma/dQ^2$ in terms…

High Energy Physics - Phenomenology · Physics 2009-11-07 Jianwei Qiu , Xiaofei Zhang

In this paper, we study the parton dynamics in Drell-Yan collisions involving proton-nuclei interactions in the limit of small transverse momentum, emphasizing the role of the cold nuclear matter effects. The distribution of transverse…

High Energy Physics - Phenomenology · Physics 2024-08-21 Weiyao Ke , John Terry , Ivan Vitev

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

We have studied the prospects of using the Drell-Yan dilepton process in pion-nucleus collisions as a novel input in the global analysis of nuclear parton distribution functions (nPDFs). In a NLO QCD framework, we find the measured nuclear…

High Energy Physics - Phenomenology · Physics 2017-10-17 Petja Paakkinen , Kari J. Eskola , Hannu Paukkunen

Two important initial-state nuclear effects in hadron-nucleus collisions are considered. The ratios of inclusive differential cross sections for Drell-Yan dimuon production are calculated. The calculated results are compared to the E866…

High Energy Physics - Phenomenology · Physics 2009-11-11 Ya. A. Berdnikov , V. T. Kim , V. F. Kosmach , M. M. Ryzhinskiy , V. M. Samsonov , M. E. Zavatsky

We investigate how Drell-Yan processes can be used to measure the magnitude of flavor symmetry violation in the proton sea. We examine the utility of the following beams: protons, charged pions, and charged kaons. In each case we present an…

High Energy Physics - Phenomenology · Physics 2009-10-30 R. S. Bhalerao , J. T. Londergan

We discuss the nuclear dependence of $\psi$ and $\psi'$ production in hadron-nucleus interactions as a function of longitudinal momentum fraction $x_F$. Nuclear effects such as final-state absorption, interactions with comovers, shadowing…

High Energy Physics - Phenomenology · Physics 2014-11-17 R. Vogt

We study the nuclear effects in the electromagnetic structure function F2(x,Q^2) in nuclei in the deep inelastic lepton nucleus scattering process by taking into account Fermi motion, binding, pion and rho meson cloud contributions.…

Nuclear Theory · Physics 2011-04-28 M. Sajjad Athar , I. Ruiz Simo , M. J. Vicente Vacas

We report an analysis of the nuclear dependence of the yield of Drell-Yan (DY) dimuons from the 800 GeV/c proton bombardment of $^2H$, C, Ca, Fe, and W targets. A light-cone formulation of the DY process is employed in the rest frame of the…

High Energy Physics - Experiment · Physics 2009-11-07 J. M. Moss , G. T. Garvey , M. B. Johnson , M. J. Leitch , P. L. McGaughey , J. -C. Peng B. Z. Kopeliovich , I. K. Potashnikova

The roles of the Drell-Yan experiments in studying the Transverse-Momentum-Dependent (TMD) parton distributions are discussed. Recent results from the Fermilab E866 experiment on the angular distributions of Drell-Yan dimuons in $p+p$ and…

Nuclear Experiment · Physics 2017-08-23 Jen-Chieh Peng

Fermilab Experiment 866 has performed an absolute measurement of continuum dimuon (Drell-Yan) cross sections in 800-GeV/c $pp$ and $pd$ interactions. Results differential in the mass, Feynman-$x$ ($x_F$) and transverse momenta ($p_T$) of…

High Energy Physics - Experiment · Physics 2007-05-23 Jason C. Webb

We study the nuclear medium effects in the weak structure functions $F_2(x,Q^2)$ and $F_3(x,Q^2)$ in the deep inelastic neutrino/antineutrino reactions in nuclei. We use a theoretical model for the nuclear spectral functions which…

Nuclear Theory · Physics 2013-05-29 H. Haider , I. Ruiz Simo , M. Sajjad Athar , M. J. Vicente Vacas

We study higher twist corrections to the perturbative QCD cross sections for ep deep inelastic scattering and the Drell-Yan lepton pair production in pp collision. The corrections arise due to the initial state interaction of the active…

High Energy Physics - Phenomenology · Physics 2009-11-10 O. Linnyk , S. Leupold , U. Mosel