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Related papers: Dileptons from P-Nucleus Collisions

200 papers

We demonstrate the sensitivity of Drell-Yan production processes from deep inelastic scattering in searches for beyond-the-Standard Model (BSM) physics at fixed-target or beam-bump experiments. We take heavy neutral leptons (HNLs) as a case…

High Energy Physics - Phenomenology · Physics 2026-01-28 Francis M. Burk , P. S. Bhupal Dev , Bhaskar Dutta , Tao Han , Aparajitha Karthikeyan , Doojin Kim

We investigate QCD coherence effects in deep inelastic scattering (DIS) off nuclei and in Drell-Yan (DY) dilepton production in proton-nucleus collisions within the light-cone color-dipole approach. The physical mechanisms underlying the…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Raufeisen

We present a phenomenological study of Drell-Yan pair production at hadron colliders based on the NNLO fixed order calculation and on NNLL resummation of threshold logarithms. We give an argument to prove that resummation effects are…

High Energy Physics - Phenomenology · Physics 2010-11-19 Marco Bonvini

We discuss the Drell-Yan dilepton production using the transverse momentum dependent parton distributions evolved with the Catani-Ciafaloni-Fiorani-Marchesini-Kwieci\'nski (CCFM-K) equations in the single loop approximation. Such equations…

High Energy Physics - Phenomenology · Physics 2020-05-26 Krzysztof Golec-Biernat , Tomasz Stebel

We present a fully relativistic and gauge invariant framework for calculating the cross sections of dilepton production in nucleon-nucleon (NN) collisions which is based on the meson-exchange approximation for the NN scattering amplitudes.…

Nuclear Theory · Physics 2015-05-18 R. Shyam , U. Mosel

The relation of the thermal dilepton signal from deconfined matter, resulting in central ultra-relativistic heavy-ion collisions at RHIC and LHC energies, to the background yields from the Drell-Yan process and correlated semileptonic…

High Energy Physics - Phenomenology · Physics 2008-11-26 K. Gallmeister , B. Kaempfer , O. P. Pavlenko

We use the Drell-Yan differential distribution dN_{DY}^{AB}/dE_T in high-energy nucleus-nucleus collisions to obtain a relation between the transverse energy E_T and the impact parameter b. Such a relation is then utilized to study the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Cheuk-Yin Wong

Determination of the nuclear parton distributions within the framework of perturbative QCD, the DGLAP equations in particular, is discussed. Scale and flavour dependent nuclear effects in the parton distributions are compared with the scale…

High Energy Physics - Phenomenology · Physics 2007-05-23 K. J. Eskola , H. Honkanen , V. J. Kolhinen , P. V. Ruuskanen , C. A. Salgado

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

The forward-backward asymmetry of the Drell-Yan process in dilepton decays at high invariant masses can be used to probe the parton distribution functions at large x. The behavior of three modern PDF sets (CT18NNLO, MSHT20, and NNPDF4.0)…

High Energy Physics - Phenomenology · Physics 2023-08-02 Yao Fu , Raymond Brock , Daniel Hayden , Chien-Peng Yuan

We review the production of lepton pairs during high energy nuclear collisions. We highlight the information being carried out of the hot and dense strongly interacting medium. We describe the phenomenon of scalar-vector mixing that can…

High Energy Physics - Phenomenology · Physics 2007-05-23 Charles Gale

We present a comprehensive comparison of the available experimental data for the Drell-Yan lepton angular coefficients $\lambda$ and $\nu$ to calculations at leading and next-to-leading order of perturbative QCD. To obtain the…

High Energy Physics - Phenomenology · Physics 2016-09-13 Martin Lambertsen , Werner Vogelsang

This article presents the review of the current understanding on the pion-nucleon Drell-Yan process from the point of view of the TMD factorization. Using the evolution formalism for the unpolarized and polarized TMD distributions developed…

High Energy Physics - Phenomenology · Physics 2019-02-08 Xiaoyu Wang , Zhun Lu

We discuss the present status of the \bar u-\bar d asymmetry in the nucleon and analize the quantities which are best suited to verify the asymmetry. We find that the Drell-Yan asymmetry is the quantity insensitive to the valence quark…

High Energy Physics - Phenomenology · Physics 2010-11-19 A. Szczurek , M. Ericson , H. Holtmann , J. Speth

The Drell-Yan process provides important information on the internal structure of hadrons including transverse momentum dependent parton distribution functions (TMDs). In this work we present calculations for all leading twist structure…

High Energy Physics - Phenomenology · Physics 2021-02-24 S. Bastami , L. Gamberg , B. Parsamyan , B. Pasquini , A. Prokudin , P. Schweitzer

We evaluate the cross section for the pion induced Drell-Yan process in two different models of the pion light-front wave function, inspired by light-front holographic approaches. We obtain the valence quark distribution functions in those…

High Energy Physics - Phenomenology · Physics 2020-07-23 Jiangshan Lan , Chandan Mondal

A measurement of the forward-backward asymmetry of pairs of oppositely charged leptons (dimuons and dielectrons) produced by the Drell-Yan process in proton-proton collisions is presented. The data sample corresponds to an integrated…

High Energy Physics - Experiment · Physics 2022-08-15 CMS Collaboration

We discuss recent theoretical results for the complete mixed QCD-EW corrections to lepton-pair production via the Drell-Yan mechanism, a cornerstone process for the precision physics programme at the LHC. We present results for fiducial…

High Energy Physics - Phenomenology · Physics 2021-11-02 Luca Buonocore