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Related papers: The Drell-Yan process as a testing ground for part…

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We first review the general framework which enables one to resum high-energy logarithms in hadronic processes, both in the evolution of parton densities and in the coefficient functions. We then present an all-order calculation in…

High Energy Physics - Phenomenology · Physics 2010-11-26 Simone Marzani

We propose a collinear factorization formula for the associated production of one particle and a Drell-Yan pair in hadronic collisions. It is shown that additional collinear singularities appearing in the next-to-leading order calculations…

High Energy Physics - Phenomenology · Physics 2015-03-17 Federico Alberto Ceccopieri

The weak radiative corrections to the Drell-Yan process above the Z-peak have been studied. The compact asymptotic expression for the two heavy boson exchange - one of the significant contributions to the investigated process - has been…

High Energy Physics - Phenomenology · Physics 2008-11-26 V. A. Zykunov

A multivariate likelihood method to measure electroweak couplings with the Drell-Yan process at the LHC is presented. The process is described by the dilepton rapidity, invariant mass, and decay angle distributions. The decay angle…

High Energy Physics - Experiment · Physics 2012-08-27 the CMS Collaboration

Here a preliminary study is presented concerning the detection of the normally unseen Drell-Yan fragments, possible in the PANDA experiment. To work as a multi-purpose apparatus, this experiment will record all the particles produced in the…

High Energy Physics - Phenomenology · Physics 2010-05-07 Andrea Bianconi

The production of dileptons with an invariant mass in the range 1 GeV < M < 5 GeV provides unique insight into the approach to thermal equilibrium in ultrarelativistic nucleus-nucleus collisions. In this mass range, they are produced…

Nuclear Theory · Physics 2021-09-21 Maurice Coquet , Xiaojian Du , Jean-Yves Ollitrault , Soeren Schlichting , Michael Winn

We present a thorough analysis of unpolarized Drell-Yan (DY) pair production in pion-nucleus scattering. On the nucleus side, we use nuclear parton distributions along with parametrisations of the nucleon partonic transverse distribution…

High Energy Physics - Phenomenology · Physics 2018-08-29 Federico Alberto Ceccopieri , Aurore Courtoy , Santiago Noguera , Sergio Scopetta

Measurements of neutral current Drell-Yan production at large invariant dilepton masses can be used to test the energy scale dependence (running) of the electroweak mixing angle. In this work, we make use of a novel implementation of the…

High Energy Physics - Phenomenology · Physics 2024-03-12 Simone Amoroso , Mauro Chiesa , Clara Lavinia Del Pio , Katerina Lipka , Fulvio Piccinini , Federico Vazzoler , Alessandro Vicini

We calculate the differential Drell-Yan production cross section in proton-nucleus collisions by including both next-to-leading order perturbative effects and effects of the nuclear medium. We demonstrate that dilepton production in fixed…

High Energy Physics - Phenomenology · Physics 2015-05-20 R. B. Neufeld , I. Vitev , B. W. Zhang

A precise measurement of the ratios of the Drell-Yan cross section per nucleon for an 800 GeV/c proton beam incident on Be, Fe and W targets is reported. The behavior of the Drell-Yan ratios at small target parton momentum fraction is well…

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

An extensive phenomenological study of the Drell-Yan (DY) process in $pp$ collisions at various energies is performed in the color dipole framework. Besides previously studied $\gamma^*$ production we have also included the $Z^0$…

High Energy Physics - Phenomenology · Physics 2016-02-17 Eduardo Basso , Victor P. Goncalves , Jan Nemchik , Roman Pasechnik , Michal Sumbera

Polarized proton-deuteron (pd) Drell-Yan processes are investigated for studying new spin structure of a spin-1 hadron. Our formalism indicates that there exist many structure functions: 108 in general and 22 in the \vec Q_T-integrated…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Kumano

We consider the azimuthal distribution of the final observed hadron in semi-inclusive deep-inelastic scattering and the lepton pair in the Drell-Yan process. In particular, we focus on the $\cos \phi$ modulation of the unpolarized cross…

High Energy Physics - Phenomenology · Physics 2019-08-14 Alessandro Bacchetta , Giuseppe Bozzi , Miguel G. Echevarria , Cristian Pisano , Alexey Prokudin , Marco Radici

We present detailed analysis of the $T$-even lepton angular distribution in the Drell-Yan process including $\gamma/Z^0$ gauge boson exchange and using perturbative QCD based on the collinear factorization scheme at leading order in the…

High Energy Physics - Phenomenology · Physics 2024-10-29 Valery E. Lyubovitskij , Alexey S. Zhevlakov , Iurii A. Anikin

Tensor-polarized parton distribution functions are new quantities in spin-one hadrons such as the deuteron, and they could probe new quark-gluon dynamics in hadron and nuclear physics. In charged-lepton deep inelastic scattering (DIS), they…

High Energy Physics - Phenomenology · Physics 2016-09-28 S. Kumano , Qin-Tao Song

The internal motion of partons inside hadrons has been studied through its impact on very low transverse momentum spectra of Drell-Yan (DY) pairs created in hadron-hadron collisions. We study DY production at next-to-leading order using the…

High Energy Physics - Phenomenology · Physics 2025-03-17 I. Bubanja , H. Jung , A. Lelek , N. Raicevic , S. Taheri Monfared

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 discuss the transverse momentum Q_T distribution of Drell-Yan pair, produced in collisions of transversely polarized protons. We calculate the transversely polarized Drell-Yan cross section up to order \alpha_s in the dimensional…

High Energy Physics - Phenomenology · Physics 2009-11-11 Hiroyuki Kawamura , Jiro Kodaira , Hirotaka Shimizu , Kazuhiro Tanaka

To obtain improved parton densities of the proton, we present a new global analysis of deep-inelastic and related hard scattering data including, in particular, the recent measurements of F2 at HERA, of the asymmetry of the rapidity…

High Energy Physics - Phenomenology · Physics 2009-09-25 A. D. Martin , R. G. Roberts , W. J. Stirling