English
Related papers

Related papers: Non-leading Logarithms in Principal Value Resummat…

200 papers

We present the general expressions for the resummation, up to next-to-leading logarithmic accuracy, of Sudakov-type logarithms in processes with an arbirtrary number of hard-scattering partons. These results document the formulae used by…

High Energy Physics - Phenomenology · Physics 2010-04-05 R. Bonciani , S. Catani , M. L. Mangano , P. Nason

We discuss corrections from the elastic limit (partonic threshold) in hadronic hard-scattering cross sections. We show why these corrections can be large at all orders in perturbation theory, and describe their resummation to arbitrary…

High Energy Physics - Phenomenology · Physics 2007-05-23 Nikolaos Kidonakis , George Sterman

We present a new method of resummation of QCD threshold distributions to the hard scattering function of the dilepton production cross section in hadron-hadron collisions. Our formulation by-passes the infrared singularities of the QCD…

High Energy Physics - Phenomenology · Physics 2007-05-23 H. Contopanagos , L. Alvero , G. Sterman

We consider Drell-Yan process in the threshold region $z\to 1$ where large logarithms appear due to soft-gluon radiations. We present a soft-collinear effective theory approach to re-sum these Sudakov-type logarithms following an earlier…

High Energy Physics - Phenomenology · Physics 2009-11-11 Ahmad Idilbi , Xiangdong Ji

We present a computation of the inclusive Drell-Yan production cross-section in perturbative QCD to all orders in the limit of high partonic centre-of-mass energy. We compare our results to the fixed order NLO and NNLO results in MSbar…

High Energy Physics - Phenomenology · Physics 2009-06-05 Simone Marzani , Richard D. Ball

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

The soft-gluon resummation exponents G^N in moment space are investigated for the quark coefficient functions in deep-inelastic structure functions and the quark-antiquark contribution to the Drell-Yan cross section dsigma/dM. Employing…

High Energy Physics - Phenomenology · Physics 2009-10-31 A. Vogt

In this article, we discuss about the Drell-Yan process focusing on the computation of radiative corrections for vector boson production. First, we describe the $q_T$-resummation formalism and its application to obtain higher-order QCD…

High Energy Physics - Phenomenology · Physics 2019-08-07 German F. R. Sborlini

Using methods from effective field theory, an exact all-order expression for the Drell-Yan cross section at small transverse momentum is derived directly in q_T space, in which all large logarithms are resummed. The anomalous dimensions and…

High Energy Physics - Phenomenology · Physics 2011-06-20 Thomas Becher , Matthias Neubert

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 consider the production of pairs of lepton through the Drell-Yan process at the LHC and present the most accurate prediction on their rapidity distribution. While the fixed order prediction is already known to next-to-next-to-leading…

High Energy Physics - Phenomenology · Physics 2018-10-30 Pulak Banerjee , Goutam Das , Prasanna K. Dhani , V. Ravindran

The transverse momentum dependent (TMD) factorization theorem accommodates various types of power corrections. Among them, the least studied are qT/Q corrections, which become significant at large values of transverse momentum. These…

High Energy Physics - Phenomenology · Physics 2025-04-01 Arturo Arroyo-Castro , Ignazio Scimemi , Alexey Vladimirov

We study corrections suppressed by one power of the soft gluon energy to the resummation of threshold logarithms for the Drell-Yan cross section and for Deep Inelastic structure functions. While no general factorization theorem is known for…

High Energy Physics - Phenomenology · Physics 2008-11-26 Eric Laenen , Lorenzo Magnea , Gerben Stavenga

We consider Drell-Yan production $pp \to Z/\gamma^* \to \ell^+\ell^-$ with the simultaneous measurement of the $Z$-boson transverse momentum $q_T$ and $0$-jettiness $\mathcal{T}_0$. Since both observables resolve the initial-state QCD…

High Energy Physics - Phenomenology · Physics 2020-10-08 Gillian Lustermans , Johannes K. L. Michel , Frank J. Tackmann , Wouter J. Waalewijn

We present the next-to-leading power (NLP) factorization formula for the $q\bar{q}\to \gamma^*+X$ channel of the Drell-Yan production near the kinematic threshold limit. The formalism used for the computation of next-to-leading power…

High Energy Physics - Phenomenology · Physics 2019-12-20 Sebastian Jaskiewicz

We consider Drell-Yan lepton pairs produced in hadronic collisions. We present high-accuracy QCD predictions for the transverse-momentum ($q_T$) distribution and fiducial cross sections in the small $q_T$ region. We resum to all…

High Energy Physics - Phenomenology · Physics 2023-03-23 Stefano Camarda , Leandro Cieri , Giancarlo Ferrera

We study the power corrections to the cross-section of Drell-Yan production within the Wilson line approach and apply the methods of QCD asymptotic dynamics to identify the leading renormalon contribution.

High Energy Physics - Phenomenology · Physics 2007-05-23 G. P. Korchemsky

The resummed Drell-Yan cross section in the double-logarithmic approximation suffers from infrared renormalons. Their presence was interpreted as an indication for non-perturbative corrections of order $\lqcd/(Q(1-z))$. We find that, once…

High Energy Physics - Phenomenology · Physics 2009-10-28 M. Beneke , V. M Braun

Longitudinally polarized, unpolarized and forward-backward mass differential cross sections for Drell-Yan lepton-pair production by arbitrary vector bosons are calculated in next-to-leading order (NLO) QCD. Analytical results are presented…

High Energy Physics - Phenomenology · Physics 2009-10-30 B. Kamal

Dimensional continuation is applied to resummed expressions for the DIS and Drell-Yan partonic cross sections, to regularize the Landau pole. Simple analytic expression are obtained, encoding information about nonperturbative…

High Energy Physics - Phenomenology · Physics 2015-06-25 Lorenzo Magnea