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Using a recent calculation of the perturbative hard part for dilepton production that sums large threshold corrections to all orders in perturbative QCD, we compute the corresponding cross sections. The hard part has been evaluated using…

High Energy Physics - Phenomenology · Physics 2009-10-28 Lyndon Alvero , Harry Contopanagos

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

We study the lepton pair photoproduction in peripheral heavy-ion collisions based on the formalism in our previous work [Phys. Rev. D 104, 056011 (2021)]. We present the numerical results for the distributions of the transverse momentum,…

High Energy Physics - Phenomenology · Physics 2022-09-14 Ren-jie Wang , Shuo Lin , Shi Pu , Yi-fei Zhang , Qun Wang

We obtain a prediction for the hadron-collider event-shape variable transverse thrust in which the terms enhanced in the dijet limit are resummed to next-to-next-to-leading logarithmic accuracy. Our method exploits universality properties…

High Energy Physics - Phenomenology · Physics 2016-04-11 Thomas Becher , Xavier Garcia i Tormo , Jan Piclum

We report on the computation of the angle-between-leptons distribution in Drell-Yan processes. More precisely we study the recently introduced variable phi*, which provides us with a more accurate probe of the low Q_T domain of Z boson…

High Energy Physics - Phenomenology · Physics 2011-07-04 Simone Marzani , Andrea Banfi , Mrinal Dasgupta , Lee Tomlinson

The results of phenomenological studies of top-quark pair production in proton-proton collisions are presented. Differential cross sections are calculated in perturbative QCD at approximate next-to-next-to-leading order ${\cal…

High Energy Physics - Phenomenology · Physics 2015-06-19 Marco Guzzi , Katerina Lipka , Sven-Olaf Moch

We present a calculation of slepton pair production at the LHC at next-to-next-to-leading logarithmic (NNLL) accuracy, matched to approximate next-to-next-to-leading order (aNNLO) QCD corrections. We collect the relevant analytical…

High Energy Physics - Phenomenology · Physics 2019-11-07 J. Fiaschi , M. Klasen , M. Sunder

We present results for threshold resummation of the invariant mass distribution, for on-shell production of a pair of $W$-bosons at next-to-next-to-leading order + next-to-next-to-leading logarithmic (NNLO+NNLL) accuracy in QCD. Owing to…

High Energy Physics - Phenomenology · Physics 2026-01-30 Pulak Banerjee , Chinmoy Dey , M. C. Kumar , Vaibhav Pandey

We discuss the production of W bosons at large transverse momentum in p pbar collisions at the Tevatron Run I and II. W boson hadroproduction is a process of relevance in testing the Standard Model and in estimates of backgrounds to new…

High Energy Physics - Phenomenology · Physics 2010-03-30 Nikolaos Kidonakis , Agustin Sabio Vera , .

We consider the photoproduction of two hadrons in polarized lepton-nucleon collisions in the framework of perturbative QCD at the next-to-leading order accuracy. After illustrating how to obtain the experimentally relevant observables, a…

High Energy Physics - Phenomenology · Physics 2007-06-27 Christof Hendlmeier , Marco Stratmann , Andreas Schafer

We present a combined resummation for the transverse momentum distribution of a colorless final state in perturbative QCD, expressed as a function of transverse momentum pt and the scaling variable x. Its expression satisfies three…

High Energy Physics - Phenomenology · Physics 2017-04-26 Claudio Muselli , Stefano Forte , Giovanni Ridolfi

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

In this proceeding we consider QCD radiative corrections to the production of colourless high-mass systems in hadron collisions. At small transverse momentum the logarithmically-enhanced contributions can be organized to all perturbative…

High Energy Physics - Phenomenology · Physics 2014-07-21 Leandro Cieri

We consider QCD radiative corrections to the production of a heavy-quark pair in hadronic collisions. We present the computation of the soft-parton contributions at low transverse momentum of the heavy-quark pair up to second order in the…

High Energy Physics - Phenomenology · Physics 2023-05-17 Stefano Catani , Simone Devoto , Massimiliano Grazzini , Javier Mazzitelli

Slepton pairs can be produced in vector-boson fusion processes at hadron colliders. The next-to-leading order QCD corrections to the electroweak production cross section for p p -> slepton+ slepton- +2jets at order alpha_s alpha^4 have been…

High Energy Physics - Phenomenology · Physics 2008-11-26 Partha Konar , Dieter Zeppenfeld

The next-to-leading order (NLO) QCD radiative corrections to W+W- production at hadron colliders are well understood. We combine NLO perturbative QCD calculations with soft-gluon resummation of threshold logarithms to find a next-to-next-to…

High Energy Physics - Phenomenology · Physics 2013-09-27 S. Dawson , Ian M. Lewis , Mao Zeng

We apply the leading-log high-energy resummation technique recently derived by some of us to the transverse momentum (pt) distribution for production of a Higgs boson in gluon fusion. We use our results to obtain information on…

High Energy Physics - Phenomenology · Physics 2016-09-23 Fabrizio Caola , Stefano Forte , Simone Marzani , Claudio Muselli , Gherardo Vita

The transverse momentum ($p_T$) distribution of Higgs bosons at hadron colliders enables a detailed probe of its production dynamics and is a key ingredient to precision studies of Higgs boson properties, but receives very large QCD…

High Energy Physics - Phenomenology · Physics 2018-12-05 Xuan Chen , Thomas Gehrmann , E. W. Nigel Glover , Alexander Huss , Ye Li , Duff Neill , Markus Schulze , Iain W. Stewart , Hua Xing Zhu

In this paper we present a comprehensive formalism for dilepton production from the collision of two polarized spin-$\tfrac{1}{2}$ hadrons by identifying the general angular distribution of the cross section in combination with a complete…

High Energy Physics - Phenomenology · Physics 2009-07-24 S. Arnold , A. Metz , M. Schlegel

We consider the resummation of the logarithmic contributions to the region of small transverse momenta in the distributions of high-mass systems (lepton pairs, vector bosons, Higgs particles, ....) produced in hadron collisions. We point…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Catani , D. de Florian , M. Grazzini
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