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Related papers: Soft-Gluon Resummation in Heavy Quarkonium Physics

200 papers

We investigate QCD effects in the production of a single slepton at hadron colliders in the Minimal Supersymmetric Standard Model without R-parity. We calculate the total cross sections and the transverse momentum distributions at…

High Energy Physics - Phenomenology · Physics 2009-11-11 Li Lin Yang , Chong Sheng Li , Jian Jun Liu , Qiang Li

We report on the resummation of soft-gluon emissions for squark-antisquark production at next-to-next-to-leading-logarithmic (NNLL) accuracy. We will put particular emphasis on the one loop hard matching coefficients required to perform the…

High Energy Physics - Phenomenology · Physics 2011-12-22 Wim Beenakker , Silja Brensing , Michael Krämer , Anna Kulesza , Eric Laenen , Irene Niessen

We calculate next-to-next-to-leading order soft-gluon corrections to top quark total and differential cross sections in hadron colliders. We increase the accuracy of our previous estimates by including additional subleading terms, including…

High Energy Physics - Phenomenology · Physics 2009-11-10 Nikolaos Kidonakis , Ramona Vogt

We study applications of QCD soft-gluon resummations to electroweak annihilation cross sections. We focus on a formalism that allows to resum logarithmic corrections arising near partonic threshold and at small transverse momentum…

High Energy Physics - Phenomenology · Physics 2014-11-17 A. Kulesza , G. Sterman , W. Vogelsang

We extend our framework for the simultaneous resummation of soft and small-mass logarithms to rapidity distributions in top quark pair production. We give numerical results for the rapidity distribution of the top quark or the anti-top…

High Energy Physics - Phenomenology · Physics 2019-03-27 Benjamin D. Pecjak , Darren J. Scott , Xing Wang , Li Lin Yang

We perform a threshold resummation calculation for the associated production of gluinos and gauginos at the LHC to the next-to-leading logarithmic accuracy. Analytical results are presented for the process-dependent soft anomalous dimension…

High Energy Physics - Phenomenology · Physics 2017-01-24 B. Fuks , M. Klasen , M. Rothering

In this presentation we review recent results on the resummation of soft gluon emission corrections for the associated production of a top-quark pair with a heavy boson (Higgs/W/Z) at the Large Hadron Collider (LHC). We develop a parton…

High Energy Physics - Phenomenology · Physics 2018-01-23 Alessandro Broggio

We derive all order soft gluon resummation in dijet azimuthal angular correlation in hadronic collisions at the next-to-leading logarithmic level. The relevant coefficients for the Sudakov resummation factor, the soft and hard factors, are…

High Energy Physics - Phenomenology · Physics 2014-12-10 Peng Sun , C. -P. Yuan , Feng Yuan

We extend the non-relativistic QCD (NRQCD) prediction for the production of heavy quarkonium with low transverse momentum in hadronic collisions by taking into account effects from all order soft gluon resummation. Following the…

High Energy Physics - Phenomenology · Physics 2013-09-11 Peng Sun , C. -P. Yuan , Feng Yuan

Parton distribution functions are determined by the comparison of finite-order calculations with data. We briefly discuss the interplay of higher order corrections and PDF determinations, and the use of soft-gluon resummation in global…

High Energy Physics - Phenomenology · Physics 2007-05-23 George Sterman , Werner Vogelsang

We review the resummation of threshold logarithms for heavy quark, dijet, direct photon, and W boson production cross sections in hadronic collisions. Beyond leading logarithms the resummed cross section is sensitive to the color exchange…

High Energy Physics - Phenomenology · Physics 2014-11-17 Nikolaos Kidonakis

I present higher-order results for $s$-channel single-top-quark production that are derived from soft-gluon resummation. I show that the soft-gluon corrections provide the dominant contribution to the QCD corrections, and that they…

High Energy Physics - Phenomenology · Physics 2026-02-20 Nikolaos Kidonakis

We use renormalization-group methods in effective field theory to improve the theoretical prediction for the cross section for Higgs-boson production at hadron colliders. In addition to soft-gluon resummation at NNNLL, we also resum…

High Energy Physics - Phenomenology · Physics 2014-06-16 Valentin Ahrens , Thomas Becher , Matthias Neubert , Li Lin Yang

We perform a threshold resummation calculation for the associated production of squarks and electroweakinos at the LHC to the next-to-leading logarithmic (NLL) accuracy. Analytical results for the process-dependent soft anomalous dimension…

High Energy Physics - Phenomenology · Physics 2022-06-24 J. Fiaschi , B. Fuks , M. Klasen , A. Neuwirth

We consider the resummation of soft-gluon emission in the transverse-momentum distribution of vector mesons in hadronic collisions. We find that the resummed expression in the impact-parameter formulation has an expansion in $\as$ with…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Frixione , P. Nason , G. Ridolfi

We study how next-to-leading logarithms modify predictions from leading logarithmic soft-gluon resummation in the heavy quark production cross section near threshold. Numerical results are presented for top quark production at the Fermilab…

High Energy Physics - Phenomenology · Physics 2008-11-26 N. Kidonakis , J. Smith , R. Vogt

We compute the threshold-resummed cross section for pseudo-scalar MSSM Higgs boson production by gluon fusion at hadron colliders. The calculation is performed at next-to-next-to leading logarithmic accuracy. We present results for both the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Daniel de Florian , José Zurita

We uncover a contribution to the NLO/NLL threshold resummed total cross section for top quark pair production at hadron colliders, which has not been taken into account in earlier literature. We derive this contribution - the difference…

High Energy Physics - Phenomenology · Physics 2009-10-02 M. Czakon , A. Mitov

We consider the resummation of soft gluon emission for squark and gluino hadroproduction at next-to-leading-logarithmic (NLL) accuracy in the framework of the minimal supersymmetric standard model. We present analytical results for…

High Energy Physics - Phenomenology · Physics 2009-12-17 Wim Beenakker , Silja Brensing , Michael Krämer , Anna Kulesza , Eric Laenen , Irene Niessen

We report on the study of soft gluon effects in the production of squarks and gluinos at hadron colliders. Close to production threshold, the emission of soft gluon results in the appearence of large logarithmic corrections in the…

High Energy Physics - Phenomenology · Physics 2010-01-19 W. Beenakker , S. Brensing , M. Kraemer , A. Kulesza , E. Laenen , L. Motyka , I. Niessen