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Related papers: Joint resummation for heavy quark production

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I discuss top quark production in hadronic collisions. I present the soft-gluon resummation formalism and its derivation from factorization and renormalization-group evolution, and two-loop calculations of soft anomalous dimensions in the…

High Energy Physics - Phenomenology · Physics 2013-11-05 Nikolaos Kidonakis

We study resummation of transverse-momentum-related large logarithms generated from soft-gluon radiations in soft-collinear effective field theory. The anomalous dimensions of the effective quark and gluon currents, an important ingredient…

High Energy Physics - Phenomenology · Physics 2010-04-05 Ahmad Idilbi , Xiangdong Ji , Feng Yuan

We present results of phenomenological studies for top-quark pair production at the LHC at the center of mass energy $\sqrt{S} = 7$ TeV. The transverse momentum and rapidity distributions for final-state top quarks are calculated in…

High Energy Physics - Phenomenology · Physics 2014-09-02 Marco Guzzi , Katerina Lipka , Sven-Olaf Moch

We perform threshold resummation of soft gluon corrections to the total cross sections and the invariant mass distributions for production of a top-antitop quark pair associated with a heavy electroweak boson $V = W^+$, $W^-$ or $Z$ in $pp$…

High Energy Physics - Phenomenology · Physics 2019-03-27 Anna Kulesza , Leszek Motyka , Daniel Schwartländer , Tomasz Stebel , Vincent Theeuwes

We study the production of multi-charmed hadrons by recombination in heavy ion collisions by focusing on the production of $\Xi_{cc}$, $\Xi_{cc}^*$, $\Omega_{scc}$, $\Omega_{scc}^*$, $\Omega_{ccc}$ baryons and X(3872) mesons. Starting from…

Nuclear Theory · Physics 2020-02-12 Sungtae Cho , Su Houng Lee

We discuss resonance recombination for quarks and show that it is compatible with quark and hadron distributions in local thermal equilibrium. We then calculate realistic heavy quark phase space distributions in heavy ion collisions using…

Nuclear Theory · Physics 2015-05-30 Rainer J. Fries , Min He , Ralf Rapp

A calculation of the total cross section for top quark production in hadron-hadron collisions is presented based on an all-orders perturbative resummation of initial-state gluon radiative contributions to the basic quantum chromodynamics…

High Energy Physics - Phenomenology · Physics 2008-02-03 Edmond L. Berger , Harry Contopanagos

We consider the transverse-momentum ($p_T$) distribution of $ZZ$ and $W^+W^-$ boson pairs produced in hadron collisions. At small $p_T$, the logarithmically enhanced contributions due to multiple soft-gluon emission are resummed to all…

High Energy Physics - Phenomenology · Physics 2015-09-03 Massimiliano Grazzini , Stefan Kallweit , Dirk Rathlev , Marius Wiesemann

We investigate the predictive power of Collins, Soper, and Sterman's $b$-space QCD resummation formalism for transverse momentum ($Q_T$) distributions of heavy boson production in hadronic collisions. We show that the predictive power of…

High Energy Physics - Phenomenology · Physics 2009-10-31 Jianwei Qiu , Xiaofei Zhang

We present the hard matching coefficients for squark and gluino hadroproduction. The hard matching coefficients follow from the next-to-leading order cross section near threshold and are an important ingredient for performing threshold…

High Energy Physics - Phenomenology · Physics 2015-06-15 W. Beenakker , T. Janssen , S. Lepoeter , M. Krämer , A. Kulesza , E. Laenen , I. Niessen , S. Thewes , T. Van Daal

We study the resummation of large logarithmic perturbative corrections to the partonic cross sections relevant for di-hadron production in hadronic collisions, H1 H2 -> h1 h2 X, at high invariant mass of the produced hadron pair. These…

High Energy Physics - Phenomenology · Physics 2009-11-05 Leandro G. Almeida , George Sterman , Werner Vogelsang

In this letter, we present the NNLL-NNLO transverse momentum Higgs distribution arising from gluon fusion. In the regime $p_\perp\ll m_H$ we include the resummation of the large logs at next to next-to leading order and then match on to the…

High Energy Physics - Phenomenology · Physics 2016-01-27 Duff Neill , Ira Z. Rothstein , Varun Vaidya

The region of small transverse momentum in q-qbar- and gg-initiated processes must be studied in the framework of resummation to account for the large, logarithmically-enhanced contributions to physical observables. In this letter, we study…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. Field

We consider the region of small transverse momenta in the production of high-mass systems in hadronic collisions. By using the current knowledge on the infrared behaviour of tree-level and one-loop QCD amplitudes at O(alpha_s^2), we…

High Energy Physics - Phenomenology · Physics 2009-11-07 D. de Florian , M. Grazzini

We study the application of the joint resummation formalism to Higgs production via gluon-gluon fusion at the LHC, defining inverse transforms by analytic continuation. We work at next-to-leading logarithmic accuracy. We find that at low…

High Energy Physics - Phenomenology · Physics 2008-11-26 Anna Kulesza , George Sterman , Werner Vogelsang

We review the status of theoretical evaluations of heavy quark and heavy quarkonium hadroproduction cross sections and their comparisons with experimental data.

High Energy Physics - Phenomenology · Physics 2009-10-30 Matteo Cacciari

We present a general framework that allows to compute the resummed transverse-momentum distribution of a system of colorless particles. The implementation is fully differential in the degrees of freedom of the final-state system. As a first…

High Energy Physics - Phenomenology · Physics 2016-02-11 Marius Wiesemann

We present a detailed phenomenological study of the multiple soft gluon radiation for the $t$-channel single top and anti-top quark production at the Large Hadron Collider (LHC). By applying the transverse momentum dependent factorization…

High Energy Physics - Phenomenology · Physics 2019-02-26 Qing-Hong Cao , Peng Sun , Bin Yan , C. -P. Yuan , Feng Yuan

I present the latest calculations of total and differential cross sections for top-antitop pair production and single top quark production via all main partonic channels. Higher-order corrections from the resummation of soft gluons are…

High Energy Physics - Phenomenology · Physics 2011-04-20 Nikolaos Kidonakis

We thoroughly investigate both transverse momentum and threshold resummation effects on scalar-pseudoscalar pair production via quark-antiquark annihilation at the $13~ \text{TeV}$ Large Hadron Collider at QCD NLO+NLL accuracy. A…

High Energy Physics - Phenomenology · Physics 2021-12-28 He-Yi Li , Ren-You Zhang , Yu Zhang , Wen-Gan Ma , Ming-Ming Long , Shu-Xiang Li
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