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Related papers: Combining $Q_T$ and small-$x$ resummations

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We consider transverse-momentum resummation for top-quark pair production in hadron collisions. At small transverse momenta of the top-quark pair, the logarithmically-enhanced QCD contributions are resummed to all orders up to…

High Energy Physics - Phenomenology · Physics 2018-12-05 Stefano Catani , Massimiliano Grazzini , Hayk Sargsyan

We study the soft gluon radiation effects for the $s$-channel single top quark production at the LHC. By applying the transverse momentum dependent factorization formalism, the large logarithms about the small total transverse momentum…

High Energy Physics - Phenomenology · Physics 2019-02-20 Peng Sun , Bin Yan , C. -P. Yuan

We resum distributions that are singular at partonic threshold (the elastic limit) in heavy quark production, in terms of logarithmic behavior in moment space. The method may be applied to a variety of cross sections sensitive to the edge…

High Energy Physics - Phenomenology · Physics 2014-11-17 Nikolaos Kidonakis , George Sterman

We present all-order expressions for the leading double-logarithmic threshold contributions to the quark-gluon coefficient functions for inclusive Higgs-boson production in the heavy top-quark limit and for Drell-Yan lepton-pair production.…

High Energy Physics - Phenomenology · Physics 2015-06-22 N. A. Lo Presti , A. A. Almasy , A. Vogt

We discuss the generalisation of high-energy resummation to rapidity distributions to leading logarithmic accuracy. We test our procedure applying it to Higgs production in gluon-gluon fusion both with finite top mass and in the infinite…

High Energy Physics - Phenomenology · Physics 2011-07-01 Simone Marzani , Fabrizio Caola , Stefano Forte

We discuss the double-spin asymmetry \aqt in the transversely polarized Drell-Yan process at small transverse-momentum Q_T of the produced dilepton. The soft gluon corrections relevant for small Q_T are resummed to all orders in \alpha_s,…

High Energy Physics - Phenomenology · Physics 2008-11-26 Hiroyuki Kawamura , Jiro Kodaira , Kazuhiro Tanaka

We present predictions for Higgs production via gluon fusion with a p_T veto on jets and with the resummation of jet-veto logarithms at NNLL'+$NNLO order. These results incorporate explicit O(alphas^2) calculations of soft and beam…

High Energy Physics - Phenomenology · Physics 2014-03-12 Iain W. Stewart , Frank J. Tackmann , Jonathan R. Walsh , Saba Zuberi

We consider QCD radiative corrections to the associated production of a heavy-quark pair ($Q{\bar Q}$) with a generic colourless system $F$ at hadron colliders. We discuss the resummation formalism for the production of the $Q{\bar Q}F$…

High Energy Physics - Phenomenology · Physics 2021-08-03 Stefano Catani , Ignacio Fabre , Massimiliano Grazzini , Stefan Kallweit

The transverse-momentum ($Q_T$) distribution of low-mass Drell-Yan pairs is calculated in QCD perturbation theory with all-order resummation of $\alpha_s (\alpha_s \ln(Q^2_T/Q^2))^n$ type terms. We demonstrate that the rapidity distribution…

High Energy Physics - Phenomenology · Physics 2009-11-10 George Fai , Jianwei Qiu , Xiaofei Zhang

We present a formalism that resums threshold-enhanced logarithms to all orders in perturbative QCD for the rapidity distribution of any colorless particle produced in hadron colliders. We achieve this by exploiting the factorization…

High Energy Physics - Phenomenology · Physics 2018-04-18 Pulak Banerjee , Goutam Das , Prasanna K. Dhani , V. Ravindran

We present a phenomenological application of the joint resummation formalism to electroweak annihilation processes at measured boson momentum Q_T. This formalism simultaneously resums at next-to-leading logarithmic accuracy large threshold…

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

With the ongoing Run 3 of the LHC and its upcoming High-Luminosity upgrade, there is a growing need to study observables with high precision both experimentally and theoretically. To increase precision on the theory side, improvements of…

High Energy Physics - Phenomenology · Physics 2024-04-01 Federico Silvetti

We consider Higgs production in gluon fusion and in particular the prediction of the Higgs transverse momentum distribution. We discuss the ambiguities affecting the matching procedure between fixed order matrix elements and the resummation…

High Energy Physics - Phenomenology · Physics 2016-02-10 Emanuele Bagnaschi , Alessandro Vicini

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 resum threshold double logarithms that appear in inclusive production of heavy quarkonium. This resolves the catastrophic failure of fixed-order perturbation theory where quarkonium cross sections at large transverse momentum can turn…

High Energy Physics - Phenomenology · Physics 2025-02-24 Hee Sok Chung , U-Rae Kim , Jungil Lee

We consider the thermal emission rate of dileptons from a QCD plasma in the small invariant mass ($Q^2 \sim \gs^2 T^2$) but large energy ($q^0 \gsim T$) range. We derive an integral equation which resums multiple scatterings to include the…

High Energy Physics - Phenomenology · Physics 2009-11-07 P. Aurenche , F. Gelis , G. D. Moore , H. Zaraket

We study the multiple soft gluon radiation effects in $Z$ boson plus jet production at the LHC. By applying the transverse momentum dependent factorization formalism, the large logarithms introduced by the small total transverse momentum of…

High Energy Physics - Phenomenology · Physics 2019-10-02 Peng Sun , Bin Yan , C. -P. Yuan , Feng Yuan

We discuss transverse double-spin asymmetries for dimuon production at small transverse-momentum $Q_T$ in $pp$ and $p\bar{p}$ collisions. All order resummation of large logarithms relevant in small $Q_T$ region is performed at…

High Energy Physics - Phenomenology · Physics 2017-08-23 Hiroyuki Kawamura , Jiro Kodaira , Kazuhiro Tanaka

We consider the transverse momentum ($q_T$) distribution of neutral charged bosons at hadron colliders. We perform the resummation of the logarithmically-enhanced effects due to simultaneous QCD and QED initial-state radiation, up to mixed…

High Energy Physics - Phenomenology · Physics 2026-01-26 Andrea Autieri , Stefano Camarda , Leandro Cieri , Giancarlo Ferrera , German Sborlini

We perform the all orders resummation of threshold enhanced contributions for the Higgs boson pair production cross section via gluon fusion, including finite top quark mass ($M_t$) effects. We present results for the total cross section…

High Energy Physics - Phenomenology · Physics 2018-09-26 Daniel de Florian , Javier Mazzitelli
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