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Related papers: NNLL resummation for squark-antisquark production

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Precision predictions for phenomenologically interesting observables such as the t-tbar invariant mass distribution and forward-backward asymmetry in top-quark pair production at hadron colliders require control over the differential cross…

High Energy Physics - Phenomenology · Physics 2015-03-13 Valentin Ahrens , Andrea Ferroglia , Matthias Neubert , Ben D. Pecjak , Li Lin Yang

The thrust distribution in electron-positron annihilation is a classical precision QCD observable. Using renormalization group (RG) evolution in Laplace space, we perform the resummation of logarithmically enhanced corrections in the dijet…

High Energy Physics - Phenomenology · Physics 2015-03-19 Pier Francesco Monni , Thomas Gehrmann , Gionata Luisoni

We present the resummed predictions for inclusive cross section for the production of Higgs boson at next-to-next-to leading logarithmic ($\rm \overline {NNLL}$) accuracy taking into account both soft-virtual ($\rm SV$) and next-to SV ($\rm…

High Energy Physics - Phenomenology · Physics 2022-09-21 A. H. Ajjath , Pooja Mukherjee , V. Ravindran , Aparna Sankar , Surabhi Tiwari

We discuss the resummation of next-to-leading logarithms (NLL) in heavy quark production near threshold. Results are presented for top quark production at the Fermilab Tevatron.

High Energy Physics - Phenomenology · Physics 2011-01-25 Nikolaos Kidonakis

We study higher-order QCD corrections for the associated production of a top-antitop quark pair and a photon ($t{\bar t}\gamma$ production) in proton-proton collisions. We calculate the approximate NNLO cross section, with second-order…

High Energy Physics - Phenomenology · Physics 2023-03-01 Nikolaos Kidonakis , Alberto Tonero

We report a new calculation of the soft-gluon threshold resummation for the Higgs boson pair production in the dominant production mode -- gluon-gluon fusion -- up to the next-to-next-to-next-to-leading logarithmic (N$^3$LL) accuracy. After…

High Energy Physics - Phenomenology · Physics 2023-02-13 A. H. Ajjath , Hua-Sheng Shao

We present precise results for the $ZH$ production cross-section and invariant mass distribution at the LHC, taking into account the effects of the leading and sub-leading soft gluons. We improve both quark-initiated and gluon-initiated…

High Energy Physics - Phenomenology · Physics 2026-03-09 Goutam Das , Chinmoy Dey , M. C. Kumar , Kajal Samanta

We identify and resum corrections associated with the kinematic recoil of the hard scattering against soft-gluon emission in single-particle inclusive cross sections. The method avoids double counting and conserves the flow of partonic…

High Energy Physics - Phenomenology · Physics 2008-11-26 Eric Laenen , George Sterman , Werner Vogelsang

We study next-to-leading-power (NLP) threshold corrections in colour-singlet production processes, with particular emphasis on Drell-Yan (DY) and single-Higgs production. We assess the quality of the partonic and hadronic threshold…

High Energy Physics - Phenomenology · Physics 2021-06-02 Melissa van Beekveld , Eric Laenen , Jort Sinninghe Damsté , Leonardo Vernazza

We describe predictions for top-quark pair differential distributions at hadron colliders, which combine state-of-the-art NNLO QCD calculations and NLO electroweak corrections together with double resummation at NNLL$'$ accuracy of…

We present precise resummed predictions for Higgs boson rapidity distribution through bottom quark annihilation at next-to-next-to-leading logarithmic (NNLL) accuracy matched to next-to-next-to-leading order (NNLO) and at…

High Energy Physics - Phenomenology · Physics 2023-11-22 Goutam Das

We report on recent results on the differential cross section for slepton pair-production at hadron colliders. We use an approach to threshold resummation, based on soft-collinear effective theory, to quantify the dynamical enhancement of…

High Energy Physics - Phenomenology · Physics 2011-11-04 Alessandro Broggio , Matthias Neubert , Leonardo Vernazza

We present the first double-resummed prediction of the inclusive cross section for the main Higgs production channel in proton-proton collisions, namely gluon fusion. Our calculation incorporates to all orders in perturbation theory two…

High Energy Physics - Phenomenology · Physics 2018-05-25 Marco Bonvini , Simone Marzani

We perform the threshold resummation for WZ and ZZ pair production at the next-to-next-to-leading logarithmic accuracy in Soft-Collinear Effective Theory at the LHC. Our results show that the resummation effects increase the total cross…

High Energy Physics - Phenomenology · Physics 2014-08-22 Yan Wang , Chong Sheng Li , Ze Long Liu , Ding Yu Shao

In this dissertation a detailed analysis of heavy quark production is given with an emphasis on the resummation of soft gluon corrections. First we calculate the production cross sections for top quark production at the Fermilab Tevatron…

High Energy Physics - Phenomenology · Physics 2007-05-23 Nikolaos Kidonakis

We study the factorization and resummation of t-channel top quark transverse momentum distribution at large pT in the SM at both the Tevatron and the LHC with soft-collinear effective theory. The cross section in the threshold region can be…

High Energy Physics - Phenomenology · Physics 2013-02-21 Jian Wang , Chong Sheng Li , Hua Xing Zhu

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 present a fully differential next-to-next-to-leading order calculation of t-channel single top-quark production and decay at the LHC under narrow-width approximation and neglecting cross-talk between incoming protons. We focus on the…

High Energy Physics - Phenomenology · Physics 2016-11-01 Edmond L. Berger , Jun Gao , C. -P. Yuan , Hua Xing Zhu

I discuss recent theoretical results with soft-gluon corrections for various top-quark production processes through approximate N$^3$LO, including soft anomalous dimensions through three loops. I present numerical results for total cross…

High Energy Physics - Phenomenology · Physics 2023-02-21 Nikolaos Kidonakis

We present theoretical predictions for top-quark total cross sections and for differential distributions in top-quark transverse momentum and rapidity. Third-order soft gluon corrections are added to the complete NNLO quantities to provide…

High Energy Physics - Phenomenology · Physics 2023-09-14 Nikolaos Kidonakis , Marco Guzzi , Alberto Tonero