English
Related papers

Related papers: Three-loop soft anomalous dimensions for top-quark…

200 papers

I present results for soft anomalous dimensions in single top-quark production processes through three loops. I first discuss the cusp anomalous dimension with one massive and one massless line at three loops. I then calculate the…

High Energy Physics - Phenomenology · Physics 2019-05-01 Nikolaos Kidonakis

I present results for soft anomalous dimensions through three loops for several processes involving the production of top quarks. In particular, I discuss single-top and top-pair production. I also present some numerical results for…

High Energy Physics - Phenomenology · Physics 2022-08-08 Nikolaos Kidonakis

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

I present results for two-loop soft anomalous dimensions for heavy quark production which control soft-gluon resummation at next-to-next-to-leading-logarithm (NNLL) accuracy. I derive an explicit expression for the exact result and study it…

High Energy Physics - Phenomenology · Physics 2009-10-08 Nikolaos Kidonakis

We present a calculation of soft-gluon corrections in FCNC top-quark production via anomalous $t$-$q$-$g$ couplings. The soft anomalous dimension matrix is explicitly calculated at one-loop accuracy. This calculation allows threshold…

High Energy Physics - Phenomenology · Physics 2014-10-01 Nikolaos Kidonakis , Elwin Martin

I present higher-order corrections from soft-gluon emission for the associated production of a top quark with a $Z$ boson via anomalous $t$-$q$-$Z$ couplings at LHC energies. Approximate next-to-next-to-leading order (aNNLO)…

High Energy Physics - Phenomenology · Physics 2018-03-07 Nikolaos Kidonakis

I present theoretical results through three loops and N$^3$LO for soft-gluon corrections in a variety of processes involving top-quark production. In particular, I present results for total cross sections and differential distributions in…

High Energy Physics - Phenomenology · Physics 2019-09-12 Nikolaos Kidonakis

We discuss the associated production of a top quark with a photon via anomalous $t$-$q$-$\gamma$ couplings, and present higher-order corrections from soft-gluon emission for the processes $gq \rightarrow t\gamma$ at LHC energies. We perform…

High Energy Physics - Phenomenology · Physics 2018-10-24 Matthew Forslund , Nikolaos Kidonakis

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

I present approximate results that include third-order soft-gluon corrections for the associated production of a single top quark with a $W$ boson. The calculation uses expressions from soft-gluon resummation at…

High Energy Physics - Phenomenology · Physics 2017-08-23 Nikolaos Kidonakis

I present results for two-loop soft anomalous dimensions, which are derived from dimensionally regularized diagrams with eikonal quark lines and control soft-gluon emission in hard-scattering processes. Detailed results for the UV poles of…

High Energy Physics - Phenomenology · Physics 2009-10-06 Nikolaos Kidonakis

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

I present calculations of higher-order corrections to top-quark production via three different processes: the production of a top-antitop pair and a $Z$ boson; single-top quark production in the $s$-channel; and top-antitop production with…

High Energy Physics - Phenomenology · Physics 2025-11-17 Nikolaos Kidonakis

I present results for the two-loop soft anomalous dimensions for associated production of a single top quark with a W boson or a charged Higgs boson. The calculation uses expressions for the massive cusp anomalous dimension, which are…

High Energy Physics - Phenomenology · Physics 2011-01-06 Nikolaos Kidonakis

I present results for soft anomalous dimensions through three loops for many QCD processes. In particular, I give detailed expressions for soft anomalous dimensions in various processes with electroweak and Higgs bosons as well as single…

High Energy Physics - Phenomenology · Physics 2022-08-08 Nikolaos Kidonakis

We calculate the one-loop corrections to the soft anomalous dimension matrices for the production of a top-antitop quark pair in association with a jet at hadron colliders. This is a step forward towards implementing a procedure for the…

High Energy Physics - Phenomenology · Physics 2022-07-12 Bakar Chargeishvili , Maria Vittoria Garzelli , Sven-Olaf Moch

I review calculations of soft-gluon corrections for top-quark production in hadron collisions. I describe theoretical formalisms for their resummation and for finite-order expansions. I show that soft-gluon corrections are dominant for a…

High Energy Physics - Phenomenology · Physics 2018-09-03 Nikolaos Kidonakis

We study the effect of soft gluon emission in the hadroproduction of gluino-gluino and squark-antisquark pairs at the next-to-leading logarithmic (NLL) accuracy within the framework of the minimal supersymmetric model. We present the…

High Energy Physics - Phenomenology · Physics 2009-11-10 A. Kulesza , L. Motyka

We present results for higher-order soft-gluon radiative corrections for single top-quark production in association with electroweak bosons, including $t\gamma$ and $tZ$ production via anomalous FCNC couplings. We provide results for the…

High Energy Physics - Phenomenology · Physics 2019-09-09 Matthew Forslund , Nikolaos Kidonakis

I present calculations of approximate corrections from NNLL soft-gluon resummation for total and differential cross sections in top-antitop pair production and single-top production in hadronic collisions. I show that soft-gluon corrections…

High Energy Physics - Phenomenology · Physics 2023-02-21 Nikolaos Kidonakis
‹ Prev 1 2 3 10 Next ›