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Related papers: NNLL resummation for squark-antisquark production

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We consider the resummation of soft gluon emission for squark-antisquark pair-production at the LHC at next-to-next-to-leading-logarithmic (NNLL) accuracy in the framework of the minimal supersymmetric standard model. We present the…

High Energy Physics - Phenomenology · Physics 2015-05-30 W. Beenakker , S. Brensing , M. Krämer , A. Kulesza , E. Laenen , I. Niessen

I present the next-to-next-to-leading-logarithm (NNLL) resummation of soft and collinear gluon corrections to single top quark production in the s channel. Attaining NNLL accuracy involves the calculation of the two-loop soft anomalous…

High Energy Physics - Phenomenology · Physics 2010-04-14 Nikolaos Kidonakis

We perform the resummation of soft-gluon emissions for squark and gluino production at next- to-next-to-leading-logarithmic (NNLL) accuracy. We include also the one-loop hard matching coefficients as well as Coulomb corrections to second…

High Energy Physics - Phenomenology · Physics 2015-06-19 Wim Beenakker , Christoph Borschensky , Michael Krämer , Anna Kulesza , Eric Laenen , Vincent Theeuwes , Silja Thewes

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

High Energy Physics - Phenomenology · Physics 2009-04-09 A. Kulesza , L. Motyka

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 present predictions for the total cross sections for pair production of squarks and gluinos at the LHC including a combined NNLL resummation of soft and Coulomb gluon effects. We derive all terms in the NNLO cross section that are…

High Energy Physics - Phenomenology · Physics 2016-10-27 Martin Beneke , Jan Piclum , Christian Schwinn , Christopher Wever

We present predictions of the total cross sections for pair production of squarks and gluinos at the LHC, including the stop-antistop production process. Our calculation supplements full fixed-order NLO predictions with resummation of…

High Energy Physics - Phenomenology · Physics 2012-07-03 P. Falgari , C. Schwinn , C. Wever

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 study the resummation of soft gluon emission corrections to the production of a top-antitop pair in association with a Higgs boson at the Large Hadron Collider. Starting from a soft-gluon resummation formula derived in previous work, we…

High Energy Physics - Phenomenology · Physics 2017-03-08 Alessandro Broggio , Andrea Ferroglia , Ben D. Pecjak , Li Lin Yang

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 compute the effect of soft-gluon resummation, at the next-to-leading-logarithmic level, in the hadroproduction cross-section for heavy flavours. Applications to top, bottom and charm total cross-sections are discussed. We find in general…

High Energy Physics - Phenomenology · Physics 2008-11-26 R. Bonciani , S. Catani , M. L. Mangano , P. Nason

We present state-of-the art predictions for the production of supersymmetric squarks and gluinos at the Large Hadron Collider (LHC), including soft-gluon resummation up to next-to-next-to-leading logarithmic (NNLL) accuracy, the resummation…

High Energy Physics - Phenomenology · Physics 2017-02-01 Wim Beenakker , Christoph Borschensky , Michael Krämer , Anna Kulesza , Eric Laenen

We present predictions for the total cross sections for pair production of squarks and gluinos at the LHC including a combined NNLL resummation of soft and Coulomb gluon effects. The NNLL corrections can be up to 25% relative to previous…

High Energy Physics - Phenomenology · Physics 2013-12-04 Martin Beneke , Pietro Falgari , Jan Piclum , Christian Schwinn , Christopher Wever

We present results for a combined resummation of soft and Coloumb gluon corrections in squark-antisquark production at the LHC, including the non-trivial interference of the two effects and the contribution of squark-antisquark bound states…

High Energy Physics - Phenomenology · Physics 2010-01-27 M. Beneke , P. Falgari , C. Schwinn

Incorporating all recent theoretical advances, we resum soft-gluon corrections to the total $t\bar t$ cross-section at hadron colliders at the next-to-next-to-leading logarithmic (NNLL) order. We perform the resummation in the well…

High Energy Physics - Phenomenology · Physics 2015-06-03 Matteo Cacciari , Michal Czakon , Michelangelo L. Mangano , Alexander Mitov , Paolo Nason

In the following we present our recent results on the resummation of soft gluon corrections to the $pp\rightarrow t\bar{t}H$ cross section at the LHC. The resummation was carried out at next-to-next-to-leading-logarithmic (NNLL) accuracy…

High Energy Physics - Phenomenology · Physics 2017-10-18 Anna Kulesza , Leszek Motyka , Tomasz Stebel , Vincent Theeuwes

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

I present the resummation of collinear and soft gluon corrections to single top quark production in the t channel at next-to-next-to-leading logarithm (NNLL) accuracy using two-loop soft anomalous dimensions. The expansion of the resummed…

High Energy Physics - Phenomenology · Physics 2011-05-25 Nikolaos Kidonakis

We derive a factorization formula for the production of pairs of heavy coloured particles in hadronic collisions near the production threshold that establishes factorization of soft and Coulomb effects. This forms the basis for a combined…

High Energy Physics - Phenomenology · Physics 2011-03-22 Martin Beneke , Pietro Falgari , Christian Schwinn

If supersymmetry near the TeV scale is realized in Nature, the pair production of scalar top squarks is expected to be observable at the Large Hadron Collider. Recently, effective field-theory methods were employed to obtain approximate…

High Energy Physics - Phenomenology · Physics 2015-06-18 Alessandro Broggio , Andrea Ferroglia , Matthias Neubert , Leonardo Vernazza , Li Lin Yang
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