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Related papers: Gluon-induced QCD corrections to pp --> ZZ --> l a…

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In these proceedings, we present results for Higgs production at the LHC via gluon fusion with triple real emission corrections and the validity range of the heavy-top effective theory approximation for this process. For a general…

High Energy Physics - Phenomenology · Physics 2014-10-15 Francisco Campanario , Michael Kubocz

A simulation of the search for the Standard Model Higgs boson at the LHC, in the channel gg -> H -> WW -> lnu lnu, is described. Higher-order QCD corrections are taken into account by using a reweighting procedure, which allows us to…

High Energy Physics - Phenomenology · Physics 2009-11-10 G. Davatz , G. Dissertori , M. Dittmar , M. Grazzini , F. Pauss

We compute the contribution of three-loop mixed QCD-electroweak corrections ($\alpha_S^2\alpha^2$) to the $gg \to H$ scattering amplitude. We employ the method of differential equations to compute the relevant integrals and express them in…

High Energy Physics - Phenomenology · Physics 2018-05-10 Marco Bonetti , Kirill Melnikov , Lorenzo Tancredi

At the LHC, the processes with several particles in the final state occur routinely. These processes provide a new domain to test the Standard Model of particle physics. Due to large gluon luminosity at the LHC, gluon initiated processes…

High Energy Physics - Phenomenology · Physics 2013-05-13 Pankaj Agrawal , Ambresh Shivaji

Neutral Higgs-boson pair production provides the possibility of studying the trilinear Higgs couplings at future high-energy colliders. We present the QCD corrections to the gluon-initiated processes in the limit of a heavy top quark in the…

High Energy Physics - Phenomenology · Physics 2011-01-13 S. Dawson , S. Dittmaier , M. Spira

Recent theoretical progress in the evaluation of Higgs boson production at the LHC within the Standard Model and its minimal supersymmetric extension is reviewed. In particular the two-loop QCD corrections to the squark loop contributions…

High Energy Physics - Phenomenology · Physics 2007-05-23 Michael Spira

In the framework of the kt-factorization approach, we study the production of Higgs bosons associated with a heavy (beauty or top) quark pair at the CERN LHC collider conditions. Our consideration is based mainly on the off-shell…

High Energy Physics - Phenomenology · Physics 2009-08-11 A. V. Lipatov , N. P. Zotov

The next-to-leading-order electroweak corrections to $pp\to l^+l^-/\bar\nu\nu+\gamma+X$ production, including all off-shell effects of intermediate Z bosons in the complex-mass scheme, are calculated for LHC energies, revealing the…

High Energy Physics - Phenomenology · Physics 2016-03-23 Ansgar Denner , Stefan Dittmaier , Markus Hecht , Christian Pasold

At the LHC a precise measurement of the Higgs boson mass (if discovered), at the level of 0.1-1%, will be possible through the channel g g --> H --> 4l for a wide range of Higgs mass values. To match such an accuracy, the systematic effects…

High Energy Physics - Phenomenology · Physics 2009-11-11 C. M. Carloni Calame , M. Moretti , G. Montagna , O. Nicrosini , F. Piccinini , A. D. Polosa

The Higgs boson production associated with a $W$-boson and a photon at the Large Hadron Collider (LHC) can be used to probe the coupling between Higgs boson and vector gauge bosons and discover a signature of new physics. We present the…

High Energy Physics - Phenomenology · Physics 2013-10-04 Song Mao , Wan Neng , Li Gang , Ma Wen-Gan , Zhang Ren-You , Guo Lei , Zhou Ya-Jin , Guo Jian-You

Higgs boson production via weak boson fusion is sensitive to the tensor structure of the HVV (V=W,Z) couplings, which distinguishes loop induced vertices from SM expectations. At the CERN Large Hadron Collider this information shows up most…

High Energy Physics - Phenomenology · Physics 2009-11-10 Terrance Figy , Dieter Zeppenfeld

In these proceedings, we report recent progress of theoretical predictions for loop-induced Higgs boson production at the Large Hadron Collider (LHC). Our contributions include the next-to-leading order (NLO) QCD and electroweak corrections…

High Energy Physics - Phenomenology · Physics 2025-04-15 Hantian Zhang

In this contribution we consider NNLO real radiation corrections to the total cross section for Higgs boson pair production in gluon fusion. Special emphasis is put on the cross check of the asymptotic expansion in the inverse top quark…

High Energy Physics - Phenomenology · Physics 2019-12-05 Joshua Davies , Florian Herren , Go Mishima , Matthias Steinhauser

Constraining the Higgs boson self-interaction is one of the main goals for the high luminosity phase of the LHC. A promising channel to this aim is the simultaneous production of two Higgs bosons from gluon fusion. For the interpretation of…

High Energy Physics - Phenomenology · Physics 2025-11-20 Marco Bonetti , Gudrun Heinrich , Stephen Jones , Matthias Kerner , Philipp Rendler , Thomas Stone , Augustin Vestner

Higgs-boson pair production is of fundamental importance for probing the Higgs potential. At hadron colliders, the dominant production channel proceeds via gluon-gluon fusion (ggF) mediated by a top-quark loop. We report the first fully…

High Energy Physics - Phenomenology · Physics 2026-01-30 Xuan Chen , Yuesheng Dai , Hai Tao Li , Shi-Yuan Li , Hua-Sheng Shao , Jian Wang

We consider mixed strong-electroweak corrections to Higgs production via gluon fusion, in which the Higgs boson couples to the top quark. Using the method of differential equations, we compute all of the master integrals that contribute to…

High Energy Physics - Theory · Physics 2025-12-04 Robin Marzucca , Andrew J. McLeod , Christoph Nega

We implement, at next-to-next-to-leading order, the QCD corrections to Standard Model Higgs boson production in association with vector bosons at hadron colliders, $q\bar{q} \to HV$ with $V=W,Z$. They consist of the two--loop corrections to…

High Energy Physics - Phenomenology · Physics 2014-11-17 Oliver Brein , Abdelhak Djouadi , Robert Harlander

The discovery of a Standard Model Higgs boson is possible when experimental cuts are applied which increase the ratio of signal and background cross-sections. In this paper we study the pp->H->WW signal cross-section at the LHC which…

High Energy Physics - Phenomenology · Physics 2008-11-26 Charalampos Anastasiou , Guenther Dissertori , Fabian Stoeckli , Bryan R. Webber

Scalar MSSM Higgs boson production via gluon fusion gg -> h,H is mediated by heavy quark and squark loops. The higher order QCD corrections to these processes turn out to be large. The full supersymmetric QCD corrections have been…

High Energy Physics - Phenomenology · Physics 2010-04-15 Margarete Mühlleitner , Heidi Rzehak , Michael Spira

We consider Higgs boson production through gluon--gluon fusion in hadron collisions. We present a numerical program that computes the cross section up to NNLO in QCD perturbation theory. The program allows the user to apply arbitrary cuts…

High Energy Physics - Phenomenology · Physics 2008-06-23 M. Grazzini
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