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Related papers: Quark Mass Effects in Higgs Production

200 papers

We present next-to-next-to-leading order corrections to the inclusive production of the Higgs bosons at the CERN Large Hadron Collider (LHC) including finite top quark mass effects. Expanding our analytic results for the partonic cross…

High Energy Physics - Phenomenology · Physics 2010-03-04 Alexey Pak , Mikhail Rogal , Matthias Steinhauser

We present a computation of the cross section for inclusive Higgs production in gluon-gluon fusion for finite values of the top mass in perturbative QCD to all orders in the limit of high partonic center-of-mass energy. We show that at NLO…

High Energy Physics - Phenomenology · Physics 2008-11-26 Simone Marzani , Richard D. Ball , Vittorio Del Duca , Stefano Forte , Alessandro Vicini

In the upcoming LHC run we will be able to probe the structure ofthe loop--induced Higgs--gluon coupling through kinematics. First, we establish state-of-the-art simulations with up to two jets to next-to-leading order including top mass…

High Energy Physics - Phenomenology · Physics 2015-06-23 Malte Buschmann , Dorival Goncalves , Silvan Kuttimalai , Marek Schonherr , Frank Krauss , Tilman Plehn

The inclusive Higgs production cross section from gluon fusion is calculated through NNLO QCD, including its top quark mass dependence. This is achieved through a matching of the 1/mtop expansion of the partonic cross sections to the exact…

High Energy Physics - Phenomenology · Physics 2010-05-28 Robert V. Harlander , Hendrik Mantler , Simone Marzani , Kemal J. Ozeren

Final-state interaction and screening have a great influence on $q \bar q$ production cross sections, which are important quantities in many problems in quark-gluon plasma physics. They lead to an enhancement of the cross section for a $q…

High Energy Physics - Phenomenology · Physics 2022-02-23 Cheuk-Yin Wong , Lali Chatterjee

We compute four-loop corrections to the Higgs boson gluon vertex, including finite top quark mass effects. Analytic results are presented which serve as a building block for the next-to-next-to-next-to-leading order corrections to Higgs…

High Energy Physics - Phenomenology · Physics 2020-03-25 Joshua Davies , Florian Herren , Matthias Steinhauser

We compute the leading logarithmic behaviour of the cross-section for the production of a pseudoscalar Higgs boson in gluon-gluon fusion to all-orders in perturbation theory, in the limit of large partonic centre of mass energy. We also…

High Energy Physics - Phenomenology · Physics 2011-04-05 Fabrizio Caola , Simone Marzani

Top quark loops in Higgs production via gluon fusion at large invariant final state masses can induce important interference effects in searches for additional Higgs bosons as predicted in, e.g., Higgs portal scenarios and the MSSM when the…

High Energy Physics - Phenomenology · Physics 2015-06-11 Christoph Englert , Ian Low , Michael Spannowsky

We evaluate the effect of the bottom-quark mass on resummed transverse momentum distributions of supersymmetric Higgs bosons at the Tevatron and LHC. The mass of the bottom quark acts as a non-negligible momentum scale at small transverse…

High Energy Physics - Phenomenology · Physics 2007-05-23 Alexander Belyaev , Stefan Berge , Pavel M. Nadolsky , Fredrick Olness , C. -P. Yuan

I review standard top quark production at the Fermilab Tevatron. The current theoretical understanding of the total cross section and many partial differential cross sections is presented. Studies on the effects of extra gluon radiation on…

High Energy Physics - Phenomenology · Physics 2009-10-28 Stephen Parke

The cross sections for charm and bottom quark production in the threshold region are discussed. We consider the effects of an all order resummation of initial state soft-plus-virtual gluon radiation on the total cross sections compared to…

High Energy Physics - Phenomenology · Physics 2011-01-25 J. Smith , R. Vogt

We present the inclusive cross section at next-to-next-to-next-to-leading order (N$^3$LO) in perturbative QCD for the production of a Higgs boson via bottom-quark fusion. We employ the five-flavour scheme, treating the bottom quark as a…

High Energy Physics - Phenomenology · Physics 2020-11-17 Claude Duhr , Falko Dulat , Bernhard Mistlberger

Effects from a finite top quark mass on the H+n-jet cross section through gluon fusion are studied for $n=0/n\ge 1$ at NNLO/NLO QCD. For this purpose, sub-leading terms in $1/m_t$ are calculated. We show that the asymptotic expansion of the…

High Energy Physics - Phenomenology · Physics 2015-06-22 Tobias Neumann , Marius Wiesemann

We present the most precise value for the Higgs boson cross-section in the gluon-fusion production mode at the LHC. Our result is based on a perturbative expansion through N$^3$LO in QCD, in an effective theory where the top-quark is…

In this talk we discuss recent computations of the top quark mass dependence of QCD amplitudes describing Higgs boson production in gluon fusion. We compute terms in the expansion for a large top quark mass, which reduces the Feynman…

High Energy Physics - Phenomenology · Physics 2021-10-14 Joshua Davies

We present threshold enhanced QCD corrections to inclusive processes such as Deep inelastic scattering, Drell-Yan process and Higgs productions through gluon fusion and bottom quark annihilation processes using the resummed cross sections.…

High Energy Physics - Phenomenology · Physics 2008-11-26 V. Ravindran

We include finite top- and bottom-mass effects in the next-to-next-to-leading order parton shower (NNLOPS) event generator for inclusive Higgs boson production in gluon fusion based upon the POWHEG+MiNLO approach. Since fixed-order results…

High Energy Physics - Phenomenology · Physics 2015-01-21 Keith Hamilton , Paolo Nason , Giulia Zanderighi

In this talk we present a calculation of Higgs production via gluon fusion in association with two jets, including the full top-quark mass dependence, and compare it to the large top-mass limit. We find that the large top-mass limit is a…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. Del Duca , W. Kilgore , C. Oleari , C. R. Schmidt , D. Zeppenfeld

The production of four bottom quarks is an important benchmark channel for Higgs analyses and searches for new physics at the LHC. We report on the calculation of the next-to-leading order QCD corrections to the process pp -> b anti-b b…

High Energy Physics - Phenomenology · Physics 2013-07-23 G. Bevilacqua , M. Czakon , M. Krämer , M. Kubocz , M. Worek

The resummed transverse momentum distribution of the Higgs boson in gluon fusion through LO+NLL for small transverse momenta is considered, where the Higgs is produced through a top- and bottom-quark loop. We study the mass effects with…

High Energy Physics - Phenomenology · Physics 2014-03-28 Hendrik Mantler , Marius Wiesemann