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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

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

Inclusive Higgs boson production at large transverse momentum is induced by different production channels. We focus on the leading production through gluon fusion, and perform a consistent combination of the state of the art calculations…

The Higgs boson pair production via gluon fusion at high-energy hadron colliders, such as the LHC, is vital in deciphering the Higgs potential and in pinning down the electroweak symmetry breaking mechanism. We carry out the…

High Energy Physics - Phenomenology · Physics 2020-03-16 Long-Bin Chen , Hai Tao Li , Hua-Sheng Shao , Jian Wang

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

High Energy Physics - Phenomenology · Physics 2009-11-20 Song Mao , Ma Wen-Gan , Zhang Ren-You , Guo Lei , Wang Shao-Ming , Han Liang

The very large K-factor for Higgs-boson production at hadron colliders is shown to result from enhanced perturbative corrections of the form (C_A\pi\alpha_s)^n, which arise in the analytic continuation of the gluon form factor to time-like…

High Energy Physics - Phenomenology · Physics 2009-03-12 Valentin Ahrens , Thomas Becher , Matthias Neubert , Li Lin Yang

We report on a calculation of the cross-section for Higgs boson production in gluon fusion in association with a hadronic jet at next-to-next-to-leading order (NNLO) in perturbative QCD. The computational technique is discussed in detail.…

High Energy Physics - Phenomenology · Physics 2015-06-15 Radja Boughezal , Fabrizio Caola , Kirill Melnikov , Frank Petriello , Markus Schulze

We present predictions for the inclusive cross section for Higgs boson production by gluon--gluon fusion in proton collisions at $\sqrt{s}=8$ TeV. Our calculation is accurate up to next-to-next-to-leading order in QCD perturbation theory…

High Energy Physics - Phenomenology · Physics 2015-06-05 D. de Florian , M. Grazzini

Higgs-pair production via gluon fusion is the dominant production mechanism of Higgs-boson pairs at hadron colliders. In this work, we present details of our numerical determination of the full next-to-leading-order (NLO) QCD corrections to…

High Energy Physics - Phenomenology · Physics 2020-05-01 J. Baglio , F. Campanario , S. Glaus , M. M. Muhlleitner , J. Ronca , M. Spira , J. Streicher

We present the cross-section for the production of a Higgs boson at hadron-colliders at next-to- next-to-next-to-leading order (N3LO) in perturbative QCD. The calculation is based on a method to perform a series expansion of the partonic…

High Energy Physics - Phenomenology · Physics 2015-06-03 Charalampos Anastasiou , Claude Duhr , Falko Dulat , Franz Herzog , Bernhard Mistlberger

A calculation of the loop-induced gluon-fusion process gg --> Z(photon)Z(photon) --> l anti-l l' anti-l' is presented, which provides an important background for Higgs boson searches in the H --> ZZ channel at the LHC. We find that the…

High Energy Physics - Phenomenology · Physics 2008-07-02 T. Binoth , N. Kauer , P. Mertsch

We compute the 3-loop O(\alpha \alpha_s) correction to the Higgs boson production cross section arising from light quarks using an effective theory approach. Our calculation probes the factorization of QCD and electroweak perturbative…

High Energy Physics - Phenomenology · Physics 2010-01-15 Charalampos Anastasiou , Radja Boughezal , Frank Petriello

We report on the calculation of the cross section for Higgs boson production in association with three jets via gluon fusion, at next-to-leading-order (NLO) accuracy in QCD, in the infinite top-mass approximation. After including the…

High Energy Physics - Phenomenology · Physics 2013-10-02 G. Cullen , H. van Deurzen , N. Greiner , G. Luisoni , P. Mastrolia , E. Mirabella , G. Ossola , T. Peraro , F. Tramontano

In this article, we compute the gluon fusion Higgs boson cross-section at N3LO through the second term in the threshold expansion. This calculation constitutes a major milestone towards the full N3LO cross section. Our result has the best…

High Energy Physics - Phenomenology · Physics 2014-11-14 Charalampos Anastasiou , Claude Duhr , Falko Dulat , Elisabetta Furlan , Thomas Gehrmann , Franz Herzog , Bernhard Mistlberger

We investigate the inclusive Higgs boson production in proton-proton collisions at high energies in the framework of kt-factorization QCD approach. The attention is focused on the dominant off-shell gluon-gluon fusion subprocess, where the…

High Energy Physics - Phenomenology · Physics 2017-08-04 A. V. Lipatov , M. A. Malyshev , N. P. Zotov

We consider QCD corrections to Higgs boson production through gluon-gluon fusion in hadron collisions. Using the recently evaluated two-loop amplitude for this process and the corresponding factorization formulae for soft-gluon…

High Energy Physics - Phenomenology · Physics 2010-02-03 S. Catani , D. de Florian , M. Grazzini

We present the calculation of the full next-to-leading order (NLO) QCD corrections to Higgs boson pair production via gluon fusion at the LHC, including the exact top-mass dependence in the two-loop virtual and one-loop real corrections.…

High Energy Physics - Phenomenology · Physics 2019-06-17 Julien Baglio , Francisco Campanario , Seraina Glaus , Margarete Mühlleitner , Michael Spira , Juraj Streicher

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 the framework of the gluon-gluon fusion process for Higgs boson production there are two different prescriptions. They are given by the exact process where the gluons couple via top-quark loops to the Higgs boson and by the approximation…

High Energy Physics - Phenomenology · Physics 2009-11-11 J. Smith , W. L. van Neerven

We present accurate predictions for the inclusive production of a Higgs boson in proton-proton collisions, via gluon-gluon fusion. Our calculation includes next-to-next-to-leading order (NNLO) corrections in perturbative QCD, as well as the…

High Energy Physics - Phenomenology · Physics 2014-09-04 Marco Bonvini , Simone Marzani
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