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In this paper we present a Next-to-Next-to Leading Order (NNLO) calculation of the production of a Higgs boson in association with a massive vector boson. We include the decays of the unstable Higgs and vector bosons, resulting in a fully…

高能物理 - 唯象学 · 物理学 2016-07-20 John M. Campbell , R. Keith Ellis , Ciaran Williams

We investigate Higgs boson production process via gluon fusion at LHC in our six dimensional universal extra dimension model compactified on a spherical orbifold S^2/Z_2. We find a striking result that Higgs production cross section in our…

高能物理 - 唯象学 · 物理学 2014-11-20 Nobuhito Maru , Takaaki Nomura , Joe Sato , Masato Yamanaka

We present a calculation of the next-to-leading order QCD corrections to the production of Higgs boson pairs in gluon fusion keeping the full dependence on the mass of the top quark. The virtual corrections, involving two-loop integrals…

高能物理 - 唯象学 · 物理学 2016-11-10 Matthias Kerner

We discuss how the UN2LOPS scheme for matching NNLO calculations to parton showers can be applied to processes with large higher-order perturbative QCD corrections. We focus on Higgs-boson production through gluon fusion as an example. We…

高能物理 - 唯象学 · 物理学 2015-06-22 Stefan Höche , Ye Li , Stefan Prestel

The implementation of the full next-to-leading order (NLO) QCD corrections to electroweak Higgs boson plus three jet production at hadron colliders such as the LHC within the Matchbox NLO framework of the Herwig++ event generator is…

高能物理 - 唯象学 · 物理学 2013-11-22 Francisco Campanario , Terrance M. Figy , Simon Plätzer , Malin Sjödahl

We present precise results for the inclusive Higgs boson cross-section in gluon-gluon fusion at the LHC considering state-of-the-art fourth-order results in perturbative QCD arising from the dominant soft and virtual gluon emissions.…

高能物理 - 唯象学 · 物理学 2026-01-28 Goutam Das , Sven-Olaf Moch

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…

高能物理 - 唯象学 · 物理学 2008-06-23 M. Grazzini

We present a complete next-to-leading order (NLO) calculation for the total cross section of inclusive Higgs pair production via bottom-quark fusion ($b\bar{b} \to hh$) at the CERN Large Hadron Collider (LHC) in the Standard Model. The NLO…

高能物理 - 唯象学 · 物理学 2008-11-26 Sally Dawson , Chung Kao , Yili Wang , Peter Williams

We present the next-to-leading-order (NLO) QCD corrections to the inclusive total cross section for the production of a Higgs boson in association with a top anti-top quark pair within the Standard Model at the Tevatron and the LHC.

高能物理 - 唯象学 · 物理学 2009-11-07 S. Dawson , L. H. Orr , L. Reina , D. Wackeroth

We study the production of Higgs boson pairs via gluon fusion at the LHC in the Two-Higgs-Doublet Model. We present predictions at NLO accuracy in QCD, matched to parton showers through the MC@NLO method. A dedicated reweighting technique…

高能物理 - 唯象学 · 物理学 2014-10-01 Benoit Hespel , David Lopez-Val , Eleni Vryonidou

The total cross section for Higgs production in bottom-quark annihilation is evaluated at next-to-next-to-leading order (NNLO) in QCD. This is the first time that all terms at order alpha_s^2 are taken into account. We find a greatly…

高能物理 - 唯象学 · 物理学 2009-11-10 Robert V. Harlander , William B. Kilgore

After ten years from its discovery, the Higgs boson is still under unprecedented scrutiny. A huge theoretical effort has been invested in modelling Higgs boson production through gluon fusion, reaching $\text{N}^3\text{LO}$ predictions in…

高能物理 - 唯象学 · 物理学 2022-07-26 Marco Bonetti

We present the calculation of the cross section for Higgs boson production in association with a top quark pair plus one jet, at next-to-leading-order (NLO) accuracy in QCD. All mass dependence is retained without recurring to any…

高能物理 - 唯象学 · 物理学 2014-11-19 Hans van Deurzen , Gionata Luisoni , Pierpaolo Mastrolia , Edoardo Mirabella , Giovanni Ossola , Tiziano Peraro

This thesis studies the pseudoscalar Higgs boson production via gluon fusion in the EFT framework in a CP-conserving model. First, it presents the di-pseudoscalar Higgs boson production cross-section via gluon fusion till NNLO with the…

高能物理 - 唯象学 · 物理学 2024-03-13 Arunima Bhattacharya

We compute the cross section for the production of a high-mass photon pair in association with two hadronic jets to next-to-leading order (NLO) in quantum chromodynamics (QCD). Our results allow for the first time to reliably predict the…

高能物理 - 唯象学 · 物理学 2015-06-16 Thomas Gehrmann , Nicolas Greiner , Gudrun Heinrich

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 includes the decay modes H->gamma-gamma,…

高能物理 - 唯象学 · 物理学 2008-11-26 S. Catani , M. Grazzini

We describe a new method, based on an extension of the unitarity cutting rules proposed earlier, which is very efficient for the algorithmic evaluation of phase-space integrals for various differential distributions. As a first application,…

高能物理 - 唯象学 · 物理学 2010-11-15 Charalampos Anastasiou , Lance Dixon , Kirill Melnikov

We present the rapidity distribution of the Higgs boson produced through bottom quark annihilation at third order in QCD using the threshold approximation. We provide a framework, based on the factorization properties of the QCD amplitudes…

高能物理 - 唯象学 · 物理学 2015-06-23 Taushif Ahmed , M. K. Mandal , Narayan Rana , V. Ravindran

We calculate the NNLO QCD corrections to diphoton production with an additional jet at the LHC. Our calculation represents the first NNLO-accurate prediction for the transverse momentum distribution of the diphoton system. The improvement…

高能物理 - 唯象学 · 物理学 2021-12-08 Herschel A. Chawdhry , Michal Czakon , Alexander Mitov , Rene Poncelet

A novel computation of the fully-differential cross section for neutral Higgs-boson production through gluon fusion in the CP-conserving NMSSM is presented. Based on the calculation of NLO corrections to the total cross section [1], we…

高能物理 - 唯象学 · 物理学 2016-08-11 Stefan Liebler , Hendrik Mantler , Marius Wiesemann