English
Related papers

Related papers: Higgs Decay to Gluons at NNLO

200 papers

The Higgs boson pair production at the LHC provides a probe to the Higgs boson self-coupling. The higher-order QCD corrections in this process are sizable and must be taken into account in comparison with data. Due to the small cross…

High Energy Physics - Phenomenology · Physics 2025-03-28 Hai Tao Li , Zong-Guo Si , Jian Wang , Xiao Zhang , Dan Zhao

The next-to-next-to-leading order (NNLO) calculation of the effective Higgs gluon coupling $C_1$ for the lightest Minimal Supersymmetric Standard Model (MSSM) Higgs boson $h^0$ is presented. Selected numerical results for the total…

High Energy Physics - Phenomenology · Physics 2012-09-24 Nikolai Zerf

We present the results for the complete next-to-leading order electroweak corrections to $pp \to HH$ at the Large Hadron Collider, focusing on the dominant gluon-gluon fusion process. While the corrections at the total cross-section level…

High Energy Physics - Phenomenology · Physics 2024-06-12 Huan-Yu Bi , Li-Hong Huang , Rui-Jun Huang , Yan-Qing Ma , Huai-Min Yu

We present phenomenological results for the production of a Higgs boson in association with two jets at the LHC. The calculation is performed in the limit of large top mass and is accurate to next-to-leading order in the strong coupling,…

High Energy Physics - Phenomenology · Physics 2009-11-11 John M. Campbell , R. Keith Ellis , Giulia Zanderighi

We review possible properties of Higgs bosons in the NMSSM, which allow to discriminate this model from the MSSM: masses of mostly Standard-Model-like Higgs bosons at or above 140 GeV, or enhanced branching fractions into two photons, or…

High Energy Physics - Phenomenology · Physics 2015-05-30 Ulrich Ellwanger

The Higgs boson decay channel, $H\to\gamma\gamma$, is one of the most important channels for probing the properties of the Higgs boson. In the paper, we reanalyze its decay width by using the QCD corrections up to $\alpha_s^4$-order level.…

High Energy Physics - Phenomenology · Physics 2019-07-25 Qing Yu , Xing-Gang Wu , Sheng-Quan Wang , Xu-Dong Huang , Jian-Ming Shen , Jun Zeng

We present a calculation of the fully differential cross section for Higgs boson production in the gluon fusion channel through next-to-next-to-leading order in perturbative QCD. We apply the method introduced in \cite{Anastasiou:2003gr} to…

High Energy Physics - Phenomenology · Physics 2010-04-06 Charalampos Anastasiou , Kirill Melnikov , Frank Petriello

We compute the next-to-leading-order (NLO) QCD corrections to the Higgs pT distribution in Higgs production in association with a jet via gluon fusion at the LHC, with exact dependence on the mass of the quark circulating in the heavy-quark…

High Energy Physics - Phenomenology · Physics 2023-07-19 R. Bonciani , V. Del Duca , H. Frellesvig , M. Hidding , V. Hirschi , F. Moriello , G. Salvatori , G. Somogyi , F. Tramontano

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…

High Energy Physics - Phenomenology · Physics 2022-07-26 Marco Bonetti

This talk expands on recently published results for the factorising next-to-next-to-leading order (NNLO) QCD corrections to Higgs boson production in the vector boson fusion (VBF) channel. The calculation is fully differential in the…

High Energy Physics - Phenomenology · Physics 2018-07-23 Juan Cruz-Martinez , Nigel Glover , Thomas Gehrmann , Alexander Huss

We compute the complete supersymmetric next-to-leading order corrections to the production of a light Higgs boson in weak boson fusion. The size of the electroweak corrections is of similar order as the next-to-leading order corrections in…

High Energy Physics - Phenomenology · Physics 2009-04-08 W. Hollik , T. Plehn , M. Rauch , H. Rzehak

We calculate the complete one-loop electroweak corrections to the inclusive $H\rightarrow ZZ$ and $H\rightarrow Z\gamma$ decays in the dimension-$6$ extension of the Standard Model Effective Field Theory (SMEFT). The corrections to…

High Energy Physics - Phenomenology · Physics 2024-06-04 Sally Dawson , Pier Paolo Giardino

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 evaluate the full next-to-leading order supersymmetric (SUSY) electroweak and SUSY-QCD corrections to the on-shell two-body decays of the charged Higgs bosons in the framework of the CP-conserving and CP-violating Next-to-Minimal…

High Energy Physics - Phenomenology · Physics 2021-01-01 Thi Nhung Dao , Margarete Muhlleitner , Shruti Patel , Kodai Sakurai

Higgs boson production in association with a hard central photon and two forward tagging jets is expected to provide valuable information on Higgs boson couplings in a range where it is difficult to disentangle weak-boson fusion processes…

High Energy Physics - Phenomenology · Physics 2014-11-21 Ken Arnold , Terrance Figy , Barbara Jager , Dieter Zeppenfeld

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…

High Energy Physics - Phenomenology · Physics 2009-11-10 Robert V. Harlander , William B. Kilgore

Recently, the ATLAS and CMS collaborations jointly announced the first evidence of the rare Higgs boson decay channel $H\to Z\gamma$, with a ratio of $2.2\pm 0.7$ times the leading order standard model (SM) prediction. In order to face this…

High Energy Physics - Phenomenology · Physics 2024-09-04 Zi-Qiang Chen , Long-Bin Chen , Cong-Feng Qiao , Ruilin Zhu

We present a calculation of $H+j$ at NLO including the effect of a finite top-mass. Where possible we include the complete dependence on $m_t$. This includes the leading order amplitude, the infrared poles of the two-loop amplitude and the…

High Energy Physics - Phenomenology · Physics 2017-01-11 Tobias Neumann , Ciaran Williams

For the vertex corrections to the partial decay rate $\Gamma(Z \to b\bar{b})$ involving the top quark only the leading terms of order $\alpha\alpha_s$ in the $1/M_t$ expansion are known. In this work we compute the missing next-to-leading…

High Energy Physics - Phenomenology · Physics 2009-10-30 R. Harlander , T. Seidensticker , M. Steinhauser

I present analytical expressions for the collinear and soft gluon corrections to Higgs production via the process b bbar -> H as well as gg -> H through next-to-next-to-next-to-leading order (NNNLO). The soft corrections are complete while…

High Energy Physics - Phenomenology · Physics 2008-11-26 Nikolaos Kidonakis