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The total cross section for Higgs boson production via the dominant gluon fusion mechanism including NLO [two-loop] QCD corrections can be calculated numerically with the program HIGLU. The QCD corrections are included for arbitrary Higgs…

High Energy Physics - Phenomenology · Physics 2011-04-15 Michael Spira

The charged Higgs boson plays an essential role in distinguishing between a wide variety of standard model extensions with multiple Higgs doublets, and has been searched for in various collider experiments. This paper expands our previous…

High Energy Physics - Phenomenology · Physics 2023-09-12 ChunHao Fu , Jun Gao

We present updated predictions for the total cross section for Higgs boson production through gluon fusion at hadron colliders. In addition to renormalization-group improvement at next-to-next-to-next-to-leading logarithmic accuracy, we…

High Energy Physics - Phenomenology · Physics 2011-04-05 Valentin Ahrens , Thomas Becher , Matthias Neubert , Li Lin Yang

The total and differential Higgs boson production cross-sections are measured through a combined statistical analysis of the $H \rightarrow ZZ^* \rightarrow 4\ell$ and $H \rightarrow \gamma \gamma$ decay channels. The results are based on a…

High Energy Physics - Experiment · Physics 2023-05-11 ATLAS Collaboration

Production of the Standard Model Higgs-boson at the Photon Collider at TESLA is studied for the Higgs-boson masses above 150 GeV. Simulation of signal and background processes takes into account realistic luminosity spectra and detector…

High Energy Physics - Phenomenology · Physics 2009-11-07 P. Niezurawski , A. F. Zarnecki , M. Krawczyk

The theoretical status of Higgs boson production at the LHC within the minimal supersymmetric extension of the Standard Model is reviewed. The focus will be on the evaluation of higher-order corrections to the production cross sections and…

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

Universal Extra Dimension (UED) models tend to favor a distinctively heavier Higgs mass than in the Standard Model (SM) and its supersymmetric extensions when the Kaluza-Klein (KK) scale is not much higher than the electroweak one, which we…

High Energy Physics - Phenomenology · Physics 2013-05-30 Kenji Nishiwaki , Kin-ya Oda , Naoya Okuda , Ryoutaro Watanabe

We present theoretical predictions for the Higgs boson production cross-section via gluon fusion at the LHC in a Standard Model with four generations. We include QCD corrections through NLO retaining the full dependence on the quark masses,…

High Energy Physics - Phenomenology · Physics 2015-05-27 Charalampos Anastasiou , Stephan Buehler , Elisabetta Furlan , Franz Herzog , Achilleas Lazopoulos

We analyze, within several parameter scenarios of type-II two-Higgs doublet extensions of the standard model, the impact of heavy neutral Higgs-boson resonances on top-quark pair production and their subsequent decay to dileptonic final…

High Energy Physics - Phenomenology · Physics 2017-05-24 Werner Bernreuther , Peter Galler , Zong-Guo Si , Peter Uwer

We examine Higgs boson production and decay in heavy-ion collisions at the LHC and future colliders. Owing to the long lifetime of the Higgs boson, its hadronic decays may experience little or no screening from the hot and dense quark-gluon…

High Energy Physics - Phenomenology · Physics 2019-02-06 Edmond L. Berger , Jun Gao , Adil Jueid , Hao Zhang

We present a calculation of the cross section for the process e+ e- --> W+/- H-/+ in the minimal supersymmetric standard model (MSSM) and the Two Higgs Doublet Model (THDM). We study the basic features of the MSSM prediction for some…

High Energy Physics - Phenomenology · Physics 2010-10-27 Oliver Brein , Thomas Hahn

We review some recent developments in Higgs physics at a $\gamma\gamma$ collider. We begin with single Higgs boson production in $\gamma\gamma$ collisions proceeding via the hadronic content of the photon. For SM Higgs masses of current…

High Energy Physics - Phenomenology · Physics 2017-08-23 Stephen Godfrey , Shouhua Zhu

We consider Standard Model Higgs boson production by gluon--gluon fusion in hadron collisions. We present a calculation of the next-to-next-to-leading order QCD corrections to the cross section in the H->WW->lnu lnu and H->ZZ->4l decay…

High Energy Physics - Phenomenology · Physics 2008-12-30 M. Grazzini

Charged Higgs boson may be produced at hadron colliders via the decay of top quarks. At the LHC, The large production cross section of top quarks pairs will make it one of the earliest channels allowing to search for physics beyond the…

High Energy Physics - Phenomenology · Physics 2010-04-14 Eilam Gross , Ofer Vitells

Using methods from effective field theory, we have recently developed a novel, systematic framework for the calculation of the cross sections for electroweak gauge-boson production at small and very small transverse momentum q_T, in which…

High Energy Physics - Phenomenology · Physics 2015-06-12 Thomas Becher , Matthias Neubert , Daniel Wilhelm

An important task of the LHC is the investigation of the Higgs-boson sector. Of particular interest is the reconstruction of the Higgs potential, i.e. the measurement of the Higgs self-couplings. Based on previous analyses, within the 2HDMs…

High Energy Physics - Phenomenology · Physics 2022-12-22 F. Arco , S. Heinemeyer , M. Mühlleitner , K. Radchenko

Higgs bosons with enhanced coupling to bottom quarks are copiously produced at hadron colliders via b\bar{b} -> h, where the initial b quarks reside in the proton sea. We revisit the calculation of the next-to-leading-order cross section…

High Energy Physics - Phenomenology · Physics 2009-11-10 F. Maltoni , Z. Sullivan , S. Willenbrock

In the context of warped extra-dimensional models which address both the Planck-weak- and flavor-hierarchies of the Standard Model (SM), it has been argued that certain observables can be calculated within the 5D effective field theory only…

High Energy Physics - Phenomenology · Physics 2014-12-22 Kaustubh Agashe , Aleksandr Azatov , Yanou Cui , Lisa Randall , Minho Son

I review the physics of the Higgs sector in the Standard Model and its minimal supersymmetric extension, the MSSM. I will discuss the prospects for discovering the Higgs particles at the upgraded Tevatron, at the Large Hadron Collider, and…

High Energy Physics - Phenomenology · Physics 2016-09-06 Abdelhak Djouadi

The ATLAS and CMS experiments have an ambitious search program for charged Higgs bosons. The two main searches for $H^\pm$ at the LHC have traditionally been performed in the $\tau \nu$ and $t b$ decay channels, as they provide the…

High Energy Physics - Phenomenology · Physics 2021-12-15 Rachid Benbrik , Mohammed Boukidi , Bouzid Manaut , Mohamed Ouchemhou , Souad Semlali , Souad Taj