English
Related papers

Related papers: Top-Quark Mediated Effects in Hadronic Higgs-Strah…

200 papers

We compute the next-to-next-to-leading order (NNLO) QCD correction to the total cross-section for the reaction gg \to t\bar t + X. Together with the partonic channels we computed previously, the result derived in this letter completes the…

High Energy Physics - Phenomenology · Physics 2013-08-06 Michal Czakon , Paul Fiedler , Alexander Mitov

We perform a detailed study of the various one-loop contributions leading to production of the Standard Model Higgs boson in association with a hard jet. This production mode contributes to the current Tevatron exclusion limit of the…

High Energy Physics - Phenomenology · Physics 2009-09-01 Wai-Yee Keung , Frank Petriello

We present the calculation of the next-to-leading contribution of order $\alpha_S^2\alpha^2$ to the production of a Standard Model Higgs boson in association with a top-quark pair at hadron colliders. All effects of weak and QCD origin are…

High Energy Physics - Phenomenology · Physics 2015-06-22 S. Frixione , V. Hirschi , D. Pagani , H. -S. Shao , M. Zaro

Introducing version 2 of the code vh@nnlo, we study the effects of a number of new-physics scenarios on the Higgs-Strahlung process. In particular, the cross section is evaluated within a general 2HDM and the MSSM. While the Drell-Yan-like…

High Energy Physics - Phenomenology · Physics 2020-02-17 Robert V. Harlander , Jonas Klappert , Stefan Liebler , Lukas Simon

The inclusive production cross sections for $W^+, W^-$ and $Z^0$-bosons form important benchmarks for the physics at hadron colliders. We perform a detailed comparison of the predictions for these standard candles based on recent…

High Energy Physics - Phenomenology · Physics 2011-05-26 S. Alekhin , J. Blümlein , P. Jimenez-Delgado , S. Moch , E. Reya

We calculate the cross section for the production of a Z boson in association with heavy quarks. We suggest that this cross section can be measured using an inclusive heavy-quark tagging technique. This could be used as a feasibility study…

High Energy Physics - Phenomenology · Physics 2011-01-25 Fabio Maltoni , Thomas McElmurry , Scott Willenbrock

We present a next-to-leading-order (NLO) study of the process $pp \; ( \to \{ h_1, h_2 \}) \to t\bar{t} + X$ in the 1-Higgs-singlet extension of the Standard Model with an additional heavy Higgs boson $h_2$ that mixes with the light Higgs…

High Energy Physics - Phenomenology · Physics 2024-08-20 Andrea Banfi , Nikolas Kauer , Alexander Lind , Jonas M. Lindert , Ryan Wood

I present approximate next-to-next-to-leading-order (aNNLO) total and differential cross sections for charged Higgs production in association with a top quark at LHC energies. The aNNLO results for the process $bg \rightarrow tH^-$ are…

High Energy Physics - Phenomenology · Physics 2016-07-13 Nikolaos Kidonakis

We calculate the leading electroweak (EW) corrections to the important process of Higgs production associated with two bottom quarks at the CERN Large Hadron Collider (LHC). Our study is restricted to the Standard Model (SM). At tree-level…

High Energy Physics - Phenomenology · Physics 2008-11-14 Le Duc Ninh

We present a complete next-to-leading order study of top-squark pair production at the LHC, including QCD and EW corrections. The calculation is performed within the Minimal Supersymmetric Standard Model and numerical results are presented…

High Energy Physics - Phenomenology · Physics 2015-06-19 Jan Germer , Wolfgang Hollik , Jonas M. Lindert , Edoardo Mirabella

In this contribution we present our recent computation of the NNLO QCD corrections to the production of a Higgs boson associated with a top-antitop quark pair. This process is of great importance since it allows for a direct measurement of…

High Energy Physics - Phenomenology · Physics 2023-10-10 Simone Devoto

We consider QCD radiative corrections to Standard Model Higgs boson production in association with a W boson in hadron collisions. We present a fully exclusive calculation up to next-to-next-to-leading order (NNLO) in QCD perturbation…

High Energy Physics - Phenomenology · Physics 2013-05-29 G. Ferrera , M. Grazzini , F. Tramontano

The associated production of Higgs boson and single top quark is of particular interest since it is senstive to the relative sign of the Higgs boson coupling to gauge bosons and the Yukawa coupling $y$ to fermions. The presented analysis is…

High Energy Physics - Experiment · Physics 2019-08-13 Benedikt Maier

The role of the top quark in completing the Standard Model quark sector is reviewed, along with a discussion of production, decay, and theoretical restrictions on the top quark properties. Particular attention is paid to the top quark as a…

High Energy Physics - Phenomenology · Physics 2009-09-29 S. Dawson

I present a calculation of higher-order radiative corrections to charged Higgs production in association with a top quark via the process bg -> tH-. Results for charged Higgs production at the LHC are presented, including the dependence of…

High Energy Physics - Phenomenology · Physics 2009-04-25 Nikolaos Kidonakis

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

We study the impact of dimension-six operators on single- and double-Higgs production rates via gluon fusion at the Large Hadron Collider (LHC). If the top-Yukawa coupling is modified by some new physics whose scale is of the TeV scale, its…

High Energy Physics - Phenomenology · Physics 2015-05-13 Shinya Kanemura , Koji Tsumura

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 the next-to-next-to-leading order (NNLO) corrections to the total cross section for (pseudo-) scalar Higgs boson production using an alternative method than those used in previous calculations. All QCD partonic subprocesses have…

High Energy Physics - Phenomenology · Physics 2011-05-05 V. Ravindran , J. Smith , W. L. van Neerven

This is a brief review of the theoretical status of Higgs production at the LHC in the Standard Model, with an emphasis on the recent developments and computations. In particular, I focus on both inclusive and differential cross sections…

High Energy Physics - Phenomenology · Physics 2016-01-20 Marius Wiesemann