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Related papers: Di-Higgs production in BSM models

200 papers

We elaborate on the production of the Standard Model Higgs particle at high-energy $e^+e^-$ colliders through the reaction $e^+e^- \rightarrow ZH$. Particular emphasis is put on the intermediate mass range. In addition to the signal we…

High Energy Physics - Phenomenology · Physics 2009-09-15 V. Barger , K. Cheung , A. Djouadi , B. A. Kniehl , P. M. Zerwas

Determining the form of the Higgs potential is one of the most exciting challenges of modern particle physics. Higgs pair production directly probes the Higgs self-coupling and should be observed in the near future at the High-Luminosity…

High Energy Physics - Phenomenology · Physics 2024-11-15 Radha Mastandrea , Benjamin Nachman , Tilman Plehn

Higgs pair production is one of the primary goals of the LHC program. Investigating the effects beyond the Standard Model (BSM) is then of high interest. Two cases are presented to exemplify the impact of BSM physics on Higgs pair…

High Energy Physics - Phenomenology · Physics 2016-12-16 Julien Baglio

We briefly review the current status of theoretical calculations for Higgs production at hadron colliders within the Standard Model. We focus on the main production mechanisms and decay modes at the Tevatron and the LHC.

High Energy Physics - Phenomenology · Physics 2009-08-26 Radja Boughezal

We investigate single Higgs and Higgs pair production at the LHC in models of Universal Extra Dimensions. After calculating the relevant cross sections, we use the UED model as a testing ground for the Effective Field Theory approach to…

High Energy Physics - Phenomenology · Physics 2015-11-23 Lisa Edelhaeuser , Alexander Knochel , Thomas Steeger

The Brout-Englert-Higgs mechanism describes the generation of masses of fundamental particles in the Standard Model (SM). It predicts the existence of one scalar particle with precisely predicted couplings to fermions and gauge bosons.…

High Energy Physics - Phenomenology · Physics 2023-04-25 Thomas Biekötter

We investigate the di-Higgs production at the Large Hadron Collider in the two-Higgs doublet model (2HDM). In particular, we study the production of an extra neutral Higgs boson $\phi$ in association with the Standard Model (SM) Higgs boson…

High Energy Physics - Phenomenology · Physics 2023-04-20 Syuhei Iguro , Teppei Kitahara , Yuji Omura , Hantian Zhang

Effective Field Theories offer a consistent bottom-up approach to parametrise small deviations from Standard Model predictions. In this work we report on the application of the Effective Field Theory to shed light on effects from high-scale…

High Energy Physics - Phenomenology · Physics 2015-11-26 Massimiliano Grazzini , Agnieszka Ilnicka , Michael Spira , Marius Wiesemann

We study the production of a pair of light, neutral, CP-even Higgs bosons in photon--photon collisions within the general Two Higgs Doublet Model (THDM). This is a process for which the lowest order contribution in both, the Standard Model…

High Energy Physics - Phenomenology · Physics 2008-11-26 Fernando Cornet , Wolfgang Hollik

We consider non-Standard Model physics effects using an effective lagrangian parameterization. We determine the operators whose effects are most significant and extract the sensitivity to the scale of new physics generated by the existing…

High Energy Physics - Phenomenology · Physics 2016-09-01 Bohdan Grzadkowski , Jose Wudka

Prospective searches about Higgs physics and beyond the Standard Model are presented for the CMS and ATLAS experiments. Possible excesses of events in real data could be an indication of the existence of new particles, even with few hundred…

High Energy Physics - Experiment · Physics 2009-06-11 N. De Filippis , for CMS , ATLAS Collaboration

Depending on whether electroweak physics beyond the Standard Model is based on a linear or on a non-linear implementation of the electroweak symmetry breaking, a linear or a chiral Effective Lagrangian is more appropriate. In this talk, the…

High Energy Physics - Phenomenology · Physics 2016-02-26 Ilaria Brivio

A new upcoming version of SusHi is introduced. It features unified input for the Standard Model (SM) and beyond the SM models (BSM) parameters for higher-order total cross sections for Higgs production in gluon fusion, heavy-quark…

High Energy Physics - Phenomenology · Physics 2023-11-13 Sven Yannick Klein

We analyze the prospects of measuring the parity of Higgs particles in the Standard Model and its supersymmetric extensions. Higgs decays are discussed in this context as well as production processes including, in particular, the fusion of…

High Energy Physics - Phenomenology · Physics 2009-10-28 M. Kraemer , J. Kuehn , M. L. Stong , P. M. Zerwas

Almost all extensions of the Standard Model predict the existence of charged Higgs bosons. This talk focuses on the minimal supersymmetric extension of the Standard Model (MSSM), which is relatively predictive. The outlook for detecting…

High Energy Physics - Phenomenology · Physics 2011-01-27 John Ellis

Motivated by the excess in the diphoton production rate of the Higgs boson at the Large Hadron Collider (LHC), we investigate the possibility that one of the CP-even Higgs bosons of the extra U(1) extended minimal supersymmetric standard…

High Energy Physics - Phenomenology · Physics 2013-04-10 Kingman Cheung , Chih-Ting Lu , Tzu-Chiang Yuan

We briefly review the single heavy Higgs production at high energy e+e- linear collider, \gamma\gamma collider and e-\gamma collider. We present the recent results for e+e- --> W^{\pm}H^{\mp} in the Minimal Supersymmetric Standard Model and…

High Energy Physics - Phenomenology · Physics 2007-05-23 Shufang Su

Experiments in particle physics have hitherto failed to produce any significant evidence for the many explicit models of physics beyond the Standard Model (BSM) that had been proposed over the past decades. As a result, physicists have…

History and Philosophy of Physics · Physics 2022-01-24 Philip Bechtle , Cristin Chall , Martin King , Michael Kraemer , Peter Maettig , Michael Stoeltzner

I give a brief overview of the motivations for and experimental probes of extended Higgs sectors containing more than the single Higgs doublet field of the Standard Model.

High Energy Physics - Phenomenology · Physics 2007-05-23 John F. Gunion

The production of three Higgs bosons could be a stretch goal for the LHC and a strategic case for future colliders. In this work, we analyse the phenomenological prospects of (neutral) triple Higgs compared to di-Higgs boson production, for…

High Energy Physics - Phenomenology · Physics 2024-11-13 Lisa Biermann , Christoph Borschensky , Christoph Englert , Margarete Mühlleitner , Wrishik Naskar