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Related papers: NLO Inspired Effective Lagrangians for Higgs Physi…

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We compute the fully differential rate for the Higgs-boson decay $h\to Z\ell^+\ell^-$, with $Z\to\ell^{'+}\ell^{'-}$. For these processes we assume the most general matrix elements within an effective Lagrangian framework. The electroweak…

High Energy Physics - Phenomenology · Physics 2015-06-17 Gerhard Buchalla , Oscar Cata , Giancarlo D'Ambrosio

We study the LHC search prospects for a model in which the neutrinos obtain Dirac masses from couplings to a second Higgs doublet with tiny vacuum expectation value. The model contains a charged Higgs boson that decays to l nu with…

High Energy Physics - Phenomenology · Physics 2011-03-07 Shainen M. Davidson , Heather E. Logan

A prospective analysis for the search of the Standard Model (SM) Higgs boson with the CMS detector is presented in the context of the early LHC data. The aim is to establish an analysis strategy for inclusive production of the Higgs boson…

High Energy Physics - Phenomenology · Physics 2008-10-09 Rebeca Gonzalez Suarez

Inclusive Standard Model Higgs boson pair production and subsequent decay to same-sign dileptons via weak gauge W bosons at the CERN Large Hadron Collider has the capability to determine the Higgs boson self-coupling, lambda. The large top…

High Energy Physics - Phenomenology · Physics 2014-11-17 Uli Baur , Tilman Plehn , David Rainwater

The prospects for a precise exploration of the properties of a single or many observed Higgs bosons at future accelerators are summarized, with particular emphasis on the abilities of a Linear Collider (LC). Some implications of these…

High Energy Physics - Phenomenology · Physics 2019-08-14 J. Conway , K. Desch , J. F. Gunion , S. Mrenna , D. Zeppenfeld

We perform a search for beyond the standard model dimension-six operators relevant to the Higgs boson at the Large Hadron Electron Collider (LHeC) and the Future Circular Hadron Electron Collider (FCC-he). With a large amount of data (few…

High Energy Physics - Phenomenology · Physics 2018-06-14 Hoda Hesari , Hamzeh Khanpour , Mojtaba Mohammadi Najafabadi

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,…

High Energy Physics - Phenomenology · Physics 2010-11-15 Charalampos Anastasiou , Lance Dixon , Kirill Melnikov

The test of the Standard Model and search for New Physics signal are main aim of LHC experiment. With the increasing of the measurement accuracy at the LHC, it is a major task in future to exceed the current accuracy of the theoretical…

High Energy Physics - Phenomenology · Physics 2014-08-05 Chong Sheng Li , Hai Tao Li , Ding Yu Shao

The allowed standard model Higgs mass range has been reduced to a region between 114 and 130 GeV or above 500 GeV, at the 99% confidence level, since the Large Hadron Collider (LHC) program started. Furthermore some of the experiments at…

High Energy Physics - Phenomenology · Physics 2012-03-20 Mads T. Frandsen , Francesco Sannino

After the discovery of the Higgs boson at the LHC, it is natural to start the research program on the precision study of the Higgs-boson couplings to various standard model (SM) particles. We provide a generic framework for the deviations…

High Energy Physics - Phenomenology · Physics 2015-06-15 Kingman Cheung , Jae Sik Lee , Po-Yan Tseng

In scenarios of strongly coupled electroweak symmetry breaking, heavy composite particles of different spin and parity may arise and cause observable effects on signals that appear at loop levels. The recently observed process of Higgs to…

High Energy Physics - Phenomenology · Physics 2015-06-15 A. E. Cárcamo Hernández , Claudio O. Dib , Alfonso R. Zerwekh

Extrapolations of sensitivity to new interactions and standard model parameters critically inform the programme at the Large Hadron Collider (LHC) and potential future collider cases. To this end, statistical considerations based on…

High Energy Physics - Phenomenology · Physics 2024-07-23 Alberto Belvedere , Christoph Englert , Roman Kogler , Michael Spannowsky

I review the ability of the LHC (large hadron collider), NLC (next linear lepton collider) and FMC (first muon collider) to detect and study Higgs bosons, with emphasis on the Higgs bosons of extended Higgs sectors, especially those of the…

High Energy Physics - Phenomenology · Physics 2016-11-03 J. F. Gunion

With no evidence of any exotic particle detected so far beyond the Standard Model, the new physics may lie above the presently accessible energies at colliders and, at low-energies, can be accounted for via an effective description. The…

High Energy Physics - Phenomenology · Physics 2023-08-21 Arturo de Giorgi , Fotis Koutroulis , Luca Merlo , Stefan Pokorski

In these proceedings we briefly review the basic concepts underlying indirect bounds on the Wilson coefficients of some Standard Model dimension-6 operators, relevant to electroweak and Higgs observables, obtained via renormalization group…

High Energy Physics - Phenomenology · Physics 2014-05-16 David Marzocca

We consider direct diphoton production in hadron collisions. We compute the next-to-next-to-leading order (NNLO) QCD radiative corrections at the fully-differential level. Our calculation uses the q_T subtraction formalism and it is…

High Energy Physics - Phenomenology · Physics 2012-09-17 Leandro Cieri

In order to explore a possible dynamical nature for the Higgs field (such as its being a pseudo-Goldstone boson) we develop a renormalizable Lagrangian based on the minimal $SO(5)$ linear $\sigma$-model with the symmetry softly broken to…

High Energy Physics - Phenomenology · Physics 2016-05-25 Sara Saa

After the discovery of a Higgs boson, the next step is to measure its properties and test their accordance with the predictions of the Standard Model, in particular the couplings of the Higgs boson. In this talk we discuss what information…

High Energy Physics - Phenomenology · Physics 2012-04-02 Michael Rauch

Recently, a new boson h has been discovered at the LHC which, so far, is compatible with the properties of the SM Higgs. However, the SM is not the most general low-energy dynamics for the minimal electroweak symmetry breaking sector with…

High Energy Physics - Phenomenology · Physics 2014-10-16 Rafael L. Delgado , Antonio Dobado , Felipe J. Llanes-Estrada

The low-energy and low-momentum dynamics of systems with a spontaneously broken continuous symmetry is dominated by the ensuing Nambu-Goldstone bosons. It can be conveniently encoded in a model-independent effective field theory whose…

High Energy Physics - Phenomenology · Physics 2014-08-19 Jens O. Andersen , Tomas Brauner , Christoph P. Hofmann , Aleksi Vuorinen
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