English
Related papers

Related papers: A framework for Higgs characterisation

200 papers

Higgs boson production at the LHC within the Standard Model and its minimal supersymmetric extension is reviewed. The predictions for decay rates and production cross sections are updated by choosing the present value of the top quark mass…

High Energy Physics - Phenomenology · Physics 2016-10-26 Michael Spira

We present the Higgs Characterisation (HC) framework to study the properties of the Higgs boson observed at 125 GeV. In this report, we focus on CP properties of the top-quark Yukawa interaction, and show predictions at next-to-leading…

High Energy Physics - Phenomenology · Physics 2015-05-27 Federico Demartin , Kentarou Mawatari , Eleni Vryonidou , Marco Zaro

Vector-boson fusion and associated production at the LHC can provide key information on the strength and structure of the Higgs couplings to the Standard Model particles. Using an effective field theory approach, we study the effects of…

High Energy Physics - Phenomenology · Physics 2015-06-17 Fabio Maltoni , Kentarou Mawatari , Marco Zaro

We consider the Higgs boson decay processes and its production and provide a parameterisation tailored for testing models of new physics. The choice of a particular parameterisation depends on a non-obvious balance of quantity and quality…

High Energy Physics - Phenomenology · Physics 2013-05-07 Guillaume Drieu La Rochelle

In these proceedings I cover the latest results on the production and decay of the recently discovered Higgs boson. While the spin and properties of the new boson, such as its mass and couplings to bosons and fermions, are covered in a…

High Energy Physics - Experiment · Physics 2013-10-23 Greg Landsberg

We consider the Higgs boson decay processes and its production, and provide a parameterisation tailored for testing models of new physics beyond the Standard Model. We also compare our formalism to other existing parameterisations based on…

High Energy Physics - Phenomenology · Physics 2015-06-11 Giacomo Cacciapaglia , Aldo Deandrea , Guillaume Drieu La Rochelle , Jean-Baptiste Flament

We consider the Higgs boson decay processes and its production including all Run I results, through a parametrisation tailored for testing models of new physics beyond the Standard Model, and complementary to the one used by the LHC working…

High Energy Physics - Phenomenology · Physics 2015-04-30 Jean-Baptiste Flament

Once a Higgs boson has been discovered, it is also important to know what are its properties, in particular its couplings to the other particles. At the LHC, there will be many observable channels that can be used to measure the relevant…

High Energy Physics - Phenomenology · Physics 2011-10-20 Michael Rauch

The strategies recently developed to study Higgs boson properties at the LHC are reviewed. It is shown how to obtain model-independent determinations of couplings to fermions and gauge bosons by exploiting different production and decay…

High Energy Physics - Phenomenology · Physics 2011-09-13 Mauro Moretti

We study the impact of dimension-six operators of the standard model effective field theory relevant for vector-boson fusion and associated Higgs boson production at the LHC. We present predictions at the next-to-leading order accuracy in…

High Energy Physics - Phenomenology · Physics 2017-05-05 Celine Degrande , Benjamin Fuks , Kentarou Mawatari , Ken Mimasu , Veronica Sanz

Interpretations of Higgs searches critically involve production cross sections and decay probabilities for different analysis channels. Mixing effects can reduce production rates, while invisible decays can reduce decay probabilities. Both…

High Energy Physics - Phenomenology · Physics 2015-06-03 Christoph Englert , Tilman Plehn , Michael Rauch , Dirk Zerwas , Peter M. Zerwas

We show how the $q^2$-dependence of the triple Higgs boson HHH form factor can reveal the presence of various types of new physics contributions, like new particles coupled to the Higgs boson or Higgs boson constituents, without directly…

High Energy Physics - Phenomenology · Physics 2016-06-01 G. J. Gounaris , F. M. Renard

The present knowledge on the Higgs-like boson discovered at the LHC is summarized. The data accumulated so far are consistent with the Standard Model predictions and put interesting constraints on alternative scenarios of electroweak…

High Energy Physics - Phenomenology · Physics 2015-06-16 Antonio Pich

The strategies recently developed to study Higgs boson properties at the LHC are reviewed. It is shown how to obtain model-independent determinations of couplings to fermions and gauge bosons by exploiting different production and decay…

High Energy Physics - Phenomenology · Physics 2009-11-07 F. Piccinini , A. D. Polosa

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

The study of the Higgs boson properties offers compelling perspectives for testing the effects of physics beyond the Standard Model and has deep implications for the LHC program and future colliders. Accurate determinations of the Higgs…

High Energy Physics - Phenomenology · Physics 2022-09-08 A. Arbey , M. Battaglia , A. Djouadi , F. Mahmoudi , M. Muhlleitner , M. Spira

With the discovery of the Higgs boson the LHC experiments have closed the most important gap in our understanding of fundamental interactions. We now know that the interactions between elementary particles can be described by quantum field…

High Energy Physics - Phenomenology · Physics 2015-05-14 Tilman Plehn

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

The LHC experiments will achieve percent level precision measurements of processes key to some of the most pressing questions of contemporary particle physics: What is the nature of the Higgs boson? Can we successfully describe the…

High Energy Physics - Phenomenology · Physics 2022-03-15 Fabrizio Caola , Wen Chen , Claude Duhr , Xiaohui Liu , Bernhard Mistlberger , Frank Petriello , Gherardo Vita , Stefan Weinzierl

The study of the properties of the scalar boson recently discovered at the LHC (ATLAS and CMS experiments) may allow us to know whether it is well described by the Standard Model. In the case where deviations from SM predictions are…

High Energy Physics - Phenomenology · Physics 2015-07-22 Hermes Belusca-Maito
‹ Prev 1 2 3 10 Next ›