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Related papers: Higgs Precision (Higgcision) Era begins

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The imperfect knowledge of the Higgs boson decay rates and cross sections at the LHC constitutes a critical systematic uncertainty in the study of the Higgs boson properties. We show that the full covariance matrix between the Higgs rates…

High Energy Physics - Phenomenology · Physics 2016-12-21 Alexandre Arbey , Sylvain Fichet , Farvah Mahmoudi , Grégory Moreau

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

A search for the dimuon decay of the Standard Model (SM) Higgs boson is performed using data corresponding to an integrated luminosity of 139 fb$^{-1}$ collected with the ATLAS detector in Run2 $pp$ collisions at $\sqrt{s}=13$ TeV at the…

High Energy Physics - Experiment · Physics 2020-12-18 ATLAS Collaboration

Updated Standard Model Higgs boson search results from the Tevatron experiments are presented. We focus on the updated CDF MET+bb result, where a significant shift in observed limits is explained. For the Tevatron combinations, upper limits…

High Energy Physics - Experiment · Physics 2022-03-02 Kyle J. Knoepfel

We give an overview of Standard Model Higgs boson studies performed at the CDF and Dzero experiments at the Tevatron proton-antiproton collider. Combining the results of many individual analyses, most of which use the full data set…

High Energy Physics - Experiment · Physics 2014-04-14 Kyle J. Knoepfel

If supersymmetry is broken directly to the Standard Model at energies not very far from the unified scale, the Higgs boson mass lies in the range 128-141 GeV. The end points of this range are tightly determined. Theories with the Higgs…

High Energy Physics - Phenomenology · Physics 2015-05-14 Lawrence J. Hall , Yasunori Nomura

We report on recent developments in the public computer code HiggsBounds, which confronts arbitrary Higgs sector predictions with 95% C.L. exclusion limits from Higgs searches at the LEP, Tevatron and LHC experiments. We discuss in detail…

High Energy Physics - Phenomenology · Physics 2013-01-14 Philip Bechtle , Oliver Brein , Sven Heinemeyer , Oscar Stål , Tim Stefaniak , Georg Weiglein , Karina Williams

The observation of a new particle in the search for the Standard Model (SM) Higgs boson at the LHC, reported by the ATLAS and CMS collaborations, is a milestone in the quest to understand electroweak symmetry breaking. The evidence at the…

High Energy Physics - Experiment · Physics 2014-07-29 Carlos A. Solans Sánchez

The coupling properties of the Higgs boson are studied in the four-lepton decay channel using 36.1 fb$^{-1}$ of $pp$ collision data from the LHC at a centre-of-mass energy of 13 TeV collected by the ATLAS detector. Cross sections are…

High Energy Physics - Experiment · Physics 2018-05-22 ATLAS Collaboration

The interpretation of Higgs data is typically based on different assumptions about whether there can be additional decay modes of the Higgs or if any couplings can be bounded by theoretical arguments. Going beyond these assumptions requires…

High Energy Physics - Phenomenology · Physics 2024-01-29 Matthew Forslund , Patrick Meade

In the ``non-decoupling'' region of the Higgs sector in MSSM, the heavier CP-even Higgs boson (H^0) is Standard-Model-like and close to the charged Higgs bosons (H^\pm) in mass, while other neutral Higgs bosons (h^0,A^0) are lighter and…

High Energy Physics - Phenomenology · Physics 2015-06-16 Tao Han , Tong Li , Shufang Su , Lian-Tao Wang

In the context of the Minimal Supersymmetric extension of the Standard Model (MSSM), we reanalyze the search for the heavier CP-even $H$ and CP-odd $A$ neutral Higgs bosons at the LHC in their production in the gluon-fusion mechanism and…

High Energy Physics - Phenomenology · Physics 2015-06-23 A. Djouadi , L. Maiani , A. Polosa , J. Quevillon , V. Riquer

A search for the Higgs boson decaying to two oppositely charged muons is presented using data recorded by the CMS experiment at the CERN LHC in 2016 at a center-of-mass energy $\sqrt{s} =$ 13 TeV, corresponding to an integrated luminosity…

High Energy Physics - Experiment · Physics 2019-01-23 CMS Collaboration

The discovery of a Higgs particle is possible in a variety of search channels at the LHC. However the true identity of any putative Higgs boson will at first remain ambiguous, until one has experimentally excluded other possible assignments…

High Energy Physics - Phenomenology · Physics 2014-11-20 A. De Rujula , Joseph Lykken , Maurizio Pierini , Christopher Rogan , Maria Spiropulu

The loop induced coupling of an intermediate mass Higgs boson to two photons is a sensitive and unique measure for precision tests of physics beyond the Standard Model. In this work we summarize recent results on the expected precision of…

High Energy Physics - Phenomenology · Physics 2009-10-31 Michael Melles

The Minimal Supersymmetric extension of the Standard Model (MSSM) predicts the existence of three neutral and two charged Higgs bosons. Searches for these MSSM Higgs bosons are presented, based on proton-proton collisions recorded in 2011…

High Energy Physics - Experiment · Physics 2015-06-15 Stan Lai

The latest results on the measurement of the properties of the new boson with mass around 125 GeV are reported. The analysis uses pp collision data recorded by the CMS detector at the LHC, corresponding to integrated luminosities of 5.1…

High Energy Physics - Experiment · Physics 2016-04-20 Linda Finco

The investigation of the dynamics responsible for electroweak symmetry breaking is one of the prime tasks of experiments at present and future colliders. Experiments at the Tevatron ppbar Collider and at the CERN Large Hadron Collider (LHC)…

High Energy Physics - Phenomenology · Physics 2008-11-26 V. Buescher , K. Jakobs

Two major problems call for an extension of the Standard Model (SM): the hierarchy problem in the Higgs sector and the dark matter in the Universe. The discovery of a Higgs boson with mass of about 125 GeV was clearly the most significant…

High Energy Physics - Phenomenology · Physics 2016-09-22 Beranger Dumont

We present a complete set of decay rates of the Higgs boson with the mass of 125 GeV at the full next-to-leading order in a variety of extended Higgs models; i.e., a model with an additional real singlet scalar field, four types of two…

High Energy Physics - Phenomenology · Physics 2020-01-08 Shinya Kanemura , Mariko Kikuchi , Kentarou Mawatari , Kodai Sakurai , Kei Yagyu