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Related papers: Higgs Searches at LEP

200 papers

Searches for the exclusive decays of the Higgs boson to an $\omega$ meson and a photon or a $K^{*}$ meson and a photon can probe flavour-conserving and flavour-violating Higgs boson couplings to light quarks, respectively. Searches for…

High Energy Physics - Experiment · Physics 2023-11-16 ATLAS Collaboration

A search for the Standard Model Higgs boson is carried out on 176.4pb$^{-1}$ of data collected by the L3 detector at a center-of-mass energy of 189 GeV. The data are consistent with the expectations of Standard Model processes and no…

High Energy Physics - Experiment · Physics 2012-08-27 L3 Collaboration

Results are reported from a search for non-standard-model Higgs boson decays to pairs of new light bosons, each of which decays into the oppositely charged dimuon final state. The new bosons may be produced either promptly or via a decay…

High Energy Physics - Experiment · Physics 2013-11-11 CMS Collaboration

Doubly charged Higgs bosons are predicted in many new physics models with an extended Higgs sector that contains a Higgs triplet field. Current experimental searches have been focusing mainly on the scenario in which the same-sign dilepton…

High Energy Physics - Phenomenology · Physics 2012-06-19 Cheng-Wei Chiang , Takaaki Nomura , Koji Tsumura

A review is given of the measurements of triple and quartic couplings among the electroweak gauge bosons performed at LEP by the four experiments ALEPH, DELPHI, L3 and OPAL. Emphasis is placed on recently published results and on…

High Energy Physics - Phenomenology · Physics 2009-11-10 Stefano Villa

This article presents a search for a heavy charged Higgs boson produced in association with a top quark and a bottom quark, and decaying into a $W$ boson and a $125$ GeV Higgs boson $h$. The search is performed in final states with one…

High Energy Physics - Experiment · Physics 2025-03-06 ATLAS Collaboration

We review the most relevant LHC searches at $\sqrt{s}$ = 8 TeV looking for low mass bosons arising from exotic decay of the Standard Model Higgs and highlighting their impact on both supersymmetric and not supersymmetric Beyond the Standard…

High Energy Physics - Phenomenology · Physics 2017-03-24 R. Aggleton , D. Barducci , N-E. Bomark , S. Moretti , C. Shepherd-Themistocleous

This paper presents a search for Higgs bosons decaying to four leptons, either electrons or muons, via one or two light exotic gauge bosons $Z_d$, $H\to Z Z_d \to 4\ell$ or $H\to Z_d Z_d \to 4\ell$. The search was performed using $pp$…

High Energy Physics - Experiment · Physics 2015-11-11 ATLAS Collaboration

We review the standard Higgs boson physics and the search for higgs boson at LEP and LHC supercolliders

High Energy Physics - Phenomenology · Physics 2014-11-17 N. V. Krasnikov , V. A. Matveev

Data collected at centre-of-mass energies of 181-184 GeV by ALEPH at LEP corresponding to an integrated luminosity of 56.9 pb-1, are analysed in a search for pair-produced charged Higgs bosons H+-. Three analyses are employed to select the…

High Energy Physics - Experiment · Physics 2008-11-26 ALEPH Collaboration , R. Barate et al

A search for exotic Higgs boson decays to light pseudoscalars in the final state of two muons and two $\tau$ leptons is performed using proton-proton collision data recorded by the CMS experiment at the LHC at a center-of-mass energy of 13…

High Energy Physics - Experiment · Physics 2018-11-20 CMS Collaboration

A search for the Standard Model Higgs boson in proton-proton collisions at a center-of-mass energy of 7 TeV is presented in the decay channel H-->ZZ-->2l2n. The search is conducted by the CMS experiment with data accumulated during the 2010…

High Energy Physics - Experiment · Physics 2019-08-13 Daniele Trocino

Searches for the standard model Higgs boson are reviewed from the 2 TeV run of the Tevatron with ~ 10 fb-1 of recorded data, and from the 7 and 8 TeV runs of the LHC, with ~ 5 and ~ 6 fb-1, respectively, i.e., until the July-2012 discovery…

High Energy Physics - Experiment · Physics 2014-06-11 Gregorio Bernardi , Matthew Herndon

This note describes preliminary LEP-combined results of searches for Higgs bosons decaying into photons. The analyses use data collected at sqrt(s)~88-209 GeV. Using the combined data for H -> gamma gamma, a lower bound of 108.2 GeV is set…

High Energy Physics - Experiment · Physics 2012-08-27 ALEPH Collaboration , DELPHI Collaboration , L3 Collaboration , OPAL Collaboration , the LEP Higgs Working Group

This paper describes a topological search for an invisibly decaying Higgs boson,H, produced via the Bjorken process (e+e- -> HZ). The analysis is based on data recorded using the OPAL detector at LEP at centre-of-mass energies from 183 to…

High Energy Physics - Experiment · Physics 2008-11-26 The OPAL collaboration

An excess of signal-like events above the expected background, corresponding to approximately three standard deviations, was observed in the search for the Standard Model Higgs boson at LEP in 2000. This excess is consistent with the…

High Energy Physics - Experiment · Physics 2016-08-31 M. Kado

The prospects for discovering Higgs particles and studying their fundamental properties at future high--energy electron--positron and photon-photon colliders are reviewed. Both the Standard Model Higgs boson and the Higgs particles of its…

High Energy Physics - Phenomenology · Physics 2009-09-25 Jan Kalinowski

A search has been performed for the Standard Model Higgs boson in the data collected with the ALEPH detector in 2000. An excess of 3 sigma above the background expectation is found. The observed excess is consistent with the production of…

High Energy Physics - Experiment · Physics 2017-08-23 J. A. Kennedy

A search for charged Higgs bosons decaying into $W^\pm W^\pm$ or $W^\pm Z$ bosons is performed, involving experimental signatures with two leptons of the same charge, or three or four leptons with a variety of charge combinations, missing…

High Energy Physics - Experiment · Physics 2021-07-20 ATLAS Collaboration

We present some of the most recent results from the CMS Collaboration on searches for Higgs-like particles in models beyond the Standard Model. Several rare and exotic decay modes of the Higgs boson are explored. The results of the searches…

High Energy Physics - Experiment · Physics 2013-10-09 A. Castaneda