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Related papers: Higgs boson searches at LEP

200 papers

Extensive searches for Higgs bosons and other new phenomena predicted by extensions of the Standard Model have been performed at LEP. A summary is given reviewing the principal aspects and presenting a selection of results.

High Energy Physics - Phenomenology · Physics 2007-05-23 Giacomo Sguazzoni

A search for the standard model Higgs boson at LEP is reported. The results obtained by combining all standard model Higgs boson search channels of the experiments (at the end of run in the year 2000) are discussed.

High Energy Physics - Phenomenology · Physics 2007-05-23 A. N. Okpara

Searches for the Standard Model Higgs boson have been performed in the data collected by the DELPHI experiment at LEP in the year 2000 at centre-of-mass energies between 200 and 209 GeV corresponding to a total integrated luminosity of 224…

High Energy Physics - Experiment · Physics 2010-04-08 The DELPHI Collaboration , P. Abreu

The latest results of Higgs boson searches from the four LEP experiments, ALEPH, DELPHI, L3 and OPAL, are reviewed using the data taken in 1996 at center-of-mass energies between 161 and 172 GeV. No signal was observed. The 95% CL combined…

High Energy Physics - Phenomenology · Physics 2011-04-15 Andre Sopczak

During 1997 the ALEPH experiment at LEP gathered 57pb^-1 of data at centre-of- mass energies near 183 GeV. These data are used to look for possible signals from the production of the Standard Model Higgs boson in the reaction e+e- -> HZ. No…

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

The results of the Higgs boson searches performed by the four LEP experiments at centre-of-mass energies between 189 GeV and 209 GeV corresponding to an integrated luminosity of 2461 pb$^{-1}$ are presented here. Searches have been…

High Energy Physics - Experiment · Physics 2007-05-23 Pamela Ferrari

This paper shortly reports on the results of Higgs boson searches performed at LEP and Tevatron. No signal is found and limits on the mass and couplings of the Higgs boson are derived. Interpreting the data in the framework of the Standard…

High Energy Physics - Experiment · Physics 2007-05-23 Alexei Raspereza

In 1999 the LEP experiments collected data at centre of mass energies between 192 and 202 GeV for about 900 pb-1 integrated luminosity. Combined results are presented for the search for the Standard Model Higgs boson. No statistically…

High Energy Physics - Experiment · Physics 2007-05-23 Esther Ferrer Ribas

During the run in the year 2000, with data collected at collision energies up to 209 GeV, the LEP experiments have possibly unearthed the first evidence of a Higgs boson signal at mh=115 GeV/c2. The preliminary combined results prepared…

High Energy Physics - Experiment · Physics 2007-05-23 Pedro Teixeira-Dias

The most recently available results from searches conducted by the four LEP experiments at 189 GeV center-of-mass energy for Higgs bosons of the Minimal Supersymmetric Standard Model (MSSM) are presented. No evidence for a signal has been…

High Energy Physics - Experiment · Physics 2007-05-23 Andy Hocker

Data collected with the ALEPH detector at centre-of-mass energies between 130 and 189 GeV are used to search for Higgs bosons of the standard model and its supersymmetric extensions. No evidence for a Higgs particle has been found in 256…

High Energy Physics - Experiment · Physics 2007-05-23 E. Kneringer

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 LEP experiments completed data-taking in November 2000. New preliminary combined results of the four LEP experiments ALEPH, DELPHI, L3 and OPAL are presented for various Higgs boson searches.

High Energy Physics - Phenomenology · Physics 2009-11-07 Andre Sopczak

New results from general searches for the Higgs boson of the Minimal Standard Model (MSM), and for neutral and charged Higgs bosons of non-minimal Higgs models are reviewed from the four LEP experiments at CERN: ALEPH, DELPHI, L3, and OPAL.…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Sopczak

The status of the search at LEP2 for the Higgs in the Standard Model (SM) and in the minimal supersymmetric extension of the Standard Model MSSM) is reviewed. A preliminary lower limit of 95.5/c^2 at 95% C.L. on the SM Higgs is obtained…

High Energy Physics - Experiment · Physics 2007-05-23 M. Pepe-Altarelli

A search for the Standard Model Higgs boson is performed using the data collected by the four LEP experiments at center-of-mass energies between 202 GeV and 209 GeV. An average luminosity of 140 $pb^{-1}$ per experiment has been analyzed. A…

High Energy Physics - Experiment · Physics 2007-05-23 Miroslav Kopal

A search for a Higgs boson produced in e^+e^- collisions in association with a Z boson and decaying into invisible particles is performed. Data collected at LEP with the L3 detector at centre-of-mass energies from 189 GeV to 209 GeV are…

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

This paper discusses recent publications of the LEP collaborations DELPHI, L3 and OPAL on searches for Higgs bosons motivated by MSSM scenarios as well as their interpretation in the MSSM. With the final publication of the LEP…

High Energy Physics - Experiment · Physics 2011-09-13 P. Bechtle

The final results of the ALEPH search for the Standard Model Higgs boson at LEP, with data collected in the year 2000 at centre-of-mass energies up to 209 GeV, are presented. The changes with respect to the preceding publication are…

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

The LEP era has brought immense progress in searches for Higgs bosons over the last 12 years which will guide searches at future colliders. The evolution of the Higgs boson mass limits are reviewed with the focus on results from general…

High Energy Physics - Phenomenology · Physics 2015-06-25 Andre Sopczak