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In a search for the Standard Model Higgs boson, carried out on 212.5 pb-1 of data collected by the L3 detector at the highest LEP centre-of-mass energies, including 116.5 pb-1 above root(s) = 206GeV, an excess of candidates for the process…

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

These lecture notes review the theoretical background to the Higgs boson, provide an introduction to its phenomenology, and describe the experimental tests that lead us to think that "beyond any reasonable doubt, it is a Higgs boson".…

High Energy Physics - Phenomenology · Physics 2017-02-20 John Ellis

In July 2012, the ATLAS and CMS Collaborations at the CERN Large Hadron Collider announced the observation of a Higgs boson at a mass of around 125 GeV. Ten years later, and with the data corresponding to the production of 30 times larger…

High Energy Physics - Experiment · Physics 2023-03-15 CMS Collaboration

We summarize discovery potentials for the Standard Model Higgs boson produced in e^+e^- collisions and measurements of its detailed properties. Prospects for Higgs boson detection within the Minimal Supersymmetric Standard Model are also…

High Energy Physics - Phenomenology · Physics 2007-05-23 H. J. Schreiber

The discovery by the ATLAS and CMS experiments of a new boson with mass around 125 GeV and with measured properties compatible with those of a Standard-Model Higgs boson, coupled with the absence of discoveries of phenomena beyond the…

High Energy Physics - Experiment · Physics 2014-02-04 M. Bicer , H. Duran Yildiz , I. Yildiz , G. Coignet , M. Delmastro , T. Alexopoulos , C. Grojean , S. Antusch , T. Sen , H. -J. He , K. Potamianos , S. Haug , A. Moreno , A. Heister , V. Sanz , G. Gomez-Ceballos , M. Klute , M. Zanetti , L. -T. Wang , M. Dam , C. Boehm , N. Glover , F. Krauss , A. Lenz , M. Syphers , C. Leonidopoulos , V. Ciulli , P. Lenzi , G. Sguazzoni , M. Antonelli , M. Boscolo , U. Dosselli , O. Frasciello , C. Milardi , G. Venanzoni , M. Zobov , J. van der Bij , M. de Gruttola , D. -W. Kim , M. Bachtis , A. Butterworth , C. Bernet , C. Botta , F. Carminati , A. David , D. d'Enterria , L. Deniau , G. Ganis , B. Goddard , G. Giudice , P. Janot , J. M. Jowett , C. Lourenco , L. Malgeri , E. Meschi , F. Moortgat , P. Musella , J. A. Osborne , L. Perrozzi , M. Pierini , L. Rinolfi , A. de Roeck , J. Rojo , G. Roy , A. Sciaba , A. Valassi , C. S. Waaijer , J. Wenninger , H. Woehri , F. Zimmermann , A. Blondel , M. Koratzinos , P. Mermod , Y. Onel , R. Talman , E. Castaneda Miranda , E. Bulyak , D. Porsuk , D. Kovalskyi , S. Padhi , P. Faccioli , J. R. Ellis , M. Campanelli , Y. Bai , M. Chamizo , R. B. Appleby , H. Owen , H. Maury Cuna , C. Gracios , G. A. Munoz-Hernandez , L. Trentadue , E. Torrente-Lujan , S. Wang , D. Bertsche , A. Gramolin , V. Telnov , M. Kado , P. Petroff , P. Azzi , O. Nicrosini , F. Piccinini , G. Montagna , F. Kapusta , S. Laplace , W. da Silva , N. Gizani , N. Craig , T. Han , C. Luci , B. Mele , L. Silvestrini , M. Ciuchini , R. Cakir , R. Aleksan , F. Couderc , S. Ganjour , E. Lancon , E. Locci , P. Schwemling , M. Spiro , C. Tanguy , J. Zinn-Justin , S. Moretti , M. Kikuchi , H. Koiso , K. Ohmi , K. Oide , G. Pauletta , R. Ruiz de Austri , M. Gouzevitch , S. Chattopadhyay

The potential to discover a Standard-Model-like Higgs boson at the LHC in the mass range from 150-180 GeV, decaying into a pair of W bosons with subsequent leptonic decays, has been established during the last 10 years. Assuming that such a…

High Energy Physics - Phenomenology · Physics 2008-11-26 G. Davatz , M. Dittmar , F. Pauss

We present a short review of experimental and theoretical constraints on the mass of the Standard Model Higgs boson. We briefly illustrate the unsatisfactory aspects of the standard theory, and we present some general considerations about…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Ridolfi

The present status of searches for the Higgs boson(s) and new phenomena is reviewed. The focus is on analyses and results from the current runs of the HERA and Tevatron experiments. The LEP experiments have released their final combined…

High Energy Physics - Experiment · Physics 2009-11-11 Stephan Lammel

The four LEP collaborations, ALEPH, DELPHI, L3 and OPAL, have searched for pair-produced charged Higgs bosons in the framework of Two Higgs Doublet Models (2HDMs). The data of the four experiments are statistically combined. The results are…

High Energy Physics - Experiment · Physics 2013-06-11 Aleph , Delphi , L3 , OPAL Collaborations , the LEP working group for Higgs boson searches

The crucial search for the Higgs boson at future colliders is capable of discovering the Standard Model Higgs, but is not guaranteed to discover a Higgs that decays nonstandardly. Such new physics is motivated by many aspects; from…

High Energy Physics - Phenomenology · Physics 2008-08-06 S. Chang

We present the result of searches for a low mass Standard Model Higgs boson produced in association with a $W$ or a $Z$ boson at a center-of-mass energy of $\sqrt{s}=$1.96 TeV with the CDF and D0 detectors at the Fermilab Tevatron collider.…

High Energy Physics - Experiment · Physics 2011-11-02 Karolos Potamianos

The expected sensitivity of the LHC experiments to the discovery of the Higgs boson and the measurement of its properties is presented in the context of both the standard model and the its minimal supersymmetric extension. Prospects for a…

High Energy Physics - Phenomenology · Physics 2007-05-23 Kyle S. Cranmer

The little Higgs model provides an alternative to traditional candidates for new physics at the TeV scale. The new heavy gauge bosons predicted by this model should be observable at the Large Hadron Collider (LHC). We discuss how the LHC…

High Energy Physics - Phenomenology · Physics 2010-04-06 Gustavo Burdman , Maxim Perelstein , Aaron Pierce

Searches for exotic decays of the 125 GeV Higgs boson performed with data collected by the CMS experiment are presented. Three classes of searches are detailed: searches for invisible decays of the Higgs boson, searches for lepton flavor…

High Energy Physics - Experiment · Physics 2017-09-13 Cécile Caillol

We investigate the LHC discovery prospects for a heavy Higgs boson decaying into the Standard Model Higgs boson and additional weak bosons. We consider a generic model-independent new physics configuration where this decay proceeds via a…

High Energy Physics - Phenomenology · Physics 2018-04-11 Baradhwaj Coleppa , Benjamin Fuks , P. Poulose , Shibananda Sahoo

A search is presented for the standard model Higgs boson produced in association with top quarks using the full Run II proton-antiproton collision data set, corresponding to 9.45 inverse fb, collected by the Collider Detector at Fermilab.…

High Energy Physics - Experiment · Physics 2013-05-31 The CDF Collaboration

Experimental and theoretical clues both suggest that the Higgs boson has a mass below the LEP2 lower limit of 114.4 GeV. If true, this suggests that the dominant Higgs decay is nonstandard while the production cross sections remain…

High Energy Physics - Phenomenology · Physics 2009-01-06 Spencer Chang , Neal Weiner

A search is performed for a Higgs boson, decaying into two photons, using the L3 data collected at centre of mass energies between $\sqrt s$ = 189 and 202 GeV, corresponding to an integrated luminosity of 400 pb$^{-1}$. The processes…

High Energy Physics - Experiment · Physics 2009-10-31 A. Rosca

The implications of the discovery of the Higgs boson at the LHC with a mass of approximately 125 GeV are summarised in the context of the minimal supersymmetric extension of the Standard Model, the MSSM. Discussed are the implications from…

High Energy Physics - Phenomenology · Physics 2015-06-17 Abdelhak Djouadi

This Report summarizes the results of the activities in 2012 and the first half of 2013 of the LHC Higgs Cross Section Working Group. The main goal of the working group was to present the state of the art of Higgs Physics at the LHC,…

High Energy Physics - Phenomenology · Physics 2013-12-02 The LHC Higgs Cross Section Working Group , S. Heinemeyer , C. Mariotti , G. Passarino , R. Tanaka , J. R. Andersen , P. Artoisenet , E. A. Bagnaschi , A. Banfi , T. Becher , F. U. Bernlochner , S. Bolognesi , P. Bolzoni , R. Boughezal , D. Buarque , J. Campbell , F. Caola , M. Carena , F. Cascioli , N. Chanon , T. Cheng , S. Y. Choi , A. David , P. de Aquino , G. Degrassi , D. Del Re , A. Denner , H. van Deurzen , S. Diglio , B. Di Micco , R. Di Nardo , S. Dittmaier , M. Duhrssen , R. K. Ellis , G. Ferrera , N. Fidanza , M. Flechl , D. de Florian , S. Forte , R. Frederix , S. Frixione , S. Gangal , Y. Gao , M. V. Garzelli , D. Gillberg , P. Govoni , M. Grazzini , N. Greiner , J. Griffiths , A . V. Gritsan , C. Grojean , D. C. Hall , C. Hays , R. Harlander , R. Hernandez-Pinto , S. Hoche , J. Huston , T. Jubb , M. Kadastik , S. Kallweit , A. Kardos , L. Kashif , N. Kauer , H. Kim , R. Klees , M. Kramer , F. Krauss , A. Laureys , S. Laurila , S. Lehti , Q. Li , S. Liebler , X. Liu , H. E. Logan , G. Luisoni , M. Malberti , F. Maltoni , K. Mawatari , F. Maierhofer , H. Mantler , S. Martin , P. Mastrolia , O. Mattelaer , J. Mazzitelli , B. Mellado , K. Melnikov , P. Meridiani , D. J. Miller , E. Mirabella , S. O. Moch , P. Monni , N. Moretti , A. Muck , M. Muhlleitner , P. Musella , P. Nason , C. Neu , M. Neubert , C. Oleari , J. Olsen , G. Ossola , T. Peraro , K. Peters , F. Petriello , G. Piacquadio , C. T. Potter , S. Pozzorini , K. Prokofiev , I. Puljak , M. Rauch , D. Rebuzzi , L. Reina , R. Rietkerk , A. Rizzi , Y. Rotstein-Habarnau , G. P. Salam , G. Sborlini , F. Schissler , M. Schonherr , M. Schulze , M. Schumacher , F. Siegert , P. Slavich , J. M. Smillie , O. Stal , J. F. von Soden-Fraunhofen , M. Spira , I. W. Stewart , F. J. Tackmann , P. T. E. Taylor , D. Tommasini , J. Thompson , R. S. Thorne , P. Torrielli , F. Tramontano , N. V. Tran , Z. Trocsanyi , M. Ubiali , P. Vanlaer , M. Vazquez Acosta , T. Vickey , A. Vicini , W. J. Waalewijn , D. Wackeroth , C. Wagner , J. R. Walsh , J. Wang , G. Weiglein , A. Whitbeck , C. Williams , J. Yu , G. Zanderighi , M. Zanetti , M. Zaro , P. M. Zerwas , C. Zhang , T. J . E. Zirke , S. Zuberi