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This Letter presents a search for the Standard Model Higgs boson in the decay channel H->ZZ(*)->l+l-l'+l'-, where l,l'=e or mu, using proton-proton collisions at sqrt(s) = 7 TeV recorded with the ATLAS detector and corresponding to an…

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

We present a search for neutral supersymmetric Higgs bosons decaying to tau+tau- pairs produced in ppbar collisions at sqrt{s}=1.96 TeV. The data have been collected with the CDF II and D0 detectors at the Tevatron collider at Fermilab (1…

High Energy Physics - Experiment · Physics 2019-08-14 I. Kravchenko

We consider a generic abelian hidden sector that couples to the Standard Model only through gauge-invariant renormalizable operators. This allows the exotic Higgs boson to mix with the Standard Model Higgs boson, and the exotic abelian…

High Energy Physics - Phenomenology · Physics 2008-11-26 Shrihari Gopalakrishna , Sunghoon Jung , James D. Wells

One of the cleanest signatures of a heavy Higgs boson in models with vectorlike leptons is $H\to e_4^\pm \ell^\mp \to h\ell^+\ell^-$ which, in two Higgs doublet model type-II, can even be the dominant decay mode of heavy Higgses. Among the…

High Energy Physics - Phenomenology · Physics 2016-11-23 Radovan Dermisek , Enrico Lunghi , Seodong Shin

We present searches for Higgs bosons decaying to the di-photon final state using up to 5.4/fb of data at a center-of-mass energy of 1.96 TeV at the Fermilab Tevatron collider. Whilst the branching ratio to the di-photon final state is small…

High Energy Physics - Experiment · Physics 2011-04-22 Krisztian Peters

We present a search for the standard model Higgs boson in final states with an electron or muon and a hadronically decaying tau lepton in association with zero, one, or two or more jets using data corresponding to an integrated luminosity…

High Energy Physics - Experiment · Physics 2015-06-04 D0 Collaboration

We present a search for the standard model Higgs boson produced in association with a W boson in sqrt(s) = 1.96 TeV p-pbar collision data collected with the CDF II detector at the Tevatron corresponding to an integrated luminosity of 9.45…

High Energy Physics - Experiment · Physics 2012-10-23 The CDF Collaboration

A search for the Standard Model Higgs boson decaying into a pair of tau leptons is reported. The analysis is based on a data sample of proton-proton collisions collected by the ATLAS experiment at the LHC and corresponding to an integrated…

High Energy Physics - Experiment · Physics 2013-06-11 ATLAS Collaboration

We present a search for a standard model Higgs boson decaying to two $W$ bosons that decay to leptons using the full data set collected with the CDF II detector in $\sqrt{s}=1.96$ TeV $p\bar{p}$ collisions at the Fermilab Tevatron,…

High Energy Physics - Experiment · Physics 2013-09-25 CDF Collaboration , T. Aaltonen , S. Amerio , D. Amidei , A. Anastassov , A. Annovi , J. Antos , G. Apollinari , J. A. Appel , T. Arisawa , A. Artikov , J. Asaadi , W. Ashmanskas , B. Auerbach , A. Aurisano , F. Azfar , W. Badgett , T. Bae , A. Barbaro-Galtieri , V. E. Barnes , B. A. Barnett , P. Barria , P. Bartos , M. Bauce , F. Bedeschi , S. Behari , G. Bellettini , J. Bellinger , D. Benjamin , A. Beretvas , G. Bertoli , A. Bhatti , K. R. Bland , B. Blumenfeld , A. Bocci , A. Bodek , D. Bortoletto , J. Boudreau , A. Boveia , L. Brigliadori , C. Bromberg , E. Brucken , J. Budagov , H. S. Budd , K. Burkett , G. Busetto , P. Bussey , P. Butti , A. Buzatu , A. Calamba , S. Camarda , M. Campanelli , F. Canelli , A. Canepa , B. Carls , D. Carlsmith , R. Carosi , S. Carrillo , B. Casal , M. Casarsa , A. Castro , P. Catastini , D. Cauz , V. Cavaliere , M. Cavalli-Sforza , A. Cerri , L. Cerrito , Y. C. Chen , M. Chertok , G. Chiarelli , G. Chlachidze , K. Cho , D. Chokheli , M. A. Ciocci , A. Clark , C. Clarke , M. E. Convery , J. Conway , M. Corbo , M. Cordelli , C. A. Cox , D. J. Cox , M. Cremonesi , D. Cruz , J. Cuevas , R. Culbertson , N. d'Ascenzo , M. Datta , P. De Barbaro , L. Demortier , M. Deninno , M. d'Errico , F. Devoto , A. Di Canto , B. Di Ruzza , J. R. Dittmann , M. D'Onofrio , S. Donati , M. Dorigo , A. Driutti , K. Ebina , R. Edgar , A. Elagin , R. Erbacher , S. Errede , B. Esham , R. Eusebi , S. Farrington , J. P. Fernandez Ramos , R. Field , G. Flanagan , R. Forrest , M. Franklin , J. C. Freeman , H. Frisch , Y. Funakoshi , A. F. Garfinkel , P. Garosi , H. Gerberich , E. Gerchtein , S. Giagu , V. Giakoumopoulou , K. Gibson , C. M. Ginsburg , N. Giokaris , P. Giromini , G. Giurgiu , V. Glagolev , D. Glenzinski , M. Gold , D. Goldin , A. Golossanov , G. Gomez , G. Gomez-Ceballos , M. Goncharov , O. Gonzalez Lopez , I. Gorelov , A. T. Goshaw , K. Goulianos , E. Gramellini , S. Grinstein , C. Grosso-Pilcher , R. C. Group , J. Guimaraes da Costa , S. R. Hahn , J. Y. Han , F. Happacher , K. Hara , M. Hare , R. F. Harr , T. Harrington-Taber , K. Hatakeyama , C. Hays , J. Heinrich , M. Herndon , D. Hidas , A. Hocker , Z. Hong , W. Hopkins , S. Hou , S. -C. Hsu , R. E. Hughes , U. Husemann , M. Hussein , J. Huston , G. Introzzi , M. Iori , A. Ivanov , E. James , D. Jang , B. Jayatilaka , E. J. Jeon , S. Jindariani , M. Jones , K. K. Joo , S. Y. Jun , T. R. Junk , M. Kambeitz , T. Kamon , P. E. Karchin , A. Kasmi , Y. Kato , W. Ketchum , J. Keung , B. Kilminster , D. H. Kim , H. S. Kim , J. E. Kim , M. J. Kim , S. B. Kim , S. H. Kim , Y. J. Kim , Y. K. Kim , N. Kimura , M. Kirby , K. Knoepfel , K. Kondo , D. J. Kong , J. Konigsberg , A. V. Kotwal , M. Kreps , J. Kroll , M. Kruse , T. Kuhr , M. Kurata , A. T. Laasanen , S. Lammel , M. Lancaster , K. Lannon , G. Latino , H. S. Lee , J. S. Lee , S. Leo , S. Leone , J. D. Lewis , A. Limosani , E. Lipeles , A. Lister , H. Liu , Q. Liu , T. Liu , S. Lockwitz , A. Loginov , A. Luca , D. Lucchesi , J. Lueck , P. Lujan , P. Lukens , G. Lungu , J. Lys , R. Lysak , R. Madrak , P. Maestro , S. Malik , G. Manca , A. Manousakis-Katsikakis , F. Margaroli , P. Marino , M. Martinez , K. Matera , M. E. Mattson , A. Mazzacane , P. Mazzanti , R. McNulty , A. Mehta , P. Mehtala , C. Mesropian , T. Miao , D. Mietlicki , A. Mitra , H. Miyake , S. Moed , N. Moggi , C. S. Moon , R. Moore , M. J. Morello , S. Mrenna , A. Mukherjee , Th. Muller , P. Murat , M. Mussini , J. Nachtman , Y. Nagai , J. Naganoma , I. Nakano , A. Napier , J. Nett , C. Neu , M. S. Neubauer , T. Nigmanov , L. Nodulman , S. Y. Noh , O. Norniella , L. Oakes , S. H. Oh , Y. D. Oh , I. Oksuzian , T. Okusawa , R. Orava , L. Ortolan , S. Pagan Griso , C. Pagliarone , E. Palencia , P. Palni , V. Papadimitriou , W. Parker , G. Pauletta , M. Paulini , C. Paus , T. J. Phillips , G. Piacentino , E. Pianori , J. Pilot , K. Pitts , C. Plager , L. Pondrom , S. Poprocki , K. Potamianos , A. Pranko , F. Prokoshin , F. Ptohos , G. Punzi , J. Pursley , N. Ranjan , I. Redondo Fernandez , P. Renton , M. Rescigno , F. Rimondi , L. Ristori , A. Robson , T. Rodriguez , S. Rolli , M. Ronzani , R. Roser , J. L. Rosner , F. Ruffini , A. Ruiz , J. Russ , V. Rusu , W. K. Sakumoto , Y. Sakurai , L. Santi , K. Sato , V. Saveliev , A. Savoy-Navarro , P. Schlabach , E. E. Schmidt , T. Schwarz , L. Scodellaro , F. Scuri , S. Seidel , Y. Seiya , A. Semenov , F. Sforza , S. Z. Shalhout , T. Shears , P. F. Shepard , M. Shimojima , M. Shochet , I. Shreyber-Tecker , A. Simonenko , P. Sinervo , K. Sliwa , J. R. Smith , F. D. Snider , H. Song , V. Sorin , M. Stancari , R. St. Denis , B. Stelzer , O. Stelzer-Chilton , D. Stentz , J. Strologas , Y. Sudo , A. Sukhanov , I. Suslov , K. Takemasa , Y. Takeuchi , J. Tang , M. Tecchio , P. K. Teng , J. Thom , A. S. Thompson , E. Thomson , V. Thukral , D. Toback , S. Tokar , K. Tollefson , T. Tomura , D. Tonelli , S. Torre , D. Torretta , P. Totaro , M. Trovato , F. Ukegawa , S. Uozumi , F. Vazquez , G. Velev , C. Vellidis , C. Vernieri , M. Vidal , R. Vilar , J. Vizan , M. Vogel , G. Volpi , F. Wurthwein , P. Wagner , R. Wallny , S. M. Wang , A. Warburton , D. Waters , W. C. Wester , D. Whiteson , A. B. Wicklund , S. Wilbur , H. H. Williams , J. S. Wilson , P. Wilson , B. L. Winer , P. Wittich , S. Wolbers , H. Wolfe , T. Wright , X. Wu , Z. Wu , K. Yamamoto , D. Yamato , T. Yang , U. K. Yang , Y. C. Yang , W. -M. Yao , G. P. Yeh , K. Yi , J. Yoh , K. Yorita , T. Yoshida , G. B. Yu , I. Yu , A. M. Zanetti , Y. Zeng , C. Zhou , S. Zucchelli

We compute an array of Standard Model Higgs boson ($\hsm$) signals and backgrounds for a possible upgrade of the Tevatron to $E_{\rm cm}=4\tev$. Taking $\mt\geq 140\gev$, and assuming a total accumulated luminosity of $L=30\fbi$, we find…

High Energy Physics - Phenomenology · Physics 2009-10-28 J. F. Gunion , T. Han

We present the Tevatron combination of searches for the Higgs boson and studies of its properties. The searches use up to 10 fb$^{-1}$ of Tevatron collider Run II data. We observe a significant excess of events in the mass range between 115…

High Energy Physics - Experiment · Physics 2013-05-16 Weiming Yao

We analyze the prospects of the Tevatron for finding a Higgs boson in the two photon decay mode. We conclude that the Standard Model (SM) Higgs boson will likely not be discovered in this mode. However, we motivate several theories beyond…

High Energy Physics - Phenomenology · Physics 2009-10-31 Stephen Mrenna , James Wells

We present a search for the standard model Higgs boson produced in association with a Z boson in data collected with the CDF II detector at the Tevatron, corresponding to an integrated luminosity of 9.45/fb. In events consistent with the…

High Energy Physics - Experiment · Physics 2013-05-30 CDF Collaboration

Recent Tevatron exclusion interval of the masses of Higgs boson considerably reduces in case of the light quasistable fourth generation neutral lepton.

High Energy Physics - Phenomenology · Physics 2012-01-13 A. N. Rozanov , M. I. Vysotsky

A search for the standard model Higgs boson decaying into two Z bosons with subsequent decay into a final state containing two quark jets and two leptons, H to ZZ(*) to q q-bar l-l+ is presented. Results are based on data corresponding to…

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

We report on results obtained at the Tevatron by the CDF and D0 collaborations up to June 2008 (2.4 fb-1), on searches for standard model (SM) Higgs bosons having a high mass (135-200 GeV). High mass Higgs bosons decay dominantly in WW and…

High Energy Physics - Experiment · Physics 2008-10-01 Gregorio Bernardi

The properties of a Higgs boson candidate are measured in the H to ZZ to 4l decay channel, with l = e, mu, using data from pp collisions corresponding to an integrated luminosity of 5.1 inverse femtobarns at the center-of-mass energy of…

High Energy Physics - Experiment · Physics 2014-06-11 CMS Collaboration

A search for the standard model Higgs boson decaying to a W-boson pair at the LHC is reported. The event sample corresponds to an integrated luminosity of 4.9 and 19.4 inverse femtobarns collected with the CMS detector in pp collisions at…

High Energy Physics - Experiment · Physics 2014-03-11 CMS Collaboration

Many models of electroweak symmetry breaking have an additional light pseudoscalar. If the Higgs boson can decay to a new pseudoscalar, LEP searches for the Higgs can be significantly altered and the Higgs can be as light as 86 GeV.…

High Energy Physics - Phenomenology · Physics 2009-06-30 Mariangela Lisanti , Jay G. Wacker

A search is performed for a pseudoscalar Higgs boson, A, decaying into a 125 GeV Higgs boson h and a Z boson. The h boson is specifically targeted in its decay into a pair of tau leptons, while the Z boson decays into a pair of electrons or…

High Energy Physics - Experiment · Physics 2020-03-16 CMS Collaboration