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We present measurements of asymmetries in angular distributions of leptons produced in ttbar events in proton-antiproton collisions at the Fermilab Tevatron Collider. We consider final states where the W bosons from top quark and antiquark…

High Energy Physics - Experiment · Physics 2013-12-16 D0 Collaboration

We present a measurement of the ttbar pair production cross section in ppbar collisions at sqrt(s) = 1.96 TeV utilizing approximately 425 pb-1 of data collected with the D0 detector. We consider decay channels containing two high pT charged…

High Energy Physics - Experiment · Physics 2010-04-08 D0 Collaboration , V. Abazov

The charge asymmetry in t t-bar events is measured using dilepton final states produced in pp collisions at the LHC at sqrt(s) = 8 TeV. The data sample, collected with the CMS detector, corresponds to an integrated luminosity of 19.5…

High Energy Physics - Experiment · Physics 2016-07-29 CMS Collaboration

The top-quark pair production cross section is measured in final states with one electron or muon and one hadronically decaying tau lepton from the process ttbar to (l nu[l]) (tau nu[tau]) bbbar, where l = e, mu. The data sample corresponds…

High Energy Physics - Experiment · Physics 2014-10-29 CMS Collaboration

We measure the asymmetry in the charge-weighted rapidity of the lepton in semileptonic ttbar decays recorded with the CDF II detector using the full Tevatron Run II sample, corresponding to an integrated luminosity of 9.4/fb. A…

High Energy Physics - Experiment · Physics 2013-10-30 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 , 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 , 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 , 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 , L. Marchese , M. Deninno , F. Devoto , M. D'Errico , 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 , S. Farrington , J. P. Fernández Ramos , R. Field , G. Flanagan , R. Forrest , M. Franklin , J. C. Freeman , H. Frisch , Y. Funakoshi , C. Galloni , 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. González López , 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 , A. Hocker , Z. Hong , W. Hopkins , S. Hou , 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. K. Kim , Y. J. 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. Lucà , 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. Martínez , 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 , A. Mukherjee , Th. Muller , P. Murat , M. Mussini , J. Nachtman , Y. Nagai , J. Naganoma , I. Nakano , A. Napier , J. Nett , C. Neu , 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 , 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 , F. Prokoshin , A. Pranko , F. Ptohos , G. Punzi , N. Ranjan , I. Redondo Fernández , 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 , K. Sliwa , J. R. Smith , F. D. Snider , V. Sorin , H. Song , M. Stancari , R. St. Denis , D. Stentz , J. Strologas , Y. Sudo , A. Sukhanov , I. Suslov , K. Takemasa , Y. Takeuchi , J. Tang , M. Tecchio , P. K. Teng , J. Thom , 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. Vázquez , G. Velev , C. Vellidis , C. Vernieri , M. Vidal , R. Vilar , J. Vizán , M. Vogel , G. Volpi , P. Wagner , R. Wallny , S. M. Wang , 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 present one additional study of multi-muon events produced at the Fermilab Tevatron collider and recorded by the CDF II detector. We use a data set acquired with a dedicated dimuon trigger and corresponding to an integrated luminosity of…

High Energy Physics - Experiment · Physics 2014-10-27 CDF Collaboration

We present the latest results on the production of WW, WZ, Wgamma, Zgamma and ZZ events at the Fermilab Tevatron Collider. The results are based on the analyses of 0.2 -- 2 /fb of data collected in p pbar collisions at sqrt(s) = 1.96 TeV by…

High Energy Physics - Experiment · Physics 2008-09-18 Ia Iashvili

Measurements of the top quark polarization and top quark pair ($\mathrm{t\bar{t}}$) spin correlations are presented using events containing two oppositely charged leptons (e$^+$e$^-$, e$^\pm\mu^\mp$, or $\mu^+\mu^-$) produced in…

High Energy Physics - Experiment · Physics 2019-10-16 CMS Collaboration

We report a measurement of the top quark mass, m_t, obtained from ppbar collisions at sqrt(s) = 1.96 TeV at the Fermilab Tevatron using the CDF II detector. We analyze a sample corresponding to an integrated luminosity of 1.9 fb^-1. We…

High Energy Physics - Experiment · Physics 2010-05-12 CDF Collaboration , T. Aaltonen

We present the results of a search in pbar-p collisions at root-s=1.8 TeV for anomalous production of events containing a photon and a lepton (e or mu), both with large transverse energy, using 86 pb-1 of data collected with the Collider…

High Energy Physics - Experiment · Physics 2010-05-12 D. Acosta , The CDF collaboration

We present a combined measurement of the production cross section of VZ (V=W or Z) events in final states containing charged leptons (electrons or muons) or neutrinos, and heavy flavor jets, using data collected by the CDF and D0 detectors…

High Energy Physics - Experiment · Physics 2019-08-14 The TEVNPH Working Group

We present a measurement of the top pair production cross section in $p\bar{p}$ collisions at $\sqrt{s}$=1.96 TeV. We collect a data sample with an integrated luminosity of 194$\pm$11 pb$^{-1}$ with the CDF II detector at the Fermilab…

High Energy Physics - Experiment · Physics 2010-05-12 CDF Collaboration , D. Acosta

We measure the ttbar production cross section in ppbar collisions at sqrt{s}=1.96 TeV in the lepton+jets channel. Two complementary methods discriminate between signal and background, b-tagging and a kinematic likelihood discriminant. Based…

High Energy Physics - Experiment · Physics 2008-11-26 D0 Collaboration , V. Abazov

We report a new measurement of the pseudorapidity (eta) and transverse- energy (Et) dependence of the inclusive jet production cross section in pbar p collisions at sqrt(s)=1.8 TeV using 95 pb**-1 of data collected with the D0 detector at…

High Energy Physics - Experiment · Physics 2019-08-14 Levan Babukhadia

We present a measurement of the differential cross section for $t\bar{t}$ events produced in $p\bar{p}$ collisions at $\sqrt{s}=1.96$ TeV as a function of the transverse momentum ($p_T$) of the top quark. The selected events contain a…

High Energy Physics - Experiment · Physics 2014-11-20 The D0 Collaboration , V. Abazov

We combine six measurements of the inclusive top-quark pair (ttbar) production cross section (sigma_ttbar) from data collected with the CDF and D0 detectors at the Fermilab Tevatron with proton anti-proton collisions at sqrt{s} = 1.96 TeV.…

High Energy Physics - Experiment · Physics 2014-04-23 CDF Collaboration , D0 Collaboration

We present a search for associated Higgs boson production in the process pbar -> W/ZH -> l\pml'\pm + X in ee, e{\mu}, and {\mu}{\mu} final states. The search is based on data collected by the D0 experiment at the Fermilab Tevatron Collider…

High Energy Physics - Experiment · Physics 2013-05-29 D0 Collaboration , V. M. Abazov

We report the results of a study of color coherence effects in ppbar collisions based on data collected by the D0 detector during the 1994-1995 run of the Fermilab Tevatron Collider, at a center of mass energy sqrt(s) = 1.8 TeV.…

High Energy Physics - Experiment · Physics 2008-11-26 D0 Collaboration , B. Abbott

The top quark decays before it hadronizes. Before its spin state can be changed in a process of strong interaction, it is directly transferred to the top quark decay products. The top quark spin can be deduced by studying angular…

High Energy Physics - Experiment · Physics 2019-08-13 Boris Lemmer

Using data corresponding to 6.0/fb of ppbar collisions at sqrt(s) = 1.96 TeV collected by the CDF II detector, we present a cross section measurement of top-quark pair production with an additional radiated photon. The events are selected…

High Energy Physics - Experiment · Physics 2011-09-29 CDF Collaboration , T. Aaltonen