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Related papers: ttbar Spin Correlations at D0

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Spin correlations in the top quark-antiquark system and the polarization of the top quark are measured using dilepton final states produced in pp collisions at the LHC at sqrt(s) = 7 TeV. The data correspond to an integrated luminosity of…

High Energy Physics - Experiment · Physics 2014-05-07 CMS Collaboration

Experimental results from the CDF and D0 Collaborations at the Tevatron and the ATLAS and CMS Collaborations at the LHC on the processes related to probing top quark couplings are presented. Evidence of both $t\bar{t}Z$ and $t\bar{t}W$…

High Energy Physics - Experiment · Physics 2019-08-15 Tamara Vázquez Schröder

An overview of the most recent results on top quark physics obtained using proton-proton collision data collected with the ATLAS and the CMS experiments at 7 TeV center-of-mass energy is given. Measurements for inclusive and differential…

High Energy Physics - Experiment · Physics 2019-08-13 Pedro Silva

On March 4, 2009, the DZero and CDF collaborations at Fermilab's Tevatron Collider submitted papers to Physical Review Letters announcing observation of single top quark production. This review paper describes the successful searches…

High Energy Physics - Experiment · Physics 2010-10-28 A. P. Heinson

The DO collaboration reports on a search for the Standard Model top quark in pbar-p collisions at Sqrt(s)=1.8TeV at the Fermilab Tevatron, with an integrated luminosity of approximately 50pb-1. We have searched for t-tbar production in the…

High Energy Physics - Experiment · Physics 2008-11-26 S. Abachi

We calculate the spin density matrix of top quark pairs for the reaction $e^+e^-\to t\bar{t}X$ to order $\alpha_s$. As an application we show next-to-leading order results for a variety of spin observables for the $t\bar{t}$ system. These…

High Energy Physics - Phenomenology · Physics 2016-08-25 A. Brandenburg , M. Flesch , P. Uwer

The discovery of the top quark, the most massive elementary particle yet known, has given us a distinct window into investigating the physics of the Standard Model and Beyond. With a plethora of top quarks to be produced in the High…

High Energy Physics - Phenomenology · Physics 2024-10-15 Henning Bahl , Seth Koren , Lian-Tao Wang

With data collected during the first half of 2011 pp run of the Large Hadron Collider at \surds = 7 TeV, a substantial data sample of high p_T triggers, 1.08/fb, has been collected by the ATLAS detector. Measurements of the production of…

High Energy Physics - Experiment · Physics 2019-08-13 Markus Cristinziani

We review the status of heavy flavour physics at the Fermilab Tevatron collider by summarizing recent top quark and B physics results from CDF and DO. In particular we discuss the measurement of the top quark mass and top production cross…

High Energy Physics - Experiment · Physics 2007-05-23 M. Paulini

A measurement of spin correlation in ttbar production is reported using data collected with the ATLAS detector at the LHC, corresponding to an integrated luminosity of 2.1 fb^-1. Candidate events are selected in the dilepton topology with…

High Energy Physics - Experiment · Physics 2015-03-20 ATLAS Collaboration

In this report a new search for a narrow-width heavy resonance decaying into top quark pairs (X -> ttbar) in ppbar collisions at sqrt(s)=1.96 TeV has been performed using data collected by the D0 detector at the Fermilab Tevatron collider.…

High Energy Physics - Experiment · Physics 2010-04-22 Christian Schwanenberger

The field of experimental particle physics has become more sophisticated over time, as fewer, larger experimental collaborations search for small signals in samples with large components of background. The search for and the observation of…

High Energy Physics - Experiment · Physics 2015-05-20 Ann Heinson , Tom R. Junk

During the past years the CDF and D0 detectors have collected large amounts of data obtaining a relatively pure sample of pair-produced top quarks and a well understood sample containing singly-produced top quarks. These samples have been…

High Energy Physics - Experiment · Physics 2009-05-19 Ricardo Eusebi , CDF collaboration , D0 collaboration

The CDF and D0 collaborations have updated their measurements of the mass of the top quark using proton-antiproton collisions at sqrt{s}=1.96TeV produced at the Tevatron. The uncertainties in each of the of top-antitop decay channels have…

High Energy Physics - Experiment · Physics 2019-08-14 Pedro A. Movilla Fernandez

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 present a measurement of the top quark mass with t-tbar dilepton events produced in p-pbar collisions at the Fermilab Tevatron $\sqrt{s}$=1.96 TeV and collected by the CDF II detector. A sample of 328 events with a charged electron or…

High Energy Physics - Experiment · Physics 2009-11-06 The CDF Collaboration , T. Aaltonen , J. Adelman

We report results of a search for the pair production of the lightest supersymmetric partner of the top quark using 1 fb-1 of data collected by the D0 detector at a ppbar center-of-mass energy of 1.96 TeV at the Fermilab Tevatron Collider.…

High Energy Physics - Experiment · Physics 2014-11-18 D0 Collaboration , V. Abazov

We present new measurements of the single top quark production cross section in \ppbar collisions at $\sqrt{s} = 1.96 TeV$ using data corresponding to 5.4 \ifb of integrated luminosity collected by the {\dzero} detector at the Fermilab…

High Energy Physics - Experiment · Physics 2012-05-22 Jyoti Joshi

We use top quark pair production as a probe of top-philic non-resonant new physics. Following a low energy effective field theory approach, we calculate several key observables in top quark pair production at hadron colliders (e.g., total…

High Energy Physics - Phenomenology · Physics 2015-03-17 Céline Degrande , Jean-Marc Gérard , Christophe Grojean , Fabio Maltoni , Géraldine Servant

The results on the measurements of the top-quark mass, based on the data collected by the Tevatron experiments CDF and DO at Fermilab during Run I from 1992 to 1996, are summarized. The combination of the published results, taking…

High Energy Physics - Experiment · Physics 2012-08-27 The CDF Collaboration , the D0 Collaboration , the Tevatron Electroweak Working Group
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