English
Related papers

Related papers: Measuring the W-t-b Interaction at the ILC

200 papers

Different measurements of the properties of the top quark using up to $5.4 fb^{-1}$ collected with the D{\O} detector at the Fermilab Tevatron collider are presented. The top mass is obtained from a study of dilepton and lepton+jets final…

High Energy Physics - Experiment · Physics 2011-10-11 Andreas W. Jung

We study the sensitivity of the Large Hadron Collider (LHC) to top quark chromomagnetic (CMDM) and chromoelectric (CEDM) dipole moments and $Wtb$ effective couplings in single-top production in association with a $W^-$ boson, followed by…

High Energy Physics - Phenomenology · Physics 2015-10-29 Saurabh D. Rindani , Pankaj Sharma , Anthony W. Thomas

We derive a simple analytic expression for q \bar{q}, g g -> t \bar{t} -> b W^+ \bar{b} W^- -> b \bar{l} \nu_l \bar{b} l' \bar{\nu_{l'}} for on shell intermediate states with the interference effects due to the polarizations of the t and…

High Energy Physics - Phenomenology · Physics 2007-05-23 Darwin Chang , Shih-Chang Lee , Paul Turcotte

Measurements of the cross sections for top quark pairs produced in association with a W or Z boson are presented, using 8 TeV pp collision data corresponding to an integrated luminosity of 19.5 inverse femtobarns, collected by the CMS…

High Energy Physics - Experiment · Physics 2016-02-09 CMS Collaboration

We study the process $W^+ W^- \to t \bar t$ in several models of strong interaction electroweak symmetry breaking. We calculate the signals that can be expected by observing the reaction $e^+ e^- \to \nu \bar\nu t \bar t$ at an $e^+ e^-$…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. Ruiz Morales , M. E. Peskin

The production of a top quark-antiquark pair in association with a W boson ($\mathrm{t\bar{t}}$W) is measured in proton-proton collisions at a center-of-mass energy of 13 TeV. The analyzed data was recorded by the CMS experiment at the CERN…

High Energy Physics - Experiment · Physics 2023-08-03 CMS Collaboration

An overview of top physics and phenomenology at a high-energy linear collider is presented. A comprehensive study of top quark physics is possible at such a facility. The unique threshold production of top pairs would provide measurements…

High Energy Physics - Phenomenology · Physics 2007-05-23 Raymond Frey

The electroweak measurements made at LEP using 1989-1993 data are presented in preliminary form. The agreement with the Standard Model is satisfactory, and allows a combined fit to all available data for the masses of the top quark and…

High Energy Physics - Experiment · Physics 2007-05-23 Bob Jacobsen

A measurement of the production cross-section for top quark pairs (t tbar) in pp collisions at sqrt{s} = 7 TeV is presented using data recorded with the ATLAS detector at the Large Hadron Collider. Events are selected in the single lepton…

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

Linear e+e- colliders provide a rich set of opportunities for top quark physics, crucial for the understanding of electroweak symmetry breaking and for the search for physics beyond the Standard Model. A ttbar threshold scan in e+e-…

High Energy Physics - Experiment · Physics 2014-12-01 Frank Simon

We determine the top quark mass m_t using t-tbar pairs produced in the D0 detector by \sqrt{s} = 1.8 TeV p-pbar collisions in a 125 pb^-1 exposure at the Fermilab Tevatron. We make a two constraint fit to m_t in t-tbar -> b W^+bbar W^-…

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

We report on a study of top pair production at the International Linear Collider (ILC) around center of mass energy (E$_{\rm CM}$) = 350 GeV using an ILD detector simulator based on the Detailed Baseline Design (DBD) configuration. Here we…

High Energy Physics - Experiment · Physics 2014-09-29 Tomohiro Horiguchi , Akimasa Ishikawa , Taikan Suehara , Keisuke Fujii , Yukinari Sumino , Yuichiro Kiyo , Hitoshi Yamamoto

The mass of the W boson is one of the least precisely measured parameters of the electroweak interaction. Confronted with other measurements of standard model parameters it can test the internal consistency of the Standard Model and can…

High Energy Physics - Experiment · Physics 2008-09-04 I. Bizjak

We review the most recent measurements of the top quark mass using data collected by the CDF experiment at the Tevatron 1.96 TeV ppbar collider. The mass measurements are performed in all main decay modes of the produced ttbar pairs using…

High Energy Physics - Experiment · Physics 2010-11-11 N. van Remortel

We evaluate the implications of LHC and LEP/SLC measurements for the electro-weak couplings of the top and bottom quarks. We derive global bounds on the Wilson coefficients of ten two-fermion operators in an effective field theory…

High Energy Physics - Phenomenology · Physics 2020-12-16 Gauthier Durieux , Adrian Irles , Víctor Miralles , Ana Peñuelas , Roman Pöschl , Martín Perelló , Marcel Vos

We measure the top quark mass in top-antitop events using up to 3.6 /fb of proton-antiproton collisions at sqrt{s}=2 TeV. New results are described for matrix element methods with single lepton and dilepton channels, and template methods…

High Energy Physics - Experiment · Physics 2019-08-14 R. L. Kehoe

This note presents constraints on Standard Model parameters using published and preliminary precision electroweak results obtained at the electron-positron colliders LEP and SLC. The results are compared with precise electroweak…

The electroweak production and subsequent decay of single top quarks is determined by the properties of the $Wtb$ vertex. This vertex can be described by the complex parameters of an effective Lagrangian. An analysis of angular…

High Energy Physics - Experiment · Physics 2016-04-12 ATLAS Collaboration

The cross-section to produce a $W$ boson in association with a top quark is measured differentially with respect to several particle-level final-state observable quantities. The measurements are performed using $36.1$~\mbox{fb$^{-1}$} of…

High Energy Physics - Experiment · Physics 2018-09-06 Rui Zhang

We review recent measurements of the properties of the top quark by the CDF and D0 experiments: the mass and decay width of the top quark, the ratio $R=\btwb/\btwq$, the total production cross section of \ttbar\ pairs, the helicity of the…

High Energy Physics - Experiment · Physics 2013-06-25 Oleg Brandt
‹ Prev 1 3 4 5 6 7 10 Next ›