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The uncertainties due to limited knowledge of the multi-hadron final state on the measurements of the top mass at future linear colliders are discussed. The study is performed for E+E- -> tt-bar annihilation events at the centre-of-mass…

High Energy Physics - Phenomenology · Physics 2009-11-07 S. V. Chekanov

A measurement of the top-quark mass ($m_t$) in the $t\bar{t}\rightarrow~\textrm{lepton}+\textrm{jets}$ channel is presented, with an experimental technique which exploits semileptonic decays of $b$-hadrons produced in the top-quark decay…

High Energy Physics - Experiment · Physics 2023-07-10 ATLAS Collaboration

The top quark mass is one of the fundamental parameters of the Standard Model. In these proceedings, recent measurements of the top quark mass in $pp$ collisions at centre-of-mass energies of $\sqrt s=7$ and 8~TeV data in Run I of the Large…

High Energy Physics - Experiment · Physics 2019-08-13 Oleg Brandt

We present a measurement of the top-quark mass using a sample of $t\bar{t}$ events in 5.7 fb$^{-1}$ of integrated luminosity from $p\bar{p}$ collisions at the Fermilab Tevatron with $\sqrt{s} =$ 1.96 TeV and collected by the CDF II…

High Energy Physics - Experiment · Physics 2014-08-28 CDF Collaboration

The most recent results on top-quark physics reported by the CMS experiment at the Large Hadron Collider (LHC) are presented in this talk. The results are based on a data sample of about 36/pb of data collected during 2010 at a pp…

High Energy Physics - Experiment · Physics 2019-08-13 Silvano Tosi

The precise measurement of the top quark mass, which is a fundamental SM parameter, constitutes one of the main goals of the LHC top physics program. One approach to measure this quantity uses the $\rho_\mathrm{s}$ distribution, an…

High Energy Physics - Phenomenology · Physics 2021-12-22 Katharina Voß , Maria Vittoria Garzelli , Sven-Olaf Moch

A new set of measurements of the top quark mass are presented, based on the proton-proton data recorded by the CMS experiment at the LHC at sqrt(s) = 8 TeV corresponding to a luminosity of 19.7 inverse femtobarns. The top quark mass is…

High Energy Physics - Experiment · Physics 2016-04-15 CMS Collaboration

The top quark mass is currently measured to delta m_t^{exp,Tevatron} = 2.9 GeV and will be measured at the LHC to a precision of delta m_t^{exp,LHC} \approx 1-2 GeV. We show that even this impressive precision will not be sufficient for…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Heinemeyer , G. Weiglein

In a recent article, we proposed an energy correlator-based method to achieve a precision top quark mass extraction from jet substructure, using the $W$-boson mass as a standard candle. In this paper, we perform an extensive event generator…

High Energy Physics - Phenomenology · Physics 2024-12-19 Jack Holguin , Ian Moult , Aditya Pathak , Massimiliano Procura , Robert Schöfbeck , Dennis Schwarz

This note details recent measurements of the top mass and cross section that have been performed at the Tevatron. Most of these measurements have been performed with between 1.0 and 2.0 fb-1 of data. Basic top physics concepts are…

High Energy Physics - Experiment · Physics 2008-08-05 F. Garberson

The dependence of the top-quark mass measurement in top-quark pair production on the parton distribution functions (PDF) is explored through differential mass distributions in $t\bar{t}$ and $t\bar{t}j$ production at the LHC and a future…

High Energy Physics - Phenomenology · Physics 2023-08-08 Jason Gombas , Reinhard Schwienhorst , Jarrett Fein , Sara Sawford

We review recent theoretical improvements of Monte Carlo event generators for top-quark pair production and decay at the LHC based on the POWHEG method. We present an event generator that implements spin correlations and off-shell effects…

High Energy Physics - Phenomenology · Physics 2018-01-22 Tomáš Ježo

A measurement is reported of the jet mass distribution in hadronic decays of boosted top quarks produced in pp collisions at $\sqrt{s} =$ 13 TeV. The data were collected with the CMS detector at the LHC and correspond to an integrated…

High Energy Physics - Experiment · Physics 2020-05-27 CMS Collaboration

ATLAS has made several measurements of the top quark mass using proton-proton collision data recorded in 2012 at the LHC with a centre-of-mass energy of 8 TeV. Those summarised here include an indirect determination of the top quark pole…

High Energy Physics - Experiment · Physics 2017-11-28 Benjamin Pearson

The mass of the top quark is a fundamental parameter of the standard model (SM) and has to be determined experimentally. In this talk, I present the most recent measurements of the top quark mass in $p\bar p$ collisions at $\sqrt…

High Energy Physics - Experiment · Physics 2014-10-15 Oleg Brandt

Recent measurements of the mass of the top quark are presented using 162 pb-1 of data of ppbar collisions at sqrt(s)=1.96 TeV collected by the CDF detector at the Tevatron collider during Run II. The analyses focus on the semi-leptonic…

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

Recent top quark properties measurements made with the CMS detector at the LHC are presented. The measurements summarized include spin correlation of top quark pairs, asymmetries, top quark mass, and the underlying event in top quark pair…

High Energy Physics - Experiment · Physics 2019-08-13 Efe Yazgan

Studies of top quark properties using data collected by the CMS experiment are presented, including direct measurements of properties or extractions using differential cross section measurements. The latest results on top quark mass…

High Energy Physics - Experiment · Physics 2022-11-10 Dennis Schwarz

Experimental results on top-quark physics obtained at the CMS experiment are reported based on the data recorded at centre-of-mass energy up to 13 TeV. Inclusive and differential cross sections for both top-quark pair and single top-quark…

High Energy Physics - Experiment · Physics 2018-08-29 Luca Lista

Between the Tevatron and LHC, top-quark physics is now becoming an area for precision physics. This has lead to an increase in theoretical activity to match the experimental accuracy of top anti-top production. We discuss the difficulty in…

High Energy Physics - Phenomenology · Physics 2013-11-05 Matthew Dowling , Sven Moch
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