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We report two measurements of the top quark mass M_top using the CDF II detector at the Fermilab Tevatron in a 318 pb^-1 data sample observed in the lepton + jets final state. One method uses an event-based likelihood technique resulting in…

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

This letter presents results on the precision measurement of the top quark mass and a combination of the best CDF top mass measurements. A combination by the TevEWWG (Tevatron electroweak working group) of the best top mass results from CDF…

High Energy Physics - Experiment · Physics 2008-10-07 P. Mehtala

In this article, we analyze tensor-vector-pseudoscalar(TVP) type of vertices $D_{2}^{*+}D^{+}\rho$, $D_{2}^{*0}D^{0}\rho$, $D_{2}^{*+}D^{+}\omega$, $D_{2}^{*0}D^{0}\omega$, $B_{2}^{*+}B^{+}\rho$, $B_{2}^{*0}B^{0}\rho$,…

High Energy Physics - Phenomenology · Physics 2019-10-01 Guo Liang Yu , Zhi Gang Wang , Zhen Yu Li

A precision measurement of the top quark mass m_t is obtained using a sample of ttbar events from ppbar collisions at the Fermilab Tevatron with the CDF II detector. Selected events require an electron or muon, large missing transverse…

High Energy Physics - Experiment · Physics 2010-12-28 T. Aaltonen et al.

We present a measurement of the top quark mass ($m_t$) in $p\bar{p}$ collisions at $\sqrt{s} = 1.96$ TeV using $t\bar{t}$ events with two leptons ($ee$, $e\mu$, or $\mu\mu$) and accompanying jets in $4.3 fb^{-1}$ of data collected with the…

High Energy Physics - Experiment · Physics 2015-06-03 D0 Collaboration

The discovery of the top quark in 1995 opened a whole new sector of investigation of the Standard Model; today top quark physics remains a key priority of the Tevatron program. Some of the measurements of top quark properties, for example…

High Energy Physics - Experiment · Physics 2015-03-19 Fabrizio Margaroli

In this presentation Gfitter results from the global Standard Model (SM) fit to electroweak precision data are discussed. We have used the latest measurements of m_top and M_W and the most recent results for direct Higgs searches at LEP and…

High Energy Physics - Phenomenology · Physics 2019-08-14 Martin Goebel

In this work, we explore the discovery potential of Vector-Like Singlet Top quarks ($T$) at a future $\mu p$ collider with center-of-mass energies of 5.29, 6.48, and 9.16 TeV, providing a unique environment to probe beyond Standard Model…

High Energy Physics - Phenomenology · Physics 2026-02-03 Haroon Sagheer , M. Tayyab Javaid , Mudassar Hussain , M. Danial Farooq , Ijaz Ahmed , Jamil Muhammad

Experimental measurements of the properties of the top quark have improved and will continue to improve significantly, with the excellent operation of the CDF and D0 experiments and the Tevatron $p\bar{p}$ collider at the Fermi National…

High Energy Physics - Experiment · Physics 2010-04-22 Evelyn J. Thomson

First observed in 1995, the top quark is one of a pair of third-generation quarks in the Standard Model of particle physics. It has charge +2/3e and a mass of 171.4 GeV, about 40 times heavier than its partner, the bottom quark. The CDF and…

High Energy Physics - Experiment · Physics 2019-08-15 A. P. Heinson

Selected topics of the top-quark mass measurements in well-defined schemes are presented. The measurements have been performed using data recorded with the ATLAS and CMS detectors at the LHC at proton-proton centre-of-mass energies of 7 and…

High Energy Physics - Experiment · Physics 2019-03-06 Teresa Barillari

The top quark mass is measured using a template method in the $t\bar{t}\to$ lepton+jets channel (lepton is $e$ or $\mu$) using ATLAS data recorded in 2012 at the LHC. The data were taken at a proton-proton centre-of-mass energy of…

High Energy Physics - Experiment · Physics 2019-05-03 ATLAS Collaboration

We present a measurement of the top quark mass in the lepton+jets and dilepton channels of $t\bar{t}$ decays using the template method. The data sample corresponds to an integrated luminosity of 5.6 fb$^{-1}$ of $p\bar{p}$ collisions at…

High Energy Physics - Experiment · Physics 2011-06-20 CDF Collaboration , T. Aaltonen

We employ a top-quark mass measurement technique in the dilepton channel with {\it in situ} jet energy scale calibration. Three variables having different jet energy scale dependences are used simultaneously to extract not only the…

High Energy Physics - Phenomenology · Physics 2012-09-19 Hyun Su Lee

This letter reports a measurement of the top quark mass, M_{top}, in data from p-pbar collisions at sqrt{s} = 1.96 TeV corresponding to 2.7 fb^{-1} of integrated luminosity at the Fermilab Tevatron using the CDF II detector. Events with the…

High Energy Physics - Experiment · Physics 2011-04-20 The CDF Collaboration , T. Aaltonen

We put forward a model, or rather a relatively broad class of models, beyond the Standard Model based on the two main assumptions: MPP) The coupling constants should be fixed such as to ensure that there be many ``vacuum states'', i.e.…

High Energy Physics - Phenomenology · Physics 2007-05-23 D. L. Bennett , C. D. Froggatt , H. B. Nielsen

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

Electroweak precision tests of the Standard Model of the fundamental interactions are reviewed ranging from the lowest to the highest energy experiments. Results from global fits are presented with particular emphasis on the extraction of…

High Energy Physics - Phenomenology · Physics 2012-09-25 Jens Erler

We investigate the possibility to measure the top quark mass using the collider variable $m_{T2}$ at the LHC experiment. Monte Carlo studies of $m_{T2}$ are performed with the events corresponding to the dilepton decays of $t\bar{t}$…

High Energy Physics - Phenomenology · Physics 2008-11-26 Won Sang Cho , Kiwoon Choi , Yeong Gyun Kim , Chan Beom Park

This review describes the conformality approach to extending the standard model of particle phenomenology using an assumption of no conformal anomaly at high energy. Topics include quiver gauge theory, the conformality approach to…

High Energy Physics - Phenomenology · Physics 2008-11-26 Paul H. Frampton , Thomas W. Kephart
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