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Related papers: Top Quark Production in Extended Bess Model

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After a prologue which clarifies some issues left open in my last paper, the main features of the tetron model of elementary particles are discussed in the light of recent developments, in particular the formation of strong and electroweak…

High Energy Physics - Phenomenology · Physics 2014-11-18 Bodo Lampe

A search is presented for the pair production of heavy vector-like $B$ quarks, primarily targeting $B$ quark decays into a $W$ boson and a top quark. The search is based on $36.1$ $fb^{-1}$ of $pp$ collisions at $\sqrt{s}$ = 13 TeV recorded…

High Energy Physics - Experiment · Physics 2018-08-14 ATLAS Collaboration

A flavor-universal extension of the strong interactions was recently proposed in response to the apparent excess of high-$E_T$ jets in the inclusive jet spectrum measured at the Tevatron. This paper studies the color octet of massive gauge…

High Energy Physics - Phenomenology · Physics 2016-08-24 E. H. Simmons

The role of the top quark in completing the Standard Model quark sector is reviewed, along with a discussion of production, decay, and theoretical restrictions on the top quark properties. Particular attention is paid to the top quark as a…

High Energy Physics - Phenomenology · Physics 2009-09-29 S. Dawson

Several extensions of the Standard Model require the burden of electroweak symmetry breaking to be shared by multiple states or sectors. This leads to the possibility of the top quark interacting with a scalar more strongly than it does…

High Energy Physics - Phenomenology · Physics 2009-10-30 Michael Spira , James D. Wells

The production of top quark-antiquark pair events in $p\bar{p}$ collisions at $\sqrt{s}=1.96$ TeV is studied as a function of the transverse momentum and absolute value of the rapidity of the top quarks as well as of the invariant mass of…

High Energy Physics - Experiment · Physics 2015-04-27 D0 Collaboration

We present a study of s-channel single top quark production at the upgraded Tevatron $p\bar{p}$ collider, including the next-to-leading order (NLO) QCD corrections to the production and the decay of the top quark. The "modified" narrow…

High Energy Physics - Phenomenology · Physics 2011-03-23 Qing-Hong Cao , Reinhard Schwienhorst , C. -P. Yuan

New vector-like quarks with electric charge 2/3 and -1/3 can be singly produced at hadron colliders through the exchange of a color octet vector resonance in models of strong electroweak symmetry breaking. We show that electroweak symmetry…

High Energy Physics - Phenomenology · Physics 2015-06-15 Mikael Chala , Jose Santiago

Fermilab's Tevatron accelerator is recently performing at record luminosities that enables a program systematically addressing the physics of top quarks. The CDF and D0 collaborations have analyzed up to 5/fb of proton anti-proton…

High Energy Physics - Experiment · Physics 2019-08-14 Bernd Stelzer

The next-to-leading order QCD corrections to the production of a $W$-boson in association with a jet containing a heavy quark are presented. The calculation is fully differential in the final state particle momenta and includes the mass of…

High Energy Physics - Phenomenology · Physics 2008-11-26 Walter T. Giele , Stephane Keller , Eric Laenen

A search is performed for electroweak production of a vector-like top quark partner T of charge 2/3 in association with a standard model top or bottom quark, using 2.3 inverse femtobarns of proton-proton collision data at sqrt(s) = 13 TeV…

High Energy Physics - Experiment · Physics 2017-05-16 CMS Collaboration

The top quark forward-backward asymmetry measured at the Tevatron collider shows a large deviation from standard model expectations. Among possible interpretations, a non-universal $Z^\prime$ model is of particular interest as it naturally…

High Energy Physics - Phenomenology · Physics 2011-05-23 Edmond L. Berger , Qing-Hong Cao , Chuan-Ren Chen , Chong Sheng Li , Hao Zhang

The CDF and D0 collaborations at Fermilab's Tevatron p-pbar collider have in place an extensive program to measure fundamental properties of the top quark. Recent results from Run I (sqrt-s = 1.8 TeV) and Run II (sqrt-s = 1.96 TeV) on the…

High Energy Physics - Experiment · Physics 2010-04-22 Andy Hocker

Various measurements of the top quark mass in the lepton+jets decay channel of top quark pair production are presented. The measurements are performed on data samples of up to 2.7 fb-1 of integrated luminosity acquired by the CDF and D0…

High Energy Physics - Experiment · Physics 2008-12-09 Christian Schwanenberger

The Tevatron has measured a discrepancy relative to the Standard Model prediction in the forward-backward asymmetry in top quark pair production. This asymmetry grows with the rapidity difference of the two top quarks. It also increases…

High Energy Physics - Phenomenology · Physics 2013-05-30 Sudhansu S. Biswal , Subhadip Mitra , Rui Santos , Pankaj Sharma , Ritesh K. Singh , Miguel Won

The observation of single top quark production by the CDF and D0 collaborations is one of the flagship measurements of the Run II of the Tevatron. The Tevatron combined single top quark cross section is measured to be:…

High Energy Physics - Experiment · Physics 2019-08-14 CDF , D0 collaborations , Aran Garcia-Bellido

Electroweak production of top quarks, the so-called single top production, is interesting both in the context of measurements of the Standard Model of Particle Physics as well as searches for new phenomena beyond that. Analyses based on…

High Energy Physics - Experiment · Physics 2015-06-05 Petra Haefner

Both D0 and CDF at Tevatron reported the measurements of forward-backward asymmetry in top pair production, which showed possible deviation from the standard model QCD prediction. In this paper, we explore how to examine the {\em same}…

High Energy Physics - Phenomenology · Physics 2011-02-01 You-kai Wang , Bo Xiao , Shou-hua Zhu

We compute the next-to-leading order QCD corrections to the production of W bosons in association with three jets at the Tevatron in the leading color approximation, which we define by considering the number of colors and the number of…

High Energy Physics - Phenomenology · Physics 2009-11-10 R. Keith Ellis , Kirill Melnikov , Giulia Zanderighi

Top quark production in the process $e^+e^- \rightarrow t\bar{t}$ at a future linear electron positron collider with polarized beams is a powerful tool to determine the scale of new physics. Studies at the $\ttbar$ threshold will allow for…

High Energy Physics - Experiment · Physics 2014-01-07 D. Asner , A. Hoang , Y. Kiyo , R. Pöschl , Y. Sumino , M. Vos