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We review the field of top-quark physics with an emphasis on experimental techniques. The role of the top quark in the Standard Model of particle physics is summarized and the basic phenomenology of top-quark production and decay is…

High Energy Physics - Experiment · Physics 2012-07-10 Frederic Deliot , Douglas Glenzinski

Heavy quarks provide a new dimension to QCD, allowing tests of fundamental theory, the nature of color confinement, and the production of new exotic multiquark states. I also discuss novel explanations for several apparently anomalous…

High Energy Physics - Phenomenology · Physics 2014-01-29 Stanley J. Brodsky

With the absence of the direct detection of new physics and the large data set collected at the LHC, the search for indirect effects in precision measurements became popular. Effective field theories enable to interpret these effects that…

High Energy Physics - Experiment · Physics 2021-12-03 Dennis Schwarz

Theoretical predictions for standard model (SM) processes involving top quarks, such as top quark-antiquark pair or single top production, depend on fundamental SM parameters like the strong coupling constant or the top quark mass. By…

High Energy Physics - Experiment · Physics 2022-01-19 Sebastian Wuchterl

We consider top-antitop quark ($t{\bar t}$) production at the Large Hadron Collider (LHC) with subsequent decay into dileptonic and lepton plus jets final states. We present a set of leptonic angular correlations and distributions with…

High Energy Physics - Phenomenology · Physics 2016-01-27 Werner Bernreuther , Dennis Heisler , Zong-Guo Si

The top quark is the most recently discovered of the standard model quarks, and studies of its properties are important tests of the standard model. Many measurements of top properties have been produced by the CDF and D0 collaborations,…

High Energy Physics - Experiment · Physics 2019-08-14 David J. Mietlicki

A summary of the present Standard Model Higgs search and measurement of top quark mass at the Tevatron are presented. The sensitivity of the present Higgs search at the Tevatron is limited by statistics to a cross section approximately two…

High Energy Physics - Experiment · Physics 2007-05-23 W. -M. Yao

We compute, for top quark pair production at the Tevatron and the Large Hadron Collider, the collider-independent forward-backward asymmetries defined in [1] in the standard model at next-to-leading order in QCD, including also…

High Energy Physics - Phenomenology · Physics 2013-05-30 J. A. Aguilar-Saavedra , W. Bernreuther , Z. -G. Si

We present recent preliminary measurements at the Tevatron of t-tbar and single top production cross section, top quark mass and width, top pair spin correlations and forward-backward asymmetry. In the electroweak sector, we present the…

High Energy Physics - Experiment · Physics 2011-01-24 L. Cerrito

The ATLAS and CMS collaborations at the Large Hadron Collider (LHC) are studying the top quark in pp collisions at 7 and 8 TeV. Due to the large integrated luminosity, precision measurements of production cross-sections and properties are…

High Energy Physics - Experiment · Physics 2019-08-14 Markus Seidel

The top quark is the heaviest elementary particle observed to date. Its large mass makes the top quark an ideal laboratory to test predictions of perturbation theory concerning heavy quark production at hadron colliders. The top quark is…

High Energy Physics - Phenomenology · Physics 2009-11-11 Wolfgang Wagner

A summary of the most recent results on top quark physics obtained at Fermilab's Tevatron proton-antiproton collider, operating at a centre of mass energy of 1.96 TeV, is presented. Measurements of the top pair and single top quark…

High Energy Physics - Experiment · Physics 2019-08-14 Jeannine Wagner-Kuhr

These lectures contain an introduction to the search for supersymmetry at hadron colliders. The Tevatron is one of high-energy physics most sophisticated tools. The high center-of-mass energy of its proton-antiproton collisions makes it an…

High Energy Physics - Experiment · Physics 2007-05-23 Stephan Lammel

We compute the QCD corrections to the production of a top quark pair in association with one hard jet at the Tevatron and the LHC, using the method of generalized D-dimensional unitarity. Top quark decays are included at leading order in…

High Energy Physics - Phenomenology · Physics 2014-11-20 Kirill Melnikov , Markus Schulze

The CDF and D0 experiments at the Fermilab Tevatron have discovered the top quark and provided first measurements of many of its properties. The small top sample gathered by Run I leaves open many possibilities for top physics beyond the…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. H. Simmons

As active data taking has moved to the LHC at CERN, more and more LHC data have been included into fits of parton distribution functions. An anomaly has arisen where formerly excellent agreement between theoretical predictions and…

High Energy Physics - Phenomenology · Physics 2018-03-14 Zack Sullivan

An overview of recent results on top quark properties and interactions is given, obtained using data collected with the CMS and ATLAS experiments during the years 2011 and 2012 at 7 TeV and 8 TeV centre-of-mass energies. Measurements of top…

High Energy Physics - Experiment · Physics 2019-08-13 Carlo Battilana

The forward-backward asymmetry $A_{FB}$ in top quark pair production, measured at the Tevatron, is probably related to the contribution of new particles. The Tevatron result is more than a $2\sigma$ deviation from the standard model…

High Energy Physics - Phenomenology · Physics 2011-03-21 E. Ramirez Barreto , Y. A. Coutinho , J. Sá Borges

We review the current status of the cross sections measurement of the top-quark at the LHC and at the Tevatron. Total production cross sections, studies using single top quark events and differential $\rm{t}\bar{\rm t}$ cross sections are…

High Energy Physics - Experiment · Physics 2014-09-26 Mara Senghi Soares

Measuring the total cross sections of top-quark pair production and single top processes at high precision tests the predictions of the Standard Model and can bring better understanding of properties such as the top-quark mass, electroweak…

High Energy Physics - Experiment · Physics 2021-03-30 Olga Bessidskaia Bylund