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Related papers: Top Physics at the LHC

200 papers

After the Higgs boson discovery in 2012, the investigation of its properties and compatibility with the standard model predictions is central to the physics program of the LHC experiments. Likewise, the study of the top quark is still…

High Energy Physics - Experiment · Physics 2017-08-29 Rebeca Gonzalez Suarez

The top quark is one of the least well-studied components of the standard model. In these lectures I discuss the expected properties of the top quark, which will be tested at the Fermilab Tevatron and the CERN Large Hadron Collider. I begin…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Willenbrock

Collisions of particles at the energy frontier can reveal new particles and forces via localized excesses. However, the initial observation may be consistent with a large variety of theoretical models, especially in sectors with new top…

High Energy Physics - Phenomenology · Physics 2025-02-21 Krish Wu , Brandon Sun , Nitish Polishetty , Justin Kline , Max Fieg , Daniel Whiteson

We study the charged Higgs production at LHC via its associated production with top quark. The kinematic cuts are optimized to suppress the background processes so that the reconstruction of the charged Higgs and top quark is possible. The…

High Energy Physics - Phenomenology · Physics 2013-03-14 Xue Gong , Zong-Guo Si , Shuo Yang , Ya-juan Zheng

Due to the large production cross-section, many of the top quark properties can be measured very precisely at the LHC. A very few recent results, probed only through the top quark decay vertices are presented here. These results are based…

High Energy Physics - Experiment · Physics 2017-10-13 Prolay Kumar Mal

Among other roles the LHC will play a role of the top "factory" and it will give us unique possibility to study new physics signatures in different ways. Many scenarios of new physics allow top quark FCNC decays. Using most general model…

High Energy Physics - Phenomenology · Physics 2009-11-05 Jure Drobnak , Svjetlana Fajfer , Jernej F. Kamenik

The single top quark production has an electroweak nature and provides an additional to the top pair production source of the top quarks. The processes involving single top have unique properties, they are very interesting from both…

High Energy Physics - Phenomenology · Physics 2012-12-03 E. Boos , L. Dudko

The top quark was discoverd at the CDF and D0 experiments in 1995. As the partner of the bottom quark its properties within the Standard Model are fully defined. Only the mass is a free parameter. The measurement of the top quark mass and…

High Energy Physics - Experiment · Physics 2015-03-17 Daniel Wicke

The experimental status of measurements of the top quark mass is reviewed. After an introduction to the definition of the top quark mass and the production and decay of top quarks, an in-depth comparison of the analysis techniques used in…

High Energy Physics - Experiment · Physics 2010-03-03 Frank Fiedler

The Large Hadron Collider (LHC) is the first machine that provides high enough energy to produce large numbers of boosted top quarks. The decay products of these top quarks are confined to a cone in the top quark flight direction and can be…

High Energy Physics - Experiment · Physics 2015-09-14 Sebastian Schätzel

The top quark is the heaviest elementary particle observed to date. Its large mass of about 173 GeV/c^2 makes the top quark act differently than other elementary fermions, as it decays before it hadronises, passing its spin information on…

High Energy Physics - Experiment · Physics 2009-10-06 Joseph R. Incandela , Arnulf Quadt , Wolfgang Wagner , Daniel Wicke

At the time of the 10th International Workshop on Top Quark Physics (TOP2017), top quark physics is a very dynamic research area. Thanks to the unprecedentedly fast accumulation of high-energy data at the LHC during the ongoing Run~2,…

High Energy Physics - Experiment · Physics 2017-12-07 Andrea Giammanco

We present a summary of our experimental understanding of the top quark and discuss the significant improvements expected in Run II at the Fermilab Tevatron Collider. We also discuss prospects for a Higgs boson discovery at the Tevatron.

High Energy Physics - Experiment · Physics 2010-04-22 Pierre Savard

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

We suggest that top physics can be studied at the LHCb experiment, and that top production could be observed. Since LHCb covers a large pseudorapidity region in the forward direction, it has unique abilities to probe new physics in the top…

High Energy Physics - Phenomenology · Physics 2015-03-19 Alexander L. Kagan , Jernej F. Kamenik , Gilad Perez , Sheldon Stone

Although the top quark has been discovered in 1995 and studied extensively by the Tevatron experiments, the top quark will remain special for years to come due to unique opportunities it offers. Because of the large top-antitop production…

High Energy Physics - Experiment · Physics 2019-08-13 Ashish Kumar

We investigate the effects of top quark compositeness on various physical parameters, and obtain lower limits on the compositeness scale from electroweak precision data. We consider corrections to top quark decay rates and other physical…

High Energy Physics - Phenomenology · Physics 2009-09-11 Howard Georgi , Lev Kaplan , David Morin , Andreas Schenk

We summarise a recent study looking at top quark polarisation effects in charged Higgs boson production. Lab frame angular and energy observables relating to leptonic decays of top quarks are analysed, and corresponding asymmetry parameters…

High Energy Physics - Phenomenology · Physics 2013-01-30 R. M. Godbole , L. Hartgring , I. Niessen , C. D. White

Overview on top couplings measurements is presented, and the prospects of future measurements are discussed. The coupling of top to the W boson can be examined either by looking at the decay of the top quark or from single top quark…

High Energy Physics - Experiment · Physics 2013-09-17 Jahred Adelman , Barbara Alvarez Gonzalez , Yang Bai , Matthew Baumgart , Richard Keith Ellis , Sasha Khanov , Andrey Loginov , Marcel Vos

We explore the possibility that the right-handed top quark is composite. We examine the consequences that compositeness would have on $t \bar{t}$ production at the Tevatron, and derive a weak constraint on the scale of compositeness of…

High Energy Physics - Phenomenology · Physics 2009-02-18 Ben Lillie , Jing Shu , Tim M. P. Tait