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Related papers: Top Quark Properties at the LHC

200 papers

Theoretical predictions for processes involving top quarks, such as top quark-antiquark pair production, depend on fundamental standard model (SM) parameters like the top quark mass or potentially receive contributions from beyond-the-SM…

High Energy Physics - Experiment · Physics 2024-10-15 Sebastian Wuchterl

The study of the properties of the top quark is one of the main goals of the Large Hadron Collider (LHC) physics program. The experimental precision expected at the LHC requires the calculation of several top-quark related observables…

High Energy Physics - Phenomenology · Physics 2014-11-20 R. Bonciani , A. Ferroglia

The production of top quark pairs is one of the most relevant production modes at the LHC, and allow for precise measurement of the properties of this particle. Top quarks are also produced through rarer mechanisms, including the production…

High Energy Physics - Experiment · Physics 2026-04-14 Sergio Sánchez Cruz

The latest results on top quark physics, namely single top quark production cross sections, $W$-boson helicity and asymmetry measurements are used to probe the Lorentz structure of the $Wtb$ vertex. The increase of sensitivity to new…

Twelve years after the discovery of the Top quark, the CDF detector has collected large samples of tt-bar events with integrated luminosities up to 1-1.7 fb^-1, where we are able to probe our knowledge of the Standard Model Top quark. This…

High Energy Physics - Experiment · Physics 2007-09-17 Susana Cabrera

Spin correlations in the production of top-antitop quark ($t\bar{t}$) pairs at the Large Hadron Collider (LHC) are an experimentally verified prediction of the Standard Model. In this paper, we compute the full spin density matrix for…

High Energy Physics - Phenomenology · Physics 2021-09-17 Baptiste Ravina , Ethan Simpson , James Howarth

The measurement of top quark spin correlation is an important tool for precise studies of top quark interactions. In this letter I construct a quantization axis maximizing the spin correlation at the LHC within the Standard Model. Using…

High Energy Physics - Phenomenology · Physics 2009-11-10 Peter Uwer

Top quark physics will be a prominent topic in Standard Model physics at the LHC. The enormous amount of top quarks expected to be produced will allow to perform a wide range of precision measurements. An overview of the planned top physics…

High Energy Physics - Experiment · Physics 2007-05-23 Christian Weiser

Measurements of the production cross section for top quark pairs and the single top quark by the ATLAS and CMS collaborations at the LHC are presented. Improved measurements at sqrt(s)=7 TeV as well as new measurements at sqrt(s)=8 TeV are…

High Energy Physics - Experiment · Physics 2019-08-15 Masato Aoki

In this paper, we examine the interactions of the top quarks with the $Z$ boson using the top quark pair production associated with neutrino pair ($t\bar{t}\nu_{l}\bar{\nu_{l}}$) at the LHC. In particular, potential constraints on the…

High Energy Physics - Phenomenology · Physics 2020-05-06 Daruosh Haji Raissi , Javad Ebadi , Mojtaba Mohammadi Najafabadi

The study of top quark asymmetries at the LHC provides an excellent opportunity to probe subtle differences in the production of top quarks and antiquarks made by the standard model of particle physics. In this contribution, the latest…

High Energy Physics - Experiment · Physics 2026-04-17 Nils Faltermann

The top quark pairs produced at a polarized muon collider are in a (nearly) pure spin configuration. This result holds for all center-of-mass energies, and is insensitive to the next-to-leading order QCD radiative corrections. The decay…

High Energy Physics - Phenomenology · Physics 2009-10-31 Gregory Mahlon , Stephen Parke

We study the charge asymmetry between the $t$ and $\bar t$ quark at the LHC, when they are produced in association with a $W$ boson. Though sizably reducing the cross section with respect to the inclusive production, requiring a $W$ boson…

High Energy Physics - Phenomenology · Physics 2015-06-19 F. Maltoni , M. L. Mangano , I. Tsinikos , M. Zaro

This is a brief review of charge asymmetries in top-antitop quark production at the LHC. Proposed asymmetry observables in processes of associated top-pair production $t\bar t$ + jet, $t\bar t + W$, and $t\bar t + \gamma$ are analyzed and…

High Energy Physics - Phenomenology · Physics 2017-03-07 Susanne Westhoff

An overview of the most recent measurements on top quark charge asymmetry in top quark pair production is presented. The results are obtained using data collected with ATLAS and CMS detectors in proton-proton collisions at centre-of-mass…

High Energy Physics - Experiment · Physics 2017-03-13 Mohsen Naseri

Single top-quark t-channel production is exploited for studies of top quark properties. The analyses include the measurement of the CKM matrix element, $|V_{tb}|$, search for anomalous couplings of the top quark using a Bayesian neural…

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

This thesis presents a study of the prospects of measuring electroweak production of the top quark at the LHC. The study of the top quark is a highly topical subject as we expect significant numbers of top quarks at the LHC which will…

High Energy Physics - Experiment · Physics 2008-04-24 Akira Shibata

Over a decade since the discovery of the top quark we are still trying to unravel mysteries of the heaviest observed particle and learn more about its nature. The continuously accumulating statistics of CDF and Dzero data provide the means…

High Energy Physics - Experiment · Physics 2019-08-14 Andrew G. Ivanov

Recent measurements of top quark properties using $t{\bar t}$ events produced in proton-proton collisions at the Large Hadron Collider with centre of mass energies of 7 and 8 TeV and detected by the ATLAS experiment are presented. These…

High Energy Physics - Experiment · Physics 2014-08-27 F. Derue

We study top quark pair production in association with a Z boson at the Large Hadron Collider (LHC) and investigate the prospects of measuring the couplings of top quarks to the Z boson. To date these couplings have not been constrained in…

High Energy Physics - Phenomenology · Physics 2015-08-26 Raoul Röntsch , Markus Schulze