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Related papers: Top-Quark Properties at the LHC

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We present the most recent CDF results in the measurements of the decay and production vertex of the top-quark. New results on forward-backward asymmetry in top-antitop events are presented. Also, recent measurements of the branching…

High Energy Physics - Experiment · Physics 2015-06-23 Giorgio Chiarelli

Recent measurements of top-quark properties at the Tevatron, including top quark production asymmetries and properties, are presented. Latest updates of measurements of top quark production asymmetries include the measurement of the…

High Energy Physics - Experiment · Physics 2014-12-15 Andreas Werner Jung

We present the most recent measurements of top quark pairs production and top quark properties in proton-antiproton collisions with center-of-mass energy of 1.96 TeV using CDF II detector at the Tevatron. The combination of top pair…

High Energy Physics - Experiment · Physics 2014-11-04 Chang-Seong Moon

A review on recent top quark properties measurements by the ATLAS and CMS Collaborations in pp collisions at the LHC is presented.

High Energy Physics - Experiment · Physics 2023-11-28 Hugo Alberto Becerril Gonzalez

Proton-proton interactions resulting in final states with two photons are studied in a search for the signature of flavor-changing neutral current interactions of top quarks (t) and Higgs bosons (H). The analysis is based on data collected…

High Energy Physics - Experiment · Physics 2022-07-15 CMS Collaboration

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 invisible variant axion model is very attractive as it is free from the domain wall problem. This model requires at least two Higgs doublets at the electroweak scale, with one Higgs doublet carrying a nonzero Peccei-Quinn (PQ) charge…

High Energy Physics - Phenomenology · Physics 2018-03-07 Cheng-Wei Chiang , Hajime Fukuda , Michihisa Takeuchi , Tsutomu T. Yanagida

The most recent measurements at Tevatron of the charge asymmetry in top-antitop quark pair production reduce the discrepancy with the Standard Model from 2sigma to 1.7sigma, and open a little window, at 95% C.L., for negative contributions…

High Energy Physics - Phenomenology · Physics 2022-03-02 German Rodrigo , Paola Ferrario

Extensions of the Standard Model often predict new chiral interactions for top quark, which will contribute to top quark spin correlation and polarization in $t\bar{t}$ production at the LHC. In this work, under the constraints from the…

High Energy Physics - Phenomenology · Physics 2015-03-17 Junjie Cao , Lei Wu , Jin Min Yang

This paper presents the latest measurements of the properties of the top quark as determined by the DZero and CDF collaborations at the Fermilab Tevatron ppbar collider. Both experiments have studied the all-hadronic decay mode of ttbar…

High Energy Physics - Experiment · Physics 2019-08-14 A. P. Heinson

We investigate the sensitivity of future searches for the top-Higgs boson Flavour Changing Neutral Current (FCNC) couplings $tqh$~($q= u, c$) at the proposed High Energy Large Hadron Collider~(HE-LHC) and Future Circular Collider in…

High Energy Physics - Phenomenology · Physics 2020-04-17 Yao-Bei Liu , Stefano Moretti

We summarize the published top-quark mass measurements from the CDF and DO experiments at Fermilab. We combine published Run-I (1992-1996) measurements with the most recent published Run-II (2001-present) measurements using up to 340 pb of…

High Energy Physics - Experiment · Physics 2012-08-27 Tevatron Electroweak Working Group

After some recollection of the implications that top quark and Higgs boson properties determination have had on each other, we discuss recent and future expected progress in the study of the top-Higgs sector. In particular we discuss some…

High Energy Physics - Phenomenology · Physics 2019-01-21 Roberto Franceschini

The CMS programme of indirect searches in the top-quark sector interprets precision measurements in the Standard Model Effective Field Theory (SMEFT) framework. These proceedings summarize recent CMS results highlighted in the TOP2025 talk:…

High Energy Physics - Experiment · Physics 2026-01-12 Andrea Piccinelli

Top and anti-top quark pair production at LHC provides a unique setting to probe non-classical correlations at the TeV scale. We study quantum information (QI) properties of the $t\bar{t}$ spin state in $pp$ collisions at $\sqrt{s}=13$ TeV…

High Energy Physics - Phenomenology · Physics 2026-05-13 Amir Subba , Yu Shi

A search is performed for Higgs-boson-mediated flavor-changing neutral currents in the decays of top quarks. The search is based on proton-proton collision data corresponding to an integrated luminosity of 19.7 inverse femtobarns at a…

High Energy Physics - Experiment · Physics 2017-03-06 CMS Collaboration

This document highlights a number of top-quark mass measurements carried out by the ATLAS and CMS collaborations based on the combined LHC Run 1 datasets at centre-of-mass energies of $\sqrt{s}=$7 and 8 TeV. A wide range of analysis…

High Energy Physics - Experiment · Physics 2016-12-16 Thomas G. McCarthy

Recent measurements at the Large Hadron Collider allow for a robust and precise characterisation of the electro-weak interactions of the top quark. We present the results of a global analysis at next-to-leading order precision including…

High Energy Physics - Phenomenology · Physics 2022-02-14 Víctor Miralles , Marcos Miralles López , María Moreno Llácer , Ana Peñuelas , Martín Perelló , Marcel Vos

Searches for new physics in the top-quark sector using data from proton-antiproton collisions at the Fermilab Tevatron are discussed. The large data sets collected by the D0 and CDF experiments allow for precision measurements of the…

High Energy Physics - Experiment · Physics 2019-08-14 Jochen Cammin

Measurements of the top quark polarization and top quark pair ($\mathrm{t\bar{t}}$) spin correlations are presented using events containing two oppositely charged leptons (e$^+$e$^-$, e$^\pm\mu^\mp$, or $\mu^+\mu^-$) produced in…

High Energy Physics - Experiment · Physics 2019-10-16 CMS Collaboration