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The proposed Large Hadron Electron Collider (LHeC), with center-of-mass energy of $\sqrt{s}\approx 1.3$ TeV, provides a clean and sensitive environment to probe the top quark's neutral current interactions with the $Z$ boson via the process…

High Energy Physics - Phenomenology · Physics 2025-11-20 Katlego Machethe , Pramod Sharma , Mukesh Kumar , Rafiqul Rahaman , Bruce Mellado

The next-generation lepton colliders, such as CEPC, FCC-ee, and ILC will make precision measurement of the Higgs boson properties. We first extract the Higgs coupling precision from Higgs observables at CEPC to illustrate the potential of…

High Energy Physics - Phenomenology · Physics 2016-12-09 Shao-Feng Ge , Hong-Jian He , Rui-Qing Xiao

Several proposals exist for energy-frontier facilities after the HL-LHC. In this contribution I review the potential of these facilities to perform key measurements of top quark properties and interacions. Top quark precision physics at a…

High Energy Physics - Experiment · Physics 2017-01-24 Marcel Vos

Measurements of top quark production at $e^+e^-$ colliders can provide a leap in precision in our knowledge of top quark properties and open a new window on physics beyond the Standard Model. In this contribution the top quark physics…

High Energy Physics - Experiment · Physics 2016-11-15 Aleksander Filip Zarnecki

The proposed electron-proton collider LHeC is a unique facility where electroweak interactions can be studied with a very high precision in a largely unexplored kinematic regime of spacelike momentum transfer. We have simulated inclusive…

High Energy Physics - Phenomenology · Physics 2020-07-24 Daniel Britzger , Max Klein , Hubert Spiesberger

An overview of recent results on electroweak precision measurements from the CMS Collaboration is presented. Studies of the weak boson differential transverse momentum spectra, Z boson angular coefficients, forward-backward asymmetry of…

High Energy Physics - Experiment · Physics 2017-09-01 Milos Dordevic

The measurements of electroweak sector of the Standard Model are presented, including most recent results from LEP, Tevatron and HERA colliders. The robustness of the Standard Model is illustrated with the precision measurements, the…

High Energy Physics - Experiment · Physics 2009-11-11 Cristinel Diaconu

This paper describes an analysis performed at 250 GeV centre of mass energy for the reaction e+e- -> bbbar with the International Linear Collider, ILC, assuming an integrated luminosity of 500 fb-1. This measurement requires determining the…

High Energy Physics - Experiment · Physics 2017-09-14 S. Bilokin , R. Pöschl , F. Richard

We parameterize the non-universal couplings of t-t-Z and t-b-W in the electroweak chiral lagrangian approach, and examine the constraints on these parameters from the LEP data. We also study how the SLC, Tevatron, LHC and NLC can improve…

High Energy Physics - Phenomenology · Physics 2009-10-28 Douglas O. Carlson , Ehab Malkawi , C. --P. Yuan

The future of high-precision electroweak physics lies in e+e- collider measurements of properties of the Z boson, the W boson, the Higgs boson, and the top quark. We estimate the expected performance of three possible future colliders: the…

High Energy Physics - Phenomenology · Physics 2015-09-09 JiJi Fan , Matthew Reece , Lian-Tao Wang

A review of recent electroweak results from hadron colliders is given. Properties of the W and Z gauge bosons using final states containing electrons and muons based on large integrated luminosities are presented. The emphasis is placed on…

High Energy Physics - Experiment · Physics 2009-10-30 Marcel Demarteau

The precision data on Z boson decays from LEP-I and SLC colliders are compared with the predictions based on the Minimal Standard Theory. The Born approximation of the theory is based on three most accurately known observables: G_mu -- the…

High Energy Physics - Phenomenology · Physics 2010-12-02 V. A. Novikov , L. B. Okun , A. N. Rozanov , M. I. Vysotsky

In the standard model of particle physics, the masses of the W and Z bosons, the carriers of the weak interaction, are uniquely related. A precise determination of their masses is important because quantum loops of heavy, undiscovered…

High Energy Physics - Experiment · Physics 2026-04-10 CMS Collaboration

The prospects for electroweak measurements at the Large Hadron Collider (LHC) are discussed. In addition to high-luminosity results, special emphasis is placed on early start-up measurements with a total luminosity ranging from 10/pb to…

High Energy Physics - Experiment · Physics 2019-08-14 Martin W. Grunewald

There have been several important recent developments in precision electroweak tests. These include: the new LEP energy scan during the 1993 run; the first high-precision results on the left-right asymmetry from the SLD Collaboration at…

High Energy Physics - Phenomenology · Physics 2007-05-23 Paul Langacker

A brief review of electroweak precision data from LEP, SLC, the Tevatron, and low energies is presented. The global fit to all data including the most recent results on the masses of the top quark and the W boson reinforces the preference…

High Energy Physics - Phenomenology · Physics 2009-11-11 Jens Erler

Top quark production in the process $e^+e^- \rightarrow t\bar{t}$ at a future linear electron positron collider with polarised beams is a powerful tool to determine indirectly the scale of new physics. The presented study, based on a…

High Energy Physics - Experiment · Physics 2013-07-31 M. S. Amjad , M. Boronat , T. Frisson , I. Garcìa Garcìa , R. Pöschl , E. Ros , F. Richard , J. Rouëné , P. Ruiz Femenia , M. Vos

The forward-backward charge asymmetry ($A_{FB}$) of $\ppbar \to e^{+}e^{-} X$ is sensitive to the vector and axial-vector couplings of the initial state quarks and final state leptons. Based on the measurement in $72 pb^{-1}$ of CDF Run II…

High Energy Physics - Experiment · Physics 2010-02-02 G. De Lentdecker , J. Lee , K. McFarland , A. Gibson , G. Veramendi , Y-K. Kim

Measuring electroweak bosons in relativistic heavy ion collisions at high energy provide an opportunity to understand temporal evolution of the quark-gluon plasma created in such collisions by constraining the initial state of the…

Nuclear Experiment · Physics 2018-07-01 Alexander Milov

Internal consistency of the most sensitive electroweak measurements within the standard model framework is examined. Confirming an earlier observation on the separation of Z-pole asymmetry measurements into {\em hadronisation- free}and {\em…

High Energy Physics - Phenomenology · Physics 2007-05-23 T. Aziz , A. Gurtu