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Related papers: Top quark production

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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 Run-1 of the LHC was very successful for single top physics. The main single top production mode, $t-$channel, is now well established. The $t-$channel cross-section was measured with unprecedented precision and $t-$channel events have…

High Energy Physics - Experiment · Physics 2015-10-20 Rebeca Gonzalez Suarez

Recent inclusive and differential cross section measurements of the associated production of top quark pairs with gauge bosons or heavy-flavor jets are reported. A search for physics beyond the standard model in the top quark sector is also…

High Energy Physics - Experiment · Physics 2021-05-12 Nicolas Tonon

The cross section of the $t\bar{t}Z$ and $t\bar{t}W$ processes are measured in a simultaneous fit using 36.1 $\text{fb}^{-1}$ of proton-proton collisions at a centre of mass energy of $\sqrt{s}=13$ TeV recorded by the ATLAS detector at the…

High Energy Physics - Experiment · Physics 2018-12-11 Sebastian Heer

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

The inclusive cross-section for the production of a single top quark in association with a $W$ boson is measured using 140 fb$^{-1}$ of proton-proton collision data collected with the ATLAS detector at $\sqrt{s} = 13$ TeV. Events containing…

High Energy Physics - Experiment · Physics 2024-11-20 The ATLAS Collaboration

The discovery of the top quark in 1995, by the CDF and D0 collaborations at the Fermilab Tevatron, marked the dawn of a new era in particle physics. Since then, enormous efforts have been made to study the properties of this remarkable…

High Energy Physics - Experiment · Physics 2009-09-25 P. Bhat , H. Prosper , S. Snyder

Measurements of differential $\mathrm{t\overline{t}}$ production cross sections are presented in the single-lepton decay channel, as a function of a number of kinematic event variables. The measurements are performed with proton-proton…

High Energy Physics - Experiment · Physics 2018-06-05 CMS Collaboration

Latest results from the CMS experiment at the LHC on top quark production in association with a Z boson or a photon, and the production of four top quarks, are summarized. Proton-proton collision data corresponding to an integrated…

High Energy Physics - Experiment · Physics 2022-02-15 David Walter

The cross section of top quark-antiquark pair production in proton-proton collisions at sqrt(s) = 13 TeV is measured by the CMS experiment at the LHC, using data corresponding to an integrated luminosity of 2.2 inverse femtobarns. The…

High Energy Physics - Experiment · Physics 2017-03-22 CMS Collaboration

We compute QCD corrections to the production of a ttbar pair in association with a hard photon at the Tevatron and the LHC. This process allows a direct measurement of the top quark electromagnetic couplings that, at the moment, are only…

High Energy Physics - Phenomenology · Physics 2015-03-18 Kirill Melnikov , Andreas Scharf , Markus Schulze

A measurement is presented of the associated production of a single top quark and a Z boson. The study uses data from proton-proton collisions at $\sqrt{s} =$ 13 TeV recorded by the CMS experiment, corresponding to an integrated luminosity…

High Energy Physics - Experiment · Physics 2018-03-07 CMS Collaboration

Twenty years past its discovery, the top quark continues attracting great interest as experiments keep unveiling its properties. An overview of the latest measurements in the domain of top quark production, performed by the ATLAS and CMS…

High Energy Physics - Experiment · Physics 2019-08-15 Pedro Ferreira da Silva

In this talk we present results of our recent calculations of cross sections and distributions for the associate production of top-antitop quark pairs with a heavy boson (Higgs, W, Z) at the LHC, obtained using threshold resummation in…

High Energy Physics - Phenomenology · Physics 2019-05-21 Anna Kulesza , Leszek Motyka , Daniel Schwartländer , Tomasz Stebel , Vincent Theeuwes

Forward top production is observed, in the ${\mu}+b$ final state, with the 3 fb$^{-1}$ Run I dataset collected by the LHCb detector. The combined cross-section for $t\bar{t}$ and single top production at $\sqrt{s}=7$ TeV and $\sqrt{s}=8$…

High Energy Physics - Experiment · Physics 2016-03-01 Stephen Farry

We describe recent measurements of the ttbar production cross section and the mass of the top quark from the D0 Collaboration.

High Energy Physics - Experiment · Physics 2017-08-23 John Ellison

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

Recent measurements of top-quark properties (excluding the top quark mass) at ATLAS and CMS are discussed. This includes latest updates of measurements of $t\bar{t}$ production asymmetries, spin correlations and $W$ helicity, as well as the…

High Energy Physics - Experiment · Physics 2015-10-19 Andreas W. Jung

The top-antitop quark (t t-bar) production cross section is measured in proton-proton collisions at sqrt(s) = 8 TeV with the CMS experiment at the LHC, using a data sample corresponding to an integrated luminosity of 5.3 inverse femtobarns.…

High Energy Physics - Experiment · Physics 2014-02-17 CMS Collaboration

The CMS experiment has measured the electroweak production of top quark in different singly production modes: t-, tW- and s-channel. Recent results on inclusive and differential cross section measurements of t-channel at 13 TeV and of the…

High Energy Physics - Experiment · Physics 2016-11-30 Ferdos Rezaei Hosseinabadi