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Related papers: Single-Top Cross Section Measurements at ATLAS

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Measurements of differential cross-sections of top-quark pair production in fiducial phase-spaces are presented as a function of top-quark and $t\bar{t}$ system kinematic observables in proton-proton collisions at a centre-of-mass energy of…

High Energy Physics - Experiment · Physics 2017-12-08 ATLAS Collaboration

A simultaneous measurement of the three components of the top-quark and top-antiquark polarisation vectors in $t$-channel single-top-quark production is presented. This analysis is based on data from proton--proton collisions at a…

High Energy Physics - Experiment · Physics 2022-12-01 ATLAS Collaboration

Differential cross sections of $t \overline{t}$ production have been measured by the ATLAS experiment at the LHC. Monte Carlo calculations provide an overall good modeling of all measured distributions, except for the transverse momentum of…

High Energy Physics - Experiment · Physics 2019-01-16 Matteo Negrini

An overview of recent measurements of inclusive and differential single top quark cross sections at 13 TeV with the CMS experiment is given in this note. This includes measurements targeting the $t$-channel and tW production modes resulting…

High Energy Physics - Experiment · Physics 2017-12-05 Matthias Komm

We show how single top production at the LHC can be used to discover (and characterize the couplings of) B' quarks, which are an essential part of many natural models of new physics beyond the Standard Model. We present the B' effective…

High Energy Physics - Phenomenology · Physics 2013-05-30 Joseph Nutter , Reinhard Schwienhorst , Devin G. E. Walker , Jiang-Hao Yu

A measurement of the tt production cross section in the all-hadronic decay mode is presented using 4.7 fb-1 of proton-proton collisions at a centre of mass energy of 7 TeV collected by the ATLAS experiment in 2011. Events are selected using…

High Energy Physics - Experiment · Physics 2019-08-13 Andrea Coccaro

A measurement of the production of three isolated photons in proton-proton collisions at a centre-of-mass energy $\sqrt{s}$ = 8 TeV is reported. The results are based on an integrated luminosity of 20.2 fb$^{-1}$ collected with the ATLAS…

High Energy Physics - Experiment · Physics 2018-05-04 ATLAS Collaboration

With the large data set delivered during the second run of the CERN LHC, inclusive and differential measurements of the top quark-antiquark production cross section at the ATLAS and CMS experiments often reach a precision that is comparable…

High Energy Physics - Experiment · Physics 2021-05-13 Matteo M. Defranchis

The results of the most recent measurements of the inclusive $\mathrm{t\bar{t}}$ cross section performed by the ATLAS and CMS experiments at the CERN LHC are summarized. These include results obtained in proton-proton collisions at…

High Energy Physics - Experiment · Physics 2019-01-31 Matteo M. Defranchis

The inclusive cross-section for the associated production of a $W$ boson and top quark is measured using data from proton-proton collisions at $\sqrt{s}={13}$ TeV. The dataset corresponds to an integrated luminosity of 3.2 fb$^{-1}$, and…

High Energy Physics - Experiment · Physics 2018-01-29 ATLAS Collaboration

The cross section of a top-quark pair produced in association with a photon is measured in proton-proton collisions at a centre-of-mass energy of $\sqrt{s} = 8$ TeV with $20.2$ fb$^{-1}$ of data collected by the ATLAS detector at the Large…

High Energy Physics - Experiment · Physics 2017-11-30 ATLAS Collaboration

This paper presents an overview of the diboson production cross-section measurements and constraints on anomalous triple-gauge boson couplings performed by the ATLAS and CMS collaborations using proton-proton collisions produced at a…

High Energy Physics - Experiment · Physics 2013-05-17 Vincenzo Lombardo

Theoretical predictions of top-quark cross sections depend on the values of the parameters of the quantum chromodynamics Lagrangian, such as the strong coupling constant and the mass of the top quark, but also on parameters of the…

High Energy Physics - Experiment · Physics 2021-04-09 Matteo M. Defranchis

Stringent tests on top quark production and decay mechanisms are provided by the measurement of the top quark and W boson polarization. This paper presents a detailed study of these two measurements with the ATLAS detector, in the…

High Energy Physics - Experiment · Physics 2014-11-17 F. Hubaut , E. Monnier , P. Pralavorio , V. Simak , K. Smolek

Electroweak production of single top quarks is an as-yet-unverified prediction of the Standard model, potentially sensitive to new physics. Two of the single top quark productions channels have significant charge asymmetries at the LHC,…

High Energy Physics - Phenomenology · Physics 2009-11-11 Matthew T. Bowen

A measurement of prompt photon-pair production in proton-proton collisions at $\sqrt{s}=13$ TeV is presented. The data were recorded by the ATLAS detector at the LHC with an integrated luminosity of 139 fb$^{-1}$. Events with two photons in…

High Energy Physics - Experiment · Physics 2021-12-08 ATLAS Collaboration

A measurement of the top quark pair production cross section in the final state with a hadronically decaying tau lepton and jets is presented. The analysis is based on proton-proton collision data recorded by the ATLAS experiment at the…

High Energy Physics - Experiment · Physics 2013-06-11 ATLAS 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

Inclusive and differential cross-sections are measured at particle level for the associated production of a top quark pair and a photon ($t\bar{t}\gamma$). The analysis is performed using an integrated luminosity of 140 fb$^{-1}$ of…

High Energy Physics - Experiment · Physics 2024-11-08 ATLAS Collaboration

In this paper, the t-channel charged Higgs production at LHC is studied. Production process is a t-channel single top event with charged Higgs exchange. Therefore the signal is similar with Standard Model single top production in terms of…

High Energy Physics - Phenomenology · Physics 2016-04-27 Majid Hashemi , Seyyed Mohammad Zebarjad , Hossein Bakhshalizadeh