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High-precision measurements of the Drell-Yan production provide information on different aspects contributing to the process, such as parton distribution functions (PDFs), and comparisons with the current precision reached theoretically on…

High Energy Physics - Experiment · Physics 2017-09-01 Chiara Debenedetti

Recent results on cross sections sensitive to the parton distribution functions (PDFs) within the proton from the ATLAS and CMS Collaborations are presented. The potential impact on the inclusion of these data in fits to the PDFs is…

High Energy Physics - Experiment · Physics 2014-06-09 Mark Sutton

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

Ratios of top-quark pair to $Z$-boson cross sections measured from proton--proton collisions at the LHC centre-of-mass energies of $\sqrt s=13$TeV, 8TeV, and 7TeV are presented by the ATLAS Collaboration. Single ratios, at a given $\sqrt s$…

High Energy Physics - Experiment · Physics 2017-03-08 ATLAS Collaboration

The production of $W$/$Z$-bosons in association with jets is an important test of perturbative QCD predictions and also yields information about the parton distribution functions of the proton. We present fits to determine PDFs using…

High Energy Physics - Experiment · Physics 2022-09-15 Eimear Conroy

Cross-sections for the production of a $Z$ boson in association with two photons are measured in proton$-$proton collisions at a centre-of-mass energy of 13 TeV. The data used correspond to an integrated luminosity of 139 fb$^{-1}$ recorded…

High Energy Physics - Experiment · Physics 2023-07-18 ATLAS Collaboration

With over 45/pb of 7 TeV pp collisions recorded, the ATLAS Standard Model physics program is well under way. These proceedings survey the latest tests of the Standard Model at this unprecedented energy scale. An overview of recent ATLAS…

High Energy Physics - Experiment · Physics 2011-06-10 John Alison

The ratio of the production cross sections for W and Z bosons in association with jets has been measured in proton-proton collisions at $\sqrt{s}$ = 7 TeV with the ATLAS experiment at the Large Hadron Collider. The measurement is based on…

High Energy Physics - Experiment · Physics 2015-02-10 ATLAS Collaboration

Production of electroweak bosons, heavy quarks and jets in proton-proton collisions probe different aspects of QCD and are sensitive to the details of proton structure, expressed by parton distribution functions (PDFs). Precise measurements…

High Energy Physics - Experiment · Physics 2019-08-13 Saranya Ghosh

This paper presents an analysis at next-to-next-to-leading order in the theory of quantum chromodynamics for the determination of a new set of proton parton distribution functions using diverse measurements in $pp$ collisions at $\sqrt{s} =…

High Energy Physics - Experiment · Physics 2022-05-27 ATLAS Collaboration

The $ZZ$ production cross section in proton-proton collisions at 13 TeV center-of-mass energy is measured using 3.2 fb$^{-1}$ of data recorded with the ATLAS detector at the Large Hadron Collider. The considered $Z$ boson candidates decay…

High Energy Physics - Experiment · Physics 2016-03-25 ATLAS Collaboration

Differential cross-section measurements are presented for the electroweak production of two jets in association with a $Z$ boson. These measurements are sensitive to the vector-boson fusion production mechanism and provide a fundamental…

High Energy Physics - Experiment · Physics 2021-04-08 ATLAS Collaboration

High-precision measurements by the ATLAS Collaboration are presented of inclusive $W^+\to\ell^+\nu$, $W^-\to\ell^-\bar{\nu}$ and $Z/\gamma^*\to\ell\ell$ ($\ell=e,\mu$) Drell-Yan production cross sections at the LHC. The data were collected…

High Energy Physics - Experiment · Physics 2017-06-09 ATLAS Collaboration

We report LHC measurements of single $W$ and $Z$ boson production at different centre-of-mass energies. Together, the ATLAS, CMS, and LHCb detectors cover an absolute rapidity range from 0 to 4.5, enabling precision tests and studies of…

High Energy Physics - Experiment · Physics 2016-05-10 W. Barter

We report on the measurements of inclusive W+jets and Z+jets cross sections in proton-proton collisions at sqrt(s) = 7 TeV with the ATLAS detector. Cross sections, in both the electron and muon decay modes of the bosons, are presented as a…

High Energy Physics - Experiment · Physics 2011-06-13 Stefan Ask

Cross-sections of associated production of a Higgs boson decaying into bottom-quark pairs and an electroweak gauge boson, $W$ or $Z$, decaying into leptons are measured as a function of the gauge boson transverse momentum. The measurements…

High Energy Physics - Experiment · Physics 2019-07-09 ATLAS Collaboration

Pairs of gauge boson produced in proton-proton collisions at a center-of-mass energy $\sqrt{s}$ of 7 TeV are reconstructed with the ATLAS detector in their leptonic final states. Based on samples of integrated luminosity $L=1.0 fb^{-1}$…

High Energy Physics - Experiment · Physics 2015-06-03 Pierre-François Giraud

This paper presents for the first time a precise measurement of the production properties of the Z boson in the full phase space of the decay leptons. This is in contrast to the many previous precise unfolded measurements performed in the…

High Energy Physics - Experiment · Physics 2024-05-13 ATLAS Collaboration

The production of opposite-charge $W$-boson pairs in proton-proton collisions at $\sqrt{s}$ = 13 TeV is measured using data corresponding to 3.16 fb$^{-1}$ of integrated luminosity collected by the ATLAS detector at the CERN Large Hadron…

High Energy Physics - Experiment · Physics 2017-10-03 ATLAS Collaboration

A measurement of the associated production of a top-quark pair ($t\bar{t}$) with a vector boson ($W$, $Z$) in proton-proton collisions at a center-of-mass energy of 13 TeV is presented, using $36.1$ fb$^{-1}$ of integrated luminosity…

High Energy Physics - Experiment · Physics 2019-05-13 ATLAS Collaboration
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