421 Result(s)
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Article
J. Bortfeldt
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Open AccessMeasurements of the Higgs boson inclusive and differential fiducial cross sections in the 4 \(\ell \) decay channel at \(\sqrt{s}\) = 13 TeV
Inclusive and differential fiducial cross sections of the Higgs boson are measured in the \(H \rightarrow ZZ^{*} \rightarrow 4\ell \) ...
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Open AccessSearch for new phenomena in final states with large jet multiplicities and missing transverse momentum using \( \sqrt{s} \) = 13 TeV proton-proton collisions recorded by ATLAS in Run 2 of the LHC
Results of a search for new particles decaying into eight or more jets and moderate missing transverse momentum are presented. The analysis uses 139 fb−1 of proton-proton collision data at
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Open AccessSearch for \( t\overline{t} \) resonances in fully hadronic final states in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
This paper presents a search for new heavy particles decaying into a pair of top quarks using 139 fb−1 of proton-proton collision data recorded at a centre-of-mass energy of
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Open AccessErratum to: Measurement of differential cross sections and W+/W− cross-section ratios for W boson production in association with jets at \( \sqrt{s} \) = 8 TeV with the ATLAS detector
Two additions impacting tables 3 and 4 in ref. [1] are presented in the following. No significant impact is found for other results or figures in ref. [1].
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Open AccessSearch for direct production of electroweakinos in final states with missing transverse momentum and a Higgs boson decaying into photons in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for a chargino-neutralino pair decaying via the 125 GeV Higgs boson into photons is presented. The study is based on the data collected between 2015 and 2018 with the ATLAS detector at the LHC, corres...
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Open AccessPerformance of the missing transverse momentum triggers for the ATLAS detector during Run-2 data taking
The factor of four increase in the LHC luminosity, from 0.5 × 1034 cm−2s−1 to 2.0 × 1034cm−2s−1, and the corresponding increase in pile-up collisions during the 2015–2018 data-taking period, presented a challenge...
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Open AccessMeasurements of top-quark pair spin correlations in the \(e\mu \) channel at \(\sqrt{s} = 13\) TeV using pp collisions in the ATLAS detector
A measurement of observables sensitive to spin correlations in \(t\bar{t}\)tt¯ production is presented, using 36.1 \(\hbox {fb}^{-1}\)fb-1 of pp collision data at \(\sqrt{s} = 13\)s=13 TeV recorded with the ATLAS...
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Open AccessSearch for a scalar partner of the top quark in the all-hadronic \(t{\bar{t}}\) plus missing transverse momentum final state at \(\sqrt{s}=13\) TeV with the ATLAS detector
A search for direct pair production of scalar partners of the top quark (top squarks or scalar third-generation up-type leptoquarks) in the all-hadronic \(t{\bar{t}}\)tt¯ plus missing transverse momentum final st...
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Open AccessCombination of the W boson polarization measurements in top quark decays using ATLAS and CMS data at \( \sqrt{s} \) = 8 TeV
The combination of measurements of the W boson polarization in top quark decays performed by the ATLAS and CMS collaborations is presented. The measurements are based on proton-proton collision data produced a...
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Open AccessSearch for direct production of electroweakinos in final states with one lepton, missing transverse momentum and a Higgs boson decaying into two b-jets in \(pp\) collisions at \(\sqrt{s}=13\) TeV with the ATLAS detector
The results of a search for electroweakino pair production \(pp \rightarrow \tilde{\chi }^\pm _1 \tilde{\chi }^0_2\)pp→χ~1±χ~20 in which the chargino (\(\tilde{\chi }^\pm _1\)χ~1±) decays into a W boson and the l...
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Open AccessObservation of the associated production of a top quark and a Z boson in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
Single top-quark production in association with a Z boson, where the Z boson decays to a pair of charged leptons, is measured in the trilepton channel. The proton-proton collision data collected by the ATLAS expe...
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Open AccessSearch for the HH → \( b\overline{b}b\overline{b} \) process via vector-boson fusion production using proton-proton collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for Higgs boson pair production via vector-boson fusion (VBF) in the b b ...
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Open AccessMeasurement of the transverse momentum distribution of Drell–Yan lepton pairs in proton–proton collisions at \(\sqrt{s}=13\,\)TeV with the ATLAS detector
This paper describes precision measurements of the transverse momentum \(p_\mathrm {T}^{\ell \ell }\)pTℓℓ (\(\ell =e,\mu \)ℓ=e,μ) and of the angular variable \(\phi ^{*}_{\eta }\)ϕη∗ distributions of Drell–Yan le...
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Open AccessMeasurements of the production cross-section for a Z boson in association with b-jets in proton-proton collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
This paper presents a measurement of the production cross-section of a Z boson in association with b-jets, in proton-proton collisions at ...
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Open AccessSearch for dijet resonances in events with an isolated charged lepton using \( \sqrt{s} \) = 13 TeV proton-proton collision data collected by the ATLAS detector
A search for dijet resonances in events with at least one isolated charged lepon is performed using 139 fb−1 of s \( \sqrt{s} \) = 13 TeV proton-proton collision data recorded by the ATLAS detector at the L...
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Open AccessMeasurement of the \(t\bar{t}\) production cross-section and lepton differential distributions in \(e\mu \) dilepton events from pp collisions at \(\sqrt{s}=13\,\text {TeV}\) with the ATLAS detector
The inclusive top quark pair ( \(t\bar{t}\) t ...
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Open AccessErratum to: Search for diboson resonances in hadronic final states in 139 fb−1 of pp collisions at \( \sqrt{\mathrm{s}} \) = 13 TeV with the ATLAS detector
A mistake was identified for the paper [1] in the treatment of the radion [2] cross-sections, which resulted in multiple changes.
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Open AccessSearch for squarks and gluinos in final states with same-sign leptons and jets using 139 fb−1 of data collected with the ATLAS detector
A search for supersymmetric partners of gluons and quarks is presented, involving signatures with jets and either two isolated leptons (electrons or muons) with the same electric charge, or at least three isol...
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Open AccessSearch for light long-lived neutral particles produced in pp collisions at \(\sqrt{s} = 13~\mathrm {TeV}\) and decaying into collimated leptons or light hadrons with the ATLAS detector
Several models of physics beyond the Standard Model predict the existence of dark photons, light neutral particles decaying into collimated leptons or light hadrons. This paper presents a search for long-lived...
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Open AccessMeasurement of isolated-photon plus two-jet production in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
The dynamics of isolated-photon plus two-jet production in pp collisions at a centre-of-mass energy of 13 TeV are studied with the ATLAS detector at the LHC using a dataset corresponding to an integrated luminosi...
