98 Result(s)
within
A. Petukhov
Physics
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Article
Open AccessMeasurement of the total and differential Higgs boson production cross-sections at \( \sqrt{s} \) = 13 TeV with the ATLAS detector by combining the H → ZZ* → 4ℓ and H → γγ decay channels
The total and differential Higgs boson production cross-sections are measured through a combined statistical analysis of the H → ZZ* → 4ℓ and H → γγ decay channels. The results are based on a dataset of 139 fb−1 ...
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Open AccessMeasurement of the nuclear modification factor of b-jets in 5.02 TeV Pb+Pb collisions with the ATLAS detector
This paper presents a measurement of b-jet production in Pb+Pb and pp collisions at \(\sqrt{s_{_\text {NN}}}=5.02\) ...
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Open AccessMeasurement of the total cross section and \(\rho \) -parameter from elastic scattering in pp collisions at \(\sqrt{s}=13\) TeV with the ATLAS detector
In a special run of the LHC with \(\beta ^{\star } = 2.5\) β ...
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Open AccessSearch for heavy resonances decaying into a Z or W boson and a Higgs boson in final states with leptons and b-jets in 139 fb−1 of pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
This article presents a search for new resonances decaying into a Z or W boson and a 125 GeV Higgs boson h, and it targets the ...
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Open AccessSearch for direct pair production of sleptons and charginos decaying to two leptons and neutralinos with mass splittings near the W-boson mass in \( \sqrt{s} \) = 13 TeV pp collisions with the ATLAS detector
A search for the electroweak production of pairs of charged sleptons or charginos decaying into two-lepton final states with missing transverse momentum is presented. Two simplified models of R-parity-conserving ...
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Open AccessA search for new resonances in multiple final states with a high transverse momentum Z boson in \( \sqrt{s} \) = 13 TeV pp collisions with the ATLAS detector
A generic search for resonances is performed with events containing a Z boson with transverse momentum greater than 100 GeV, decaying into e+e− or μ+μ−. The analysed data collected with the ATLAS detector in prot...
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Open AccessObservation of four-top-quark production in the multilepton final state with the ATLAS detector
This paper presents the observation of four-top-quark ( \(t\bar{t}t\bar{t}\) t ...
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Open AccessConstraints on spin-0 dark matter mediators and invisible Higgs decays using ATLAS 13 TeV pp collision data with two top quarks and missing transverse momentum in the final state
This paper presents a statistical combination of searches targeting final states with two top quarks and invisible particles, characterised by the presence of zero, one or two leptons, at least one jet origina...
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Open AccessCross-section measurements for the production of a Z boson in association with high-transverse-momentum jets in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
Cross-section measurements for a Z boson produced in association with high-transverse-momentum jets (pT ≥ 100 GeV) and decaying into a charged-lepton pair (e+e−, μ+μ−) are presented. The measurements are performe...
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Open AccessMeasurement of electroweak \( Z\left(\nu \overline{\nu}\right)\gamma jj \) production and limits on anomalous quartic gauge couplings in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
The electroweak production of Z ν ...
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Open AccessSearch for Higgs boson pair production in association with a vector boson in pp collisions at \(\sqrt{s}=13\,\text {TeV}\) with the ATLAS detector
This paper reports a search for Higgs boson pair (hh) production in association with a vector boson ( \(W\; {\text {o}r}\; Z\)
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Open AccessMeasurements of observables sensitive to colour reconnection in \(t{\bar{t}}\) events with the ATLAS detector at \(\sqrt{s} =\) 13 TeV
A measurement of observables sensitive to effects of colour reconnection in top-quark pair-production events is presented using 139 $$\hbox {f...
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Article
Open AccessSearch for light long-lived neutral particles that decay to collimated pairs of leptons or light hadrons in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for light long-lived neutral particles with masses in the O(MeV–GeV) range is presented. The analysis targets the production of long-lived dark photons in the decay of a Higgs boson produced via gluon–gl...
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Open AccessSearch for flavour-changing neutral current interactions of the top quark and the Higgs boson in events with a pair of τ-leptons in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for flavour-changing neutral current (FCNC) tqH interactions involving a top quark, another up-type quark (q = u, c), and a Standard Model (SM) Higgs boson decaying into a τ-lepton pair (H → τ+τ−) is pre...
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Open AccessMeasurement of the \( t\overline{t} \) production cross-section in pp collisions at \( \sqrt{s} \) = 5.02 TeV with the ATLAS detector
The inclusive top-quark pair ( t t ¯ ...
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Article
Open AccessMeasurement of single top-quark production in the s-channel in proton–proton collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A measurement of single top-quark production in the s-channel is performed in proton–proton collisions at a centre-of-mass energy of 13 TeV with the ATLAS detector at the CERN Large Hadron Collider. The datase...
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Open AccessExclusive dielectron production in ultraperipheral Pb+Pb collisions at \( \sqrt{s_{\textrm{NN}}} \) = 5.02 TeV with ATLAS
Exclusive production of dielectron pairs, γγ → e+e−, is studied using L int ...
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Article
Open AccessMeasurement of \(Z\gamma \gamma \) production in pp collisions at \(\sqrt{s}= 13\) TeV with the ATLAS detector
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 o...
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Open AccessSearch for pair-produced scalar and vector leptoquarks decaying into third-generation quarks and first- or second-generation leptons in pp collisions with the ATLAS detector
A search for pair-produced scalar and vector leptoquarks decaying into quarks and leptons of different generations is presented. It uses the full LHC Run 2 (2015–2018) data set of 139 fb−1 collected with the ATLA...
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Open AccessSearch for long-lived, massive particles in events with displaced vertices and multiple jets in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for long-lived particles decaying into hadrons is presented. The analysis uses 139 fb−1 of pp collision data collected at ...
