108 Result(s)
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Elementary Particles, Quantum Field Theory
**n-ran Dong
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Open AccessA search for heavy Higgs bosons decaying into vector bosons in same-sign two-lepton final states in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for heavy Higgs bosons produced in association with a vector boson and decaying into a pair of vector bosons is performed in final states with two leptons (electrons or muons) of the same electric cha...
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Open AccessSearch for \( t\overline{t}H/A\to t\overline{t}t\overline{t} \) production in the multilepton final state in proton–proton collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for a new heavy scalar or pseudo-scalar Higgs boson (H/A) produced in association with a pair of top quarks, with the Higgs boson decaying into a pair of top quarks (H/A →
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Open AccessSearches for lepton-flavour-violating decays of the Higgs boson into eτ and μτ in \( \sqrt{s} \) = 13 TeV pp collisions with the ATLAS detector
This paper presents direct searches for lepton flavour violation in Higgs boson decays, H → eτ and H → μτ, performed using data collected with the ATLAS detector at the LHC. The searches are based on a data sampl...
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Open AccessSearch for resonant WZ production in the fully leptonic final state in proton–proton collisions at \(\mathbf {\sqrt{s} = 13}\) TeV with the ATLAS detector
A search for a WZ resonance, in the fully leptonic final state (electrons or muons), is performed using 139 fb \(^{-1}\) ...
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Open AccessSearch for dark photons from Higgs boson decays via ZH production with a photon plus missing transverse momentum signature from pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
This paper describes a search for dark photons (γd) in proton-proton collisions at s ...
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Open AccessMeasurement of exclusive pion pair production in proton–proton collisions at \(\sqrt{s}={7}\,\text {TeV}\) with the ATLAS detector
The exclusive production of pion pairs in the process \(pp\rightarrow pp\pi ^+\pi ^-\) ...
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Open AccessSearch for high-mass Wγ and Zγ resonances using hadronic W/Z boson decays from 139 fb−1 of pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for high-mass charged and neutral bosons decaying to Wγ and Zγ final states is presented in this paper. The analysis uses a data sample of ...
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Open AccessSearch for dark matter produced in association with a dark Higgs boson decaying into W+W− in the one-lepton final state at \( \sqrt{s} \) = 13 TeV using 139 fb−1 of pp collisions recorded with the ATLAS detector
Several extensions of the Standard Model predict the production of dark matter particles at the LHC. A search for dark matter particles produced in association with a dark Higgs boson decaying into W+W− in the ...
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Open AccessSearch for third-generation vector-like leptons in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector
A search for vector-like leptons in multilepton (two, three, or four-or-more electrons plus muons) final states with zero or more hadronic τ-lepton decays is presented. The search is performed using a dataset cor...
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Open AccessSearch for a new Z′ gauge boson in 4μ events with the ATLAS experiment
This paper presents a search for a new Z′ vector gauge boson with the ATLAS experiment at the Large Hadron Collider using pp collision data collected at ...
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Open AccessSearch for dark matter produced in association with a single top quark and an energetic W boson in \(\sqrt{s}=\) 13 TeV \(pp\) collisions with the ATLAS detector
This paper presents a search for dark matter, \(\chi \) χ , using events wit...
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Open AccessSearch for resonant and non-resonant Higgs boson pair production in the \( b\overline{b}{\tau}^{+}{\tau}^{-} \) decay channel using 13 TeV pp collision data from the ATLAS detector
A search for Higgs boson pair production in events with two b-jets and two τ-leptons is presented, using a proton–proton collision dataset with an integrated luminosity of 139 fb−1 collected at
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Open AccessSearch for supersymmetry in final states with missing transverse momentum and three or more b-jets in 139 fb \(^{-1}\) of proton–proton collisions at \(\sqrt{s} = 13\) TeV with the ATLAS detector
A search for supersymmetry involving the pair production of gluinos decaying via off-shell third-generation squarks into the lightest neutralino ...
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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 ...
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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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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 heavy, long-lived, charged particles with large ionisation energy loss in pp collisions at \( \sqrt{s} \) = 13 TeV using the ATLAS experiment and the full Run 2 dataset
This paper presents a search for hypothetical massive, charged, long-lived particles with the ATLAS detector at the LHC using an integrated luminosity of 139 fb−1 of proton–proton collisions at
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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 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...
