154 Result(s)
within
**ang-Long Jiang
Measurement Science and Instrumentation
Nuclear Energy
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Article
Open AccessMeasurement of the \(H \rightarrow \gamma \gamma \) and \(H \rightarrow ZZ^* \rightarrow 4 \ell \) cross-sections in pp collisions at \(\sqrt{s}=13.6\) TeV with the ATLAS detector
The inclusive Higgs boson production cross-section is measured in the di-photon and the \(ZZ^* \rightarrow 4 \ell \) ...
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Open AccessPerformance of the reconstruction of large impact parameter tracks in the inner detector of ATLAS
Searches for long-lived particles (LLPs) are among the most promising avenues for discovering physics beyond the Standard Model at the Large Hadron Collider (LHC). However, displaced signatures are notoriously...
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Article
Open AccessSearch for pair production of third-generation leptoquarks decaying into a bottom quark and a \(\tau \) -lepton with the ATLAS detector
A search for pair-produced scalar or vector leptoquarks decaying into a b-quark and a \(\tau \) τ ...
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Open AccessA search for decays of the Higgs boson to invisible particles in events with a top-antitop quark pair or a vector boson in proton-proton collisions at \(\sqrt{s} = 13\,\text {Te}\hspace{-.08em}\text {V} \)
A search for decays to invisible particles of Higgs bosons produced in association with a top-antitop quark pair or a vector boson, which both decay to a fully hadronic final state, has been performed using pr...
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Open AccessMeasurements of differential cross sections of Higgs boson production through gluon fusion in the \(H\rightarrow WW^{*}\rightarrow e\nu \mu \nu \) final state at \(\sqrt{s} = 13\) TeV with the ATLAS detector
Higgs boson production via gluon–gluon fusion is measured in the \(WW^{*} \rightarrow e\nu \mu \nu \) ...
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Open AccessSearch for doubly charged Higgs boson production in multi-lepton final states using 139 fb \(^{-1}\) of proton–proton collisions at \(\sqrt{s}\) = 13 TeV with the ATLAS detector
A search for pair production of doubly charged Higgs bosons ( \(H^{\pm \pm }\) H ...
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Article
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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Article
Open AccessMeasurement of the differential \(\hbox {t}\overline{\hbox {t}}\) production cross section as a function of the jet mass and extraction of the top quark mass in hadronic decays of boosted top quarks
A measurement of the jet mass distribution in hadronic decays of Lorentz-boosted top quarks is presented. The measurement is performed in the lepton + jets channel of top quark pair production (
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Open AccessSearches for new phenomena in events with two leptons, jets, and missing transverse momentum in 139 fb \(^{-1}\) of \(\varvec{\sqrt{s}}=13\) TeV \(\varvec{pp}\) collisions with the ATLAS detector
Searches for new phenomena inspired by supersymmetry in final states containing an \(e^+e^-\) ...
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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 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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Article
Open AccessSearch for type-III seesaw heavy leptons in leptonic final states in pp collisions at \(\sqrt{s} = 13~\text {TeV}\) with the ATLAS detector
A search for the pair production of heavy leptons as predicted by the type-III seesaw mechanism is presented. The search uses proton–proton collision data at a centre-of-mass energy of 13 TeV, corresponding to ...
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Article
Open AccessScintillation light detection in the 6-m drift-length ProtoDUNE Dual Phase liquid argon TPC
DUNE is a dual-site experiment for long-baseline neutrino oscillation studies, neutrino astrophysics and nucleon decay searches. ProtoDUNE Dual Phase (DP) is a 6
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Article
Open AccessSearch for long-lived charginos based on a disappearing-track signature using 136 fb \(^{-1}\) of pp collisions at \(\sqrt{s}\) = 13 TeV with the ATLAS detector
A search for long-lived charginos produced either directly or in the cascade decay of heavy prompt gluino states is presented. The search is based on proton–proton collision data collected at a centre-of-mass ...
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Article
Open AccessMeasurement of the energy asymmetry in \(t{\bar{t}}j\) production at \(13\,\) TeV with the ATLAS experiment and interpretation in the SMEFT framework
A measurement of the energy asymmetry in jet-associated top-quark pair production is presented using \(139\,{\mathrm {fb}}^{-1}\) ...
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Article
Open AccessSearch for chargino–neutralino pair production in final states with three leptons and missing transverse momentum in \(\sqrt{s} = 13\) TeV pp collisions with the ATLAS detector
A search for chargino–neutralino pair production in three-lepton final states with missing transverse momentum is presented. The study is based on a dataset of
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Article
Open AccessSearch for R-parity-violating supersymmetry in a final state containing leptons and many jets with the ATLAS experiment using \(\sqrt{s} = 13\hbox { TeV}\) proton–proton collision data
A search for R-parity-violating supersymmetry in final states characterized by high jet multiplicity, at least one isolated light lepton and either zero or at least three b-tagged jets is presented. The search us...
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Article
Open AccessSearch for dark matter produced in association with a single top quark in \(\sqrt{s}=13\) TeV \(pp\) collisions with the ATLAS detector
This paper presents a search for dark matter in the context of a two-Higgs-doublet model together with an additional pseudoscalar mediator, a, which decays into the dark-matter particles. Processes where the pseu...
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Article
Open AccessMeasurements of the inclusive and differential production cross sections of a top-quark–antiquark pair in association with a Z boson at \(\sqrt{s} = 13\) TeV with the ATLAS detector
Measurements of both the inclusive and differential production cross sections of a top-quark–antiquark pair in association with a Z boson ( $$t...
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Article
Open AccessMeasurement of single top-quark production in association with a W boson in the single-lepton channel at \(\sqrt{s} = 8\,\text {TeV}\) with the ATLAS detector
The production cross-section of a top quark in association with a W boson is measured using proton–proton collisions at $$\sqrt{s} = 8\,\text ...
