160 Result(s)
within
H. Cai
Astronomy, Astrophysics and Cosmology
Nuclear Physics, Heavy Ions, Hadrons
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Open AccessSearch for \({{B} _{c} ^+} \!\rightarrow {{\pi } ^+} {\mu ^+\mu ^-} \) decays and measurement of the branching fraction ratio \({\mathcal {B}} ({{B} _{c} ^+} \!\rightarrow {\psi {(2S)}} {{\pi } ^+} )/{\mathcal {B}} ({{B} _{c} ^+} \!\rightarrow {{J \hspace{-1.66656pt}/\hspace{-1.111pt}\psi }} {{\pi } ^+} )\)
The first search for nonresonant \({{B} _{c} ^+} \!\rightarrow {{\pi } ^+} {\mu ^+\mu ^-} \) ...
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Open AccessA precise measurement of the Z-boson double-differential transverse momentum and rapidity distributions in the full phase space of the decay leptons with the ATLAS experiment at \(\sqrt{s}=8\) TeV
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 mea...
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Open AccessMeasurement of the production cross-section of \(J/\psi \) and \(\psi (2{\textrm{S}})\) mesons in pp collisions at \(\sqrt{s} = 13\) TeV with the ATLAS detector
Measurements of the differential production cross-sections of prompt and non-prompt \(J/\psi \) ...
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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 AccessSearch for heavy Majorana or Dirac neutrinos and right-handed W gauge bosons in final states with charged leptons and jets in pp collisions at \(\sqrt{s}=13\) TeV with the ATLAS detector
A search for heavy right-handed Majorana or Dirac neutrinos \(N_{\textrm{R}}\) N ...
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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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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 AccessLuminosity determination in pp collisions at \(\sqrt{s}=13\) TeV using the ATLAS detector at the LHC
The luminosity determination for the ATLAS detector at the LHC during Run 2 is presented, with pp collisions at a centre-of-mass energy $$\sqr...
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Open AccessSearch for Majorana neutrinos in same-sign WW scattering events from pp collisions at \(\sqrt{s}=13\) TeV
A search for Majorana neutrinos in same-sign WW scattering events is presented. The analysis uses \(\sqrt{s}= 13\) ...
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Open AccessSearches for exclusive Higgs and Z boson decays into a vector quarkonium state and a photon using 139 fb \(^{-1}\) of ATLAS \(\sqrt{s}=13\) TeV proton–proton collision data
Searches for the exclusive decays of Higgs and Z bosons into a vector quarkonium state and a photon are performed in the $$\mu ^+\mu ^-\,\gamm...
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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 AccessNew techniques for jet calibration with the ATLAS detector
A determination of the jet energy scale is presented using proton–proton collision data with a centre-of-mass energy of \(\sqrt{s}=13\) ...
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Open AccessCalibration of the light-flavour jet mistagging efficiency of the b-tagging algorithms with Z+jets events using 139 \(\textrm{fb}^{-1}\) of ATLAS proton–proton collision data at \(\sqrt{s} = 13\) TeV
The identification of b-jets, referred to as b-tagging, is an important part of many physics analyses in the ATLAS experiment at the Large Hadron Collider and an accurate calibration of its performance is essenti...
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Open AccessSearch for pair-produced vector-like top and bottom partners in events with large missing transverse momentum in pp collisions with the ATLAS detector
A search for pair-produced vector-like quarks using events with exactly one lepton (e or \(\mu \) μ ...
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Open AccessMeasurements of \(W^{+}W^{-}\) production in decay topologies inspired by searches for electroweak supersymmetry
This paper presents a measurement of fiducial and differential cross-sections for \(W^{+}W^{-}\) ...
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Open AccessPublisher Erratum: Open charm production and asymmetry in pNe collisions at \(\sqrt{s_{\scriptscriptstyle {\text {NN}}}} = 68.5\) GeV
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Open AccessStudies of the muon momentum calibration and performance of the ATLAS detector with pp collisions at \(\sqrt{s}=13\) TeV
This paper presents the muon momentum calibration and performance studies for the ATLAS detector based on the pp collisions data sample produced at ...
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Open AccessATLAS flavour-tagging algorithms for the LHC Run 2 pp collision dataset
The flavour-tagging algorithms developed by the ATLAS Collaboration and used to analyse its dataset of \(\sqrt{s} = 13\) ...
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Open AccessPublisher Erratum: A study of \(C\!P\) violation in the decays \({{B} ^\pm } \rightarrow [{{K} ^+} {{K} ^-} {{\uppi } ^+} {{\uppi } ^-} ]_{D} h^{\pm }\) ( \(h = K, \pi \) ) and \({{B} ^\pm } \rightarrow [{{\uppi } ^+} {{\uppi } ^-} {{\uppi } ^+} {{\uppi } ^-} ]_{D} h^{\pm }\)
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Open AccessSearch for \(D^{*}(2007)^{0} \rightarrow \mu ^{+} \mu ^{-}\) in \(B^{-}\rightarrow \pi ^{-} \mu ^{+} \mu ^{-}\) decays
The very rare \({{D} ^*} (2007)^0\!\rightarrow {\mu ^+\mu ^-} \) ...
