604 Result(s)
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Open AccessMeasurement of \(\tau _\text {L}\) using the \({B} _s^0 \rightarrow J/\psi \eta \) decay mode
Using a proton–proton collision data sample collected by the LHCb detector and corresponding to an integrated luminosity of $$5.7~\text {fb}^{...
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Open AccessCharmonium production in pNe collisions at \(\sqrt{s_{\scriptscriptstyle \text {NN}}} =68.5\) GeV
The measurement of charmonium states produced in proton-neon ( \(p\text {Ne}\) p ...
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Article
Open AccessReconstruction of interactions in the ProtoDUNE-SP detector with Pandora
The Pandora Software Development Kit and algorithm libraries provide pattern-recognition logic essential to the reconstruction of particle interactions in liquid argon time projection chamber detectors. Pandor...
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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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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 AccessCMS pythia 8 colour reconnection tunes based on underlying-event data
New sets of parameter tunes for two of the colour reconnection models, quantum chromodynamics-inspired and gluon-move, implemented in the pythia 8 event generator, are obtained based on the default CMS pythia 8...
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Open AccessSearch for light Higgs bosons from supersymmetric cascade decays in \(\text {pp}\) collisions at \(\sqrt{s}=13\,\textrm{TeV}\)
A search is reported for pairs of light Higgs bosons ( \({\textrm{H}} _1\) H ...
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Open AccessMeasurements of Higgs boson production in the decay channel with a pair of \(\uptau \) leptons in proton–proton collisions at \(\sqrt{s}=13\) TeV
Measurements of Higgs boson production, where the Higgs boson decays into a pair of \(\uptau \) τ ...
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Open AccessMeasurement of the CP properties of Higgs boson interactions with \(\tau \) -leptons with the ATLAS detector
A study of the charge conjugation and parity ( \(\textit{CP}\) CP ) propertie...
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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 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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Article
A superluminous supernova lightened by collisions with pulsational pair-instability shells
Superluminous supernovae are among the most energetic stellar explosions in the Universe, but their energy sources remain an open question. Here we present long-term observations of one of the closest examples...
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Open AccessA study of \(C\!P\) violation in the decays \({{B} ^\pm } \rightarrow [{{K} ^+} {{K} ^-} {{\uppi } ^+} {{\uppi } ^-} ]_{D} h^{\pm }\) ( \(h = K, \pi \) ) and \({{B} ^\pm } \rightarrow [{{\uppi } ^+} {{\uppi } ^-} {{\uppi } ^+} {{\uppi } ^-} ]_{D} h^{\pm }\)
The first study of \(C\!P\) C P ...
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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 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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Article
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 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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Article
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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A super radio camera with a one-kilometre lens
A radio interferometric array in China will form a one-kilometre aperture for tracing solar bursts and will help to improve the prediction accuracy of dangerous space-weather events.