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Search for boosted low-mass resonances decaying into hadrons produced in association with a photon in pp collisions at 13 TeV with the ATLAS detector
ATLAS Collaboration
Many extensions of the Standard Model, including those with dark matter particles, propose new mediator particles that decay into hadrons. This paper presents a search for such low…
Search for non-resonant Higgs boson pair production in final states with leptons, taus, and photons in collisions at = 13 TeV with the ATLAS detector
ATLAS Collaboration
A search is presented for non-resonant Higgs boson pair production, targeting the , 4 ( = or ), , 4, and decay channels. Events are catego…
Interpretations of the ATLAS measurements of Higgs boson production and decay rates and differential cross-sections in collisions at TeV
ATLAS Collaboration
Measurements of the Higgs boson production times decay rates and differential cross-sections have recently been performed by the ATLAS experiment in several decay channels using up…
ATLAS Run 2 searches for electroweak production of supersymmetric particles interpreted within the pMSSM
ATLAS Collaboration
A summary of the constraints from searches performed by the ATLAS Collaboration for the electroweak production of charginos and neutralinos is presented. Results from eight separat…
Search for electroweak production of supersymmetric particles in final states with two -leptons in = 13 TeV collisions with the ATLAS detector
ATLAS Collaboration
Three searches for the direct production of -sleptons or charginos and neutralinos in final states with at least two hadronically decaying -leptons are presented. For chargin…
Search for new phenomena with top-quark pairs and large missing transverse momentum using 140 of collision data at TeV with the ATLAS detector
ATLAS Collaboration
A search is conducted for new phenomena in events with a top quark pair and large missing transverse momentum, where the top quark pair is reconstructed in final states with one is…
Study of High-Transverse-Momentum Higgs Boson Production in Association with a Vector Boson in the Final State with the ATLAS Detector
ATLAS Collaboration
This Letter presents the first study of Higgs boson production in association with a vector boson (V = W or Z) in the fully hadronic final state using data recorded by the A…
Inclusive and differential cross-section measurements of production in collisions at TeV with the ATLAS detector, including EFT and spin-correlation interpretations
ATLAS Collaboration
Measurements of both the inclusive and differential production cross sections of a top-quark-top-antiquark pair in association with a boson () are presented. Final s…
Search for the decay of the Higgs boson to a boson and a light pseudoscalar particle decaying to two photons
ATLAS Collaboration
A search for the decay of the Higgs boson to a boson and a light, pseudoscalar particle, , decaying respectively to two leptons and to two photons is reported. The search us…
Search for a CP-odd Higgs boson decaying into a heavy CP-even Higgs boson and a boson in the and final states using 140 fb of data collected with the ATLAS detector
ATLAS Collaboration
A search for a heavy CP-odd Higgs boson, , decaying into a boson and a heavy CP-even Higgs boson, , is presented. It uses the full LHC Run 2 dataset of collisions at…
Search for Resonant Production of Dark Quarks in the Dijet Final State with the ATLAS Detector
ATLAS Collaboration
This paper presents a search for a new resonance decaying into a pair of dark quarks which hadronise into dark hadrons before promptly decaying back as Standard Model pa…
Electron and photon efficiencies in LHC Run 2 with the ATLAS experiment
ATLAS Collaboration
Precision measurements of electron reconstruction, identification, and isolation efficiencies and photon identification efficiencies are presented. They use the full Run 2 data sam…
Differential cross-section measurements of the production of four charged leptons in association with two jets using the ATLAS detector
ATLAS Collaboration
Differential cross-sections are measured for the production of four charged leptons in association with two jets. These measurements are sensitive to final states in which the jets…
Search for vector-boson resonances decaying into a top quark and a bottom quark using collisions at TeV with the ATLAS detector
ATLAS Collaboration
A search for a new massive charged gauge boson, , is performed with the ATLAS detector at the LHC. The dataset used in this analysis was collected from proton-proton collisions…
Search for a new heavy scalar particle decaying into a Higgs boson and a new scalar singlet in final states with one or two light leptons and a pair of -leptons with the ATLAS detector
ATLAS Collaboration
A search for a new heavy scalar particle decaying into a Standard Model (SM) Higgs boson and a new singlet scalar particle is presented. The search uses a proton-proton ($p…
Search for dark matter produced in association with a Higgs boson decaying to tau leptons at TeV with the ATLAS detector
ATLAS Collaboration
A search for dark matter produced in association with a Higgs boson in final states with two hadronically decaying -leptons and missing transverse momentum is presented. The ana…
Search for single production of vector-like quarks decaying into or in collisions at TeV with the ATLAS detector
ATLAS Collaboration
This paper describes a search for the single production of an up-type vector-like quark () decaying as or . The search utilises a dataset of…
Search for an axion-like particle with forward proton scattering in association with photon pairs at ATLAS
ATLAS Collaboration
A search for forward proton scattering in association with light-by-light scattering mediated by an axion-like particle is presented, using the ATLAS Forward Proton spectrometer to…
Observation of an excess of di-charmonium events in the four-muon final state with the ATLAS detector
ATLAS Collaboration
A search is made for potential tetraquarks decaying into a pair of charmonium states in the four muon final state using proton-proton collision data at $\sqrt{s}…
Search for third-generation vector-like leptons in collisions at with the ATLAS detector
ATLAS Collaboration
A search for vector-like leptons in multilepton (two, three, or four-or-more electrons plus muons) final states with zero or more hadronic -lepton decays is presented. The searc…
Search for a light charged Higgs boson in decays, with , in the lepton+jets final state in proton-proton collisions at TeV with the ATLAS detector
ATLAS Collaboration
A search for a charged Higgs boson, , produced in top-quark decays, , is presented. The search targets decays into a bottom and a charm q…
Searches for lepton-flavour-violating decays of the Higgs boson into and in TeV collisions with the ATLAS detector
ATLAS Collaboration
This paper presents direct searches for lepton flavour violation in Higgs boson decays, and , performed using data collected with the ATLAS detect…
Inclusive-photon production and its dependence on photon isolation in collisions at TeV using 139 fb of ATLAS data
ATLAS Collaboration
Measurements of differential cross sections are presented for inclusive isolated-photon production in collisions at a centre-of-mass energy of 13 TeV provided by the LHC and u…
Measurement of the four-lepton invariant mass spectrum in 13 TeV proton-proton collisions with the ATLAS detector
ATLAS Collaboration
A measurement of the four-lepton invariant mass spectrum is made with the ATLAS detector, using an integrated luminosity of 36.1 fb of proton-proton collisions at …