# ATLAS Conference Notes

2020-06-01
22:34
 Search for chargino-neutralino pair production in final states with three leptons and missing transverse momentum in $\sqrt{s}$ = 13 TeV p-p collisions with the ATLAS detector A search for chargino-neutralino pair production in three-lepton final states with missing transverse momentum in $\sqrt{s}$ = 13 TeV p-p collisions with the ATLAS detector is presented. [...] ATLAS-CONF-2020-015. - 2020. Original Communication (restricted to ATLAS) - Full text

2020-06-01
22:32
 Test of the universality of $\tau$ and $\mu$ lepton couplings in W boson decays from $t\bar{t}$ events at 13 TeV with the ATLAS detector The Standard Model of particle physics constitutes our current best understanding of physics at the smallest scales. [...] ATLAS-CONF-2020-014. - 2020. Original Communication (restricted to ATLAS) - Full text

2020-06-01
22:31
 Evidence for $t\bar{t}t\bar{t}$ production in the multilepton final state in proton-proton collisions at $\sqrt{s}=13$ TeV with the ATLAS detector A search for four-top-quark production using proton-proton collision data at a centre-of-mass energy of 13 TeV collected by the ATLAS detector corresponding to an integrated luminosity of 139 fb$^{-1}$ is presented. [...] ATLAS-CONF-2020-013. - 2020. - 26 p. Original Communication (restricted to ATLAS) - Full text

2020-06-01
22:29
 Reconstruction and identification of boosted di-$\tau$ systems in a search for Higgs boson pairs using 13 TeV proton-proton collision data in ATLAS In this note, a novel technique, referred to as the di-$\tau$ tagger, is designed to reconstruct and identify hadronically decaying $\tau^+\tau^-$ pairs with a large Lorentz boost in the ATLAS experiment at the Large Hadron Collider. [...] ATLAS-CONF-2020-012. - 2020. Original Communication (restricted to ATLAS) - Full text

2020-06-01
22:26
 Measurement of hadronic event shapes in multijet final states at $\sqrt{s} = 13$ TeV with the ATLAS detector A measurement of event shape variables in proton-proton collisions at large momentum transfer is presented using data collected at $\sqrt{s} = 13$ TeV with the ATLAS detector at the Large Hadron Collider. [...] ATLAS-CONF-2020-011. - 2020. Original Communication (restricted to ATLAS) - Full text

2020-06-01
22:20
 Measurement of light-by-light scattering and search for axion-like particles with 2.2 nb$^{−1}$ of Pb+Pb data with the ATLAS detector This note describes a measurement of light-by-light scattering based on Pb+Pb collision data recorded by the ATLAS experiment during the Run 2 of the LHC. [...] ATLAS-CONF-2020-010. - 2020. Original Communication (restricted to ATLAS) - Full text

2020-04-17
23:15
 Search for trilepton resonances from chargino and neutralino pair production in $\sqrt{s}$ = 13 TeV $pp$ collisions with the ATLAS detector A search is performed for the electroweak pair production of charginos and neutralinos which each decay through an R-parity-violating coupling to a lepton and a $W$, $Z$, or Higgs boson. [...] ATLAS-CONF-2020-009. - 2020. - 26 p. Original Communication (restricted to ATLAS) - Full text

2020-04-17
22:06
 Search for invisible Higgs boson decays with vector boson fusion signatures with the ATLAS detector using an integrated luminosity of 139 fb$^{-1}$ A direct search for Higgs bosons that are produced via vector boson fusion and subsequently decay into invisible particles is reported.The analysis uses 139 fb$^{-1}$ of $pp$ collision data at $\sqrt{s}$ = 13 TeV recorded by the ATLAS detector at the LHC. [...] ATLAS-CONF-2020-008. - 2020. Original Communication (restricted to ATLAS) - Full text

2020-04-11
16:43
 Measurement of the associated production of a Higgs boson decaying to $b$ quarks with a vector boson at high transverse momentum in $pp$ collisions at $\sqrt{s} = 13$ TeV with the ATLAS detector The associated production of a Higgs boson with a W or Z boson decaying to leptons and where the Higgs boson decays to a bb ̄ pair is measured in the high transverse momentum regime, above 250 GeV, with the ATLAS detector. [...] ATLAS-CONF-2020-007. - 2020. - 38 p. Original Communication (restricted to ATLAS) - Full text

2020-04-07
15:07
 Measurements of $WH$ and $ZH$ production in the $H\rightarrow b\bar{b}$ decay channel in $pp$ collisions at $13\,$TeV with the ATLAS detector Measurements are presented of the Standard Model Higgs boson decaying into a $b\bar{b}$ pair and produced in association with a $W$ or $Z$ boson decaying into leptons, using proton-proton collision data collected between 2015 and 2018 by the ATLAS detector. [...] ATLAS-CONF-2020-006. - 2020. - 65 p. Original Communication (restricted to ATLAS) - Full text