# ATLAS Conference Contributions

Senast inlagda poster:
2020-11-23
11:52
 Top-quark-antiquark production in association with a photon in the electron-muon channel at a center-of-mass energy of 13 TeV with the ATLAS detector / Meshreki, John Kamal Rizk (Department Physik, Universitaet Siegen) The cross-section of top-quark-antiquark pair production in association with a photon is important in order to determine the electromagnetic coupling of the top-quark with high precision. [...] ATL-PHYS-PROC-2020-111. - 2020. - 3 p. Original Communication (restricted to ATLAS) - Full text

2020-11-23
11:31
 Jet Production in Heavy Ion Collisions with the ATLAS Experiment / Santos, Helena (Laboratorio de Instrumenta\c{c}\~ao e Fisica Experimental de Particulas - LIP, Lisbon) Jets are an important tool to study the hot, dense matter produced in Pb+Pb collisions at the LHC. [...] ATL-PHYS-PROC-2020-110. - 2020. - 6 p. Original Communication (restricted to ATLAS) - Full text

2020-11-23
10:19
 Getting the public closer to the experimental facilities / Pereira Peixoto, Ana Paula (Laboratorio de Instrumenta\c{c}\~ao e Fisica Experimental de Particulas - LIP, Lisbon) ; Bianchi, Riccardo Maria (University of Pittsburgh) ; Vukotic, Ilija (University of Chicago, Enrico Fermi Institute) ; Potter, Connie (European Laboratory for Particle Physics, CERN) ; Adam Bourdarios, Claire (LAPP, Univ. Grenoble Alpes, Univ. Savoie Mont Blanc, CNRS/IN2P3, Annecy) For many High Energy Physics experiments the experimental area is difficult to access for visitors. [...] ATL-OREACH-PROC-2020-009. - 2020. - 6 p. Original Communication (restricted to ATLAS) - Full text

2020-11-19
12:23
 Searches for additional Higgs bosons in the ATLAS detector / Lorenz, Jeanette (Fakultaet fuer Physik, Ludwig-Maximilians-Universitaet Muenchen) Since the discovery of the Higgs boson with the mass of about 125 GeV, much effort has been spent looking for further scalars, which are motivated in many scenarios. [...] ATL-PHYS-PROC-2020-109. - 2020. - 6 p. Original Communication (restricted to ATLAS) - Full text

2020-11-19
12:01
 Performance of the ATLAS Tile Calorimeter / Harkusha, Siarhei (Institute of Physics, National Academy of Sciences) The Tile Calorimeter (TileCal) is a sampling hadronic calorimeter covering the central region of the ATLAS experiment, with steel as absorber and plastic scintillators as active medium. [...] ATL-TILECAL-PROC-2020-021. - 2020. - 6 p. Original Communication (restricted to ATLAS) - Full text

2020-11-16
21:33
 Impact of ATLAS $V$ + jets data on PDF fits / Giuli, Francesco (INFN Roma Tor Vergata and Universita' di Roma Tor Vergata, Dipartimento di Fisica) Proceeding of the ATLAS talk given at the QCD20 conference, held in Montpellier (France), from the 27/10/2020 to the 31/10/2020 ATL-PHYS-PROC-2020-108. - 2020. - 5 p. Original Communication (restricted to ATLAS) - Full text

2020-11-13
18:19
 Search for Type-III SeeSaw heavy leptons in dileptonic final states using 139 fb$^{-1}$ of $pp$ collision at $\sqrt{s}$ = 13 TeV with the ATLAS detector / Carratta, Giuseppe (Universita e INFN, Bologna) The discovery of neutrino oscillations implies they have non-null masses much smaller than charged leptons. [...] ATL-PHYS-PROC-2020-107. - 2020. - 3 p. Original Communication (restricted to ATLAS) - Full text

2020-11-13
14:28
 Upgrade of ATLAS Hadronic Tile Calorimeter for the High Luminosity LHC / Moayedi, Seyedali (The University of Texas at Arlington) The Tile Calorimeter (TileCal) is a sampling hadronic calorimeter covering the central region of the ATLAS experiment, with steel as absorber and plastic scintillators as active medium. [...] ATL-TILECAL-PROC-2020-020. - 2020. - 10 p. Original Communication (restricted to ATLAS) - Full text

2020-11-12
17:27
 Higgs Boson measurements in the H$\rightarrow$WW$\rightarrow\ell\nu\ell\nu$ decay channel / Aggarwal, Anamika (Radboud University Nijmegen and NIKHEF) Due to its large branching ratio, Higgs boson decays into pairs of W bosons are among the most promising signature to measure CP and coupling properties of the Higgs boson, as well as its inclusive and differential cross-section. [...] ATL-PHYS-PROC-2020-106. - 2020. - 3 p. Original Communication (restricted to ATLAS) - Full text

2020-11-12
17:08
 Production and test of Micromegas boards for the ATLAS New Small Wheel project / Longo, Luigi (European Laboratory for Particle Physics, CERN) The muon system of the ATLAS Experiment will be upgraded in 2021 with Micromegas detectors covering an active area of about 1280 m$^{2}$, being the largest system based on Micro Pattern Gaseous Detector (MPGD) ever built so far. [...] ATL-MUON-PROC-2020-020. - 2020. - 3 p. Original Communication (restricted to ATLAS) - Full text