ATLAS Conference Contributions

2019-06-17
13:21
 Measurements of dijet azimuthal decorrelations and extraction of alphaS at ATLAS / Hubacek, Zdenek (Czech Technical University in Prague) The production of jets at hadron colliders provides stringent tests of perturbative QCD. [...] ATL-PHYS-PROC-2019-047. - 2019. - 6 p. Original Communication (restricted to ATLAS) - Full text

2019-06-13
20:34
 Search for Dilepton Resonances / White, Aaron (University of Michigan, Department of Physics) A search for resonances in the dielectron and dimuon mass spectra from 250 GeV to 6 TeV is presented. [...] ATL-PHYS-PROC-2019-046. - 2019. - 5 p. Original Communication (restricted to ATLAS) - Full text

2019-06-13
20:27
 Exotic Higgs decays at the LHC / Snyder, Scott (Brookhaven National Laboratory (BNL)) Many interesting extensions to the Standard Model predict nonstandard decays of the 125 GeV Higgs boson. [...] ATL-PHYS-PROC-2019-045. - 2019. - 5 p. Original Communication (restricted to ATLAS) - Full text

2019-06-12
14:41
 Primary Vertex Selection in VBF Higgs to Invisibles at the HL-LHC with the ATLAS Experiment / Safdari, Murtaza (SLAC National Accelerator Laboratory) ; Schwartzman, Ariel (SLAC National Accelerator Laboratory) ; Cairo, Valentina Maria (SLAC National Accelerator Laboratory) ; Lee, Graham Richard (University of Bergen) ATLAS has developed a new approach for vertex selection in VBF invisible events at HL-LHC conditions, exploiting its new forward tracking capabilities, integrating calorimeter and tracking information to mitigate the impact of pileup vertex merging, and introducing a new way to apply pile-up jet suppression methods for the selection of VBF jets. [...] ATL-PHYS-PROC-2019-044. - 2019. - 5 p. Original Communication (restricted to ATLAS) - Full text

2019-06-12
14:41
 Searching for leptoquarks with the ATLAS detector / Pleskot, Vojtech (Charles University, Faculty of Mathematics and Physics, Prague) Scalar leptoquarks (LQs) were sought using 36.1 fb−1 of pp-collision data at 13 TeV center-of-mass energy. [...] ATL-PHYS-PROC-2019-043. - 2019. - 5 p. Original Communication (restricted to ATLAS) - Full text

2019-06-11
19:00
 ATLAS Measurements of CP Violation and Rare Decays in Beauty Mesons / Walkowiak, Wolfgang (Department Physik, Universitaet Siegen) The ATLAS experiment at the Large Hadron Collider (LHC) has performed accurate measurements of mixing and CP violation in the neutral B mesons, and also of rare processes happening in electroweak FCNC-suppressed neutral B-mesons decays. [...] arXiv:1906.05056 ; ATL-PHYS-PROC-2019-042. - 2019. - 6 p. Original Communication (restricted to ATLAS) - Full text - Fulltext

2019-06-11
05:43
 First tracking performance results from the ATLAS Fast TracKer / Hooberman, Benjamin Henry (University of Illinois at Urbana-Champaign) Particle physicists at the Large Hadron Collider (LHC) investigate the properties of matter at length scales one million times smaller than the atom by colliding together bunches of high-energy protons and observing the decay products of the collisions. [...] ATL-DAQ-PROC-2019-010. - 2019. - 8 p. Original Communication (restricted to ATLAS) - Full text

2019-06-04
06:27
 Using ALFA Detectors for the LHC Beam Background Measurements / Dziedzic, Bartosz Sebastian (Institute of Nuclear Physics Polish Academy of Sciences, Krakow) This paper presents background measurements during elastic data taking in 2018 with $\beta^\ast = 100$ m at injection energy using ALFA detectors in the ATLAS experiment. [...] ATL-FWD-PROC-2019-002. - 2019. - 8 p. Original Communication (restricted to ATLAS) - Full text

2019-05-30
01:58
 Hardware Accelerated ATLAS Workloads on the WLCG grid / Forti, Alessandra (School of Physics and Astronomy, University of Manchester) ; Heinrich, Lukas (European Laboratory for Particle Physics, CERN) ; Guth, Manuel (Albert-Ludwigs-Universitaet Freiburg) In recent years the usage of machine learning techniques within data-intensive sciences in general and high-energy physics in particular has rapidly increased, in part due to the availability of large datasets on which such algorithms can be trained as well as suitable hardware, such as graphics or tensor processing units which greatly accelerate the training and execution of such algorithms. [...] ATL-SOFT-PROC-2019-006. - 2019. - 5 p. Original Communication (restricted to ATLAS) - Full text

2019-05-30
01:40
 Production of Quarkonia and Heavy Flavor States in ATLAS / Seidel, Sally (University of New Mexico) Two recent analyses of data collected with the ATLAS detector at the Large Hadron Collider are presented. [...] ATL-PHYS-PROC-2019-041. - 2019. - 5 p. Original Communication (restricted to ATLAS) - Full text