# CERN Accelerating science

RESTRICTED ATLAS COLLECTIONS
If you are an active ATLAS physicist but you are not able to access restricted ATLAS collections on CDS, such as ATLAS Communications or ATLAS Internal Notes, please read the Access to Protected ATLAS Information page or contact ATLAS Info-Protection@cern.ch.

# ATLAS Notes

2017-10-20
23:14
 Predictive analytics tools to adjust and monitor performance metrics for the ATLAS Production System / Barreiro Megino, Fernando Harald (The University of Texas at Arlington) ; Borodin, Mikhail (University of Iowa) ; Golubkov, Dmitry (State Research Center Institute for High Energy Physics (Protvino), NRC KI) ; Grigoryeva, Maria (CERN Tier-0) ; Gubin, Maksim (CERN Tier-0) ; Klimentov, Alexei (Brookhaven National Laboratory (BNL)) ; Korchuganova, Tatiana (CERN Tier-0) ; Maeno, Tadashi (Brookhaven National Laboratory (BNL)) ; Padolski, Siarhei (Brookhaven National Laboratory (BNL)) ; Titov, Mikhail (NRC Kurchatov Institute Tier site) Having information such as an estimation of the processing time or possibility of system outage (abnormal behaviour) helps to assist to monitor system performance and to predict its next state. [...] ATL-SOFT-PROC-2017-059. - 2017. - 5 p. Original Communication (restricted to ATLAS) - Full text

2017-10-20
19:28
 The ATLAS Electron and Photon Trigger / Jones, Samuel David (University of Sussex) Electron and photon triggers covering transverse energies from 5 GeV to several TeV are essential for signal selection in a wide variety of ATLAS physics analyses to study Standard Model processes and to search for new phenomena. [...] ATL-DAQ-PROC-2017-040. - 2017. - 6 p. Original Communication (restricted to ATLAS) - Full text

2017-10-20
09:57
 EXPERIENCE WITH SPLUNK FOR ARCHIVING AND VISUALISATION OF OPERATIONAL DATA IN ATLAS TDAQ SYSTEM / Kazarov, Andrei (Petersburg Nuclear Physics Institute) ; Mineev, Mikhail (Joint Institute for Nuclear Research) ; Avolio, Giuseppe (European Laboratory for Particle Physics, CERN) ; Chitan, Adrian (Horia Hulubei National Institute of Physics and Nuclear Engineering) The ATLAS Trigger and Data Acquisition (TDAQ) is a large, distributed system composed of several thousands interconnected computers and tens of thousands software processes (applications). [...] ATL-DAQ-PROC-2017-039. - 2017. - 4 p. Original Communication (restricted to ATLAS) - Full text

2017-10-19
17:08
 Search for the decay of the Higgs boson into two nMSSM pseudo-scalar particles / Janus, Michel (Georg-August-Universitat Goettingen, II. Physikalisches Institut) The next-to-minimal supersymmetric Standard Model (nMSSM) predicts the existence of a light pseudo-scalar boson "$a$" and the decay of the Higgs boson into a pair of such particles. [...] ATL-PHYS-PROC-2017-221. - 2017. - 4 p. Original Communication (restricted to ATLAS) - Full text

2017-10-19
17:06
 Continuous software quality analysis for the ATLAS experiment / Washbrook, Andrew (University of Edinburgh) The software for the ATLAS experiment on the Large Hadron Collider at CERN has evolved over many years to meet the demands of Monte Carlo simulation, particle detector reconstruction and data analysis. [...] ATL-SOFT-PROC-2017-058. - 2017. - 6 p. Original Communication (restricted to ATLAS) - Full text

2017-10-19
13:55
 Search for Non-Standard, Rare or Invisible Decays of the Higgs Boson with the ATLAS Detector / Thompson, Paul (University of Birmingham) The search for non-standard, invisible or rare decays of the Higgs boson is an important area of investigation at the LHC because of the sensitivity to effects from physics beyond the Standard Model. [...] ATL-PHYS-PROC-2017-220. - 2017. - 5 p. Original Communication (restricted to ATLAS) - Full text

2017-10-18
22:26
 Identification of hadronically decaying W bosons and top quarks using multivariate techniques at ATLAS / Nitta, Tatsumi (Waseda University, Waseda Research Institute for Science and engineering (WISE)) By colliding protons and examining particles emitted from the collisions, the Large Hadron Collider aims to study the interactions of quarks and gluons at the highest energies accessible in a controlled experimental way. [...] ATL-PHYS-PROC-2017-219. - 2017. - 5 p. Original Communication (restricted to ATLAS) - Full text

2017-10-18
16:41
 Search for heavy resonances decaying to top quarks / D'Auria, Saverio (University of Glasgow, SUPA - School of Physics and Astronomy) ; ATLAS Collaboration Searches for new resonances that decay either to pairs of top quarks or a top and a b-quark are presented. [...] ATL-PHYS-PROC-2017-218. - 2017. Original Communication (restricted to ATLAS) - Full text

2017-10-18
13:44
 Triple and quartic gauge boson couplings at the LHC / Kupco, Alexander (Academy of Sciences of the Czech Republic, Institute of Physics) This report at the conference Physics in Collision 2017 reviews recent results from the ATLAS and CMS experiments on production of gauge boson pairs, triples, and vector boson scattering (VBS) processes. [...] ATL-PHYS-PROC-2017-217. - 2017. - 7 p. Original Communication (restricted to ATLAS) - Full text

2017-10-17
22:15
 The ATLAS Trigger Simulation with Legacy Software / Bernius, Catrin (SLAC National Accelerator Laboratory) Physics analyses at the LHC require accurate simulations of the detector response and the event selection processes, generally done with the most recent software releases. [...] ATL-DAQ-PROC-2017-038. - 2017. Original Communication (restricted to ATLAS) - Full text

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ATLAS PUB Notes (2,698)