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ATLAS Notes

Latest additions:
2020-09-18
16:00
Top Quark Properties from ATLAS / Young, Christopher (European Laboratory for Particle Physics, CERN)
Results of analyses of top quark properties measured at the LHC are presented on behalf of the ATLAS Collaboration. [...]
ATL-PHYS-PROC-2020-061.
- 2020. - 4 p.
Original Communication (restricted to ATLAS) - Full text

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2020-09-17
07:49
Measurement of transverse flow and longitudinal flow decorrelations in $\sqrt{s_{\mathrm{NN}}}$=5.44~TeV Xe+Xe collisions with ATLAS / Behera, Arabinda (Stony Brook University)
Measurement of flow harmonics $v_n$ for $n=2$, 3 and 4 and their longitudinal decorrelations in 3~${\mu}\textrm{b}^{-1}$ of Xe+Xe collisions at $\sqrt{s_{\mathrm{NN}}}$=5.44~TeV performed with the ATLAS detector at the LHC are presented. [...]
ATL-PHYS-PROC-2020-060.
- 2020.
Original Communication (restricted to ATLAS) - Full text

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2020-09-16
18:23
Modelling of rare top quark processes at $\sqrt{s}$ = 13 TeV in ATLAS
This note documents modelling studies for some rare processes involving top quarks carried out by the ATLAS Collaboration. [...]
ATL-PHYS-PUB-2020-024.
- 2020.
Original Communication (restricted to ATLAS) - Full text

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2020-09-16
10:47
Inclusive and differential $t\bar{t}$ cross-sections in ATLAS experiment / Jacka, Petr (Institute of Physics of the Czech Academy of Sciences)
The latest results of inclusive and differential $t\bar{t}$ cross-section measurements in the ATLAS experiment at CERN are presented. [...]
ATL-PHYS-PROC-2020-059.
- 2020. - 4 p.
Original Communication (restricted to ATLAS) - Full text

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2020-09-15
15:32
ATLAS Public Engagement: The CERN Open Days Experience / Pereira Peixoto, Ana Paula (Laboratorio de Instrumenta\c{c}\~ao e Fisica Experimental de Particulas - LIP, Lisbon) ; Mehlhase, Sascha (Fakultaet fuer Physik, Ludwig-Maximilians-Universitaet Muenchen) ; Sfyrla, Anna (Departement de Physique Nucleaire et Corpusculaire, Universite de Geneve) ; Marzin, Antoine (European Laboratory for Particle Physics, CERN) ; Helary, Louis (DESY, Hamburg and Zeuthen)
The ATLAS experiment at the Large Hadron Collider is collecting unprecedented amounts of proton–proton collision data. [...]
ATL-OREACH-PROC-2020-004.
- 2020. - 3 p.
Original Communication (restricted to ATLAS) - Full text

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2020-09-15
15:17
Higgs measurements in 3rd generation decay channels (excl. ttH) with ATLAS and CMS / Jiggins, Stephen (Albert-Ludwigs-Universitaet Freiburg)
LHCP 2020 conference proceedings for "Higgs measurements in 3rd generation decay channels (excl [...]
ATL-PHYS-PROC-2020-058.
- 2020. - 8 p.
Original Communication (restricted to ATLAS) - Full text

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2020-09-15
15:12
Small-Strip Thin Gap Chambers for the Muon Spectrometer Upgrade of the ATLAS Experiment / Canesse, Auriane (McGill University, Department of Physics)
The instantaneous luminosity of the Large Hadron Collider at CERN will be increased by about a factor of five with respect to the design value by undergoing an extensive upgrade program over the coming decade. [...]
ATL-MUON-PROC-2020-013.
- 2020. - 5 p.
Original Communication (restricted to ATLAS) - Full text

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2020-09-15
13:21
Measurements of $b$-jet moments sensitive to $b$-quark fragmentation in $t \bar{t}$ events at the LHC with the ATLAS detector
The measurement of several observables sensitive to the fragmentation of $b$-quarks with 36 fb${}^{-1}$ of $\sqrt s = 13$ TeV LHC data are presented. [...]
ATLAS-CONF-2020-050.
- 2020.
Original Communication (restricted to ATLAS) - Full text

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2020-09-15
13:20
Study of top-quark pair modelling and uncertainties using ATLAS measurements at $\sqrt{s}$=13 TeV
The modelling of top-quark pair production by the ATLAS collaboration utilises recent Monte Carlo generators with next-to-leading order precision in QCD and matched to a parton shower. [...]
ATL-PHYS-PUB-2020-023.
- 2020.
Original Communication (restricted to ATLAS) - Full text

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2020-09-15
10:02
Projected ATLAS Electron and Photon Trigger Performance in Run 3 / Orellana, Gonzalo Enrique (Universidad National de La Plata (UNLP)) ; ATLAS Collaboration
ATLAS electron and photon triggers covering transverse energies from 5 GeV to several TeV are essential to record signals for a wide variety of physics: from Standard Model processes to searches for new phenomena. [...]
ATL-DAQ-PROC-2020-014.
- 2020. - 5 p.
Original Communication (restricted to ATLAS) - Full text

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