ATLAS Preprints

2019-02-19
13:43
 Combinations of single-top-quark production cross-section measurements and $|f_{\rm LV}V_{tb}|$ determinations at $\sqrt{s}=7$ and 8 TeV with the ATLAS and CMS experiments This paper presents the combinations of single-top-quark production cross-section measurements by the ATLAS and CMS Collaborations, using data from LHC proton-proton collisions at $\sqrt{s}=7$ and 8 TeV corresponding to integrated luminosities of 1.17 to 5.1 fb$^{-1}$ at $\sqrt{s}=7$ TeV, and 12.2 to 20.3 fb$^{-1}$ at $\sqrt{s}=8$ TeV. [...] CERN-EP-2019-005. - 2019. Fulltext - Previous draft version

2019-02-19
04:10
 $t\bar{t}$ + $Z$ / $W$ / $t\bar{t}$ at ATLAS / Nellist, Clara (Gottingen U.) The newest results from the ATLAS Collaboration for the production of a top-quark pair in association with a $Z$ or $W$ boson, and for the production of four top quarks, are summarised in these proceedings. [...] arXiv:1902.00118. - 7 p. Fulltext

2019-02-17
04:30
 Top SciComm: Communicating ATLAS Top Physics Results to the Public / Nellist, Clara (Gottingen U.) ; Anthony, Katarina (Udine U.) ; Goldfarb, Steven (Melbourne U.) ; Mehlhase, Sascha (Munich U.) ; Shaw, Kate (Sussex U.) ; Thais, Savannah Jennifer (Yale U.) ; Ward, Emma (Udine U.) An essential component of the long-term success of scientific research is communicating the methodology and significance of new results to the wider public. [...] arXiv:1901.11324 ; SNSN-323-63. - 6 p. Fulltext

2019-02-16
13:01
 Measurement of the four-lepton invariant mass spectrum in 13 TeV proton-proton collisions with the ATLAS detector / ATLAS Collaboration A measurement of the four-lepton invariant mass spectrum is made with the ATLAS detector, using an integrated luminosity of 36.1 fb$^{-1}$ of proton-proton collisions at $\sqrt{s}$ = 13 TeV delivered by the Large Hadron Collider. [...] arXiv:1902.05892 ; CERN-EP-2018-318. - 2019. - 51 p, 51 p. Fulltext - Previous draft version - Full text

2019-02-15
12:55
 Measurement of $W^{\pm}Z$ production cross sections and gauge boson polarisation in $pp$ collisions at $\sqrt{s} = 13$ TeV with the ATLAS detector / ATLAS Collaboration This paper presents measurements of $W^{\pm}Z$ production cross sections in $pp$ collisions at a centre-of-mass energy of 13 TeV. [...] arXiv:1902.05759 ; CERN-EP-2018-327. - 2019. - 51 p, 51 p. Fulltext - Previous draft version - Full text

2019-02-15
04:15
 Measurements of the inclusive $\rm t\bar{t}$ production cross section at the ATLAS and CMS experiments / Defranchis, Matteo M. (DESY) The results of the most recent measurements of the inclusive $\mathrm{t\bar{t}}$ cross section performed by the ATLAS and CMS experiments at the CERN LHC are summarized. [...] arXiv:1901.10898 ; SNSN-323-63. - 6 p. Fulltext

2019-02-15
04:15
 Comparative overview of differential measurements at ATLAS and CMS / Fabbri, Federica (Glasgow U.) The study of the top quark has a central role for both the ATLAS and CMS experiments. [...] arXiv:1901.10827. - 7 p. Fulltext

2019-02-11
14:14
 Electron reconstruction and identification in the ATLAS experiment using the 2015 and 2016 LHC proton-proton collision data at $\sqrt{s} = 13$ TeV / ATLAS Collaboration Algorithms used for the reconstruction and identification of electrons in the central region of the ATLAS detector at the Large Hadron Collider (LHC) are presented in this paper; these algorithms are used in ATLAS physics analyses that involve electrons in the final state and which are based on the 2015 and 2016 proton-proton collision data produced by the LHC at $\sqrt{s} = 13$ TeV. [...] arXiv:1902.04655 ; CERN-EP-2018-273. - 2019. - 62 p. Fulltext - Previous draft version - Fulltext

2019-02-08
15:42
 Search for long-lived neutral particles in $pp$ collisions at $\sqrt{s} = 13$ TeV that decay into displaced hadronic jets in the ATLAS calorimeter / ATLAS Collaboration This paper describes a search for pairs of neutral, long-lived particles decaying in the ATLAS calorimeter. [...] arXiv:1902.03094 ; CERN-EP-2018-351. - 2019. - 47 p. Fulltext - Previous draft version - Fulltext

2019-02-05
08:57
 Search for heavy charged long-lived particles in the ATLAS detector in 31.6 fb$^{-1}$ of proton-proton collision data at $\sqrt{s} = 13$ TeV / ATLAS Collaboration A search for heavy charged long-lived particles is performed using a data sample of 31.6 fb$^{-1}$ of proton-proton collisions at $\sqrt{s} = 13$ TeV collected by the ATLAS experiment at the Large Hadron Collider. [...] arXiv:1902.01636 ; CERN-EP-2018-339. - 2019. - 46 p. Fulltext - Previous draft version - Fulltext