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ATLAS Preprints

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2021-03-03
09:38
Measurements of differential cross-sections in four-lepton events in 13 TeV proton-proton collisions with the ATLAS detector
Measurements of four-lepton differential and integrated fiducial cross-sections in events with two same-flavour, opposite-charge electron or muon pairs are presented. [...]
CERN-EP-2021-019. - 2021.
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2021-02-27
07:33
Searches for BSM Higgs bosons with the ATLAS and CMS detectors at $\sqrt {s}$ = 13 TeV / Taylor, Devin (UC, Davis)
The LHC Run-2 presents a new, vastly larger data set at a higher center-of-massenergy, $\sqrt {s}$ = 13 TeV, than ever before. [...]
2019. - 8 p.

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2021-02-27
07:33
Impact of missing transverse momentum significance in ATLAS analyses at run 2 / Portillo, Dilla Maria (LPSC, Grenoble)
Missing transverse momentum, $E$$^{miss}_{T}$, is commonly used to study the production of weakly interacting particles. [...]
2019. - 8 p.

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2021-02-27
07:33
Searches for strong SUSY at ATLAS and CMS at the LHC Run 2 / Masciovecchio, Mario (UC, San Diego)
A review of the latest searches for strongly produced supersymmetry performed using proton-proton collision data collected with the ATLAS and CMS experiments during the CERN LHC Run 2 is presented. [...]
2019. - 6 p.

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2021-02-26
13:12
Search for resonances decaying into photon pairs in 139 fb$^{-1}$ of $pp$ collisions at $\sqrt{s} =$ 13 TeV with the ATLAS detector / ATLAS Collaboration
Searches for new resonances in the diphoton final state, with spin 0 as predicted by theories with an extended Higgs sector and with spin 2 using a warped extra-dimension benchmark model, are presented using 139 fb$^{-1}$ of $\sqrt{s} = $ 13 TeV $pp$ collision data collected by the ATLAS experiment at the LHC. [...]
arXiv:2102.13405 ; CERN-EP-2020-248. - 2021. - 32 p.
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2021-02-25
14:49
Performance of the ATLAS RPC detector and Level-1 muon barrel trigger at $\sqrt{s}=13$ TeV
The ATLAS experiment at the Large Hadron Collider (LHC) employs a trigger system consisting of a first-level hardware trigger (L1) and a software-based high-level trigger. [...]
CERN-EP-2020-245. - 2021.
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2021-02-22
11:23
Search for new phenomena in events with an energetic jet and missing transverse momentum in $pp$ collisions at $\sqrt{s} = 13$ TeV with the ATLAS detector / ATLAS Collaboration
Results of a search for new physics in final states with an energetic jet and large missing transverse momentum are reported. [...]
arXiv:2102.10874 ; CERN-EP-2020-238. - 2021. - 57 p.
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2021-02-19
19:04
Search for charged Higgs bosons decaying into a top quark and a bottom quark at $\sqrt{s}$=13 TeV with the ATLAS detector / ATLAS Collaboration
A search for charged Higgs bosons decaying into a top quark and a bottom quark is presented. [...]
arXiv:2102.10076 ; CERN-EP-2021-004. - 2021. - 47 p.
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2021-02-19
08:20
Emulating the impact of additional proton-proton interactions in the ATLAS simulation by presampling sets of inelastic Monte Carlo events / ATLAS Collaboration
The accurate simulation of additional interactions at the ATLAS experiment for the analysis of proton-proton collisions delivered by the Large Hadron Collider presents a significant challenge to the computing resources. [...]
arXiv:2102.09495 ; CERN-EP-2021-007. - 2021. - 46 p.
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2021-02-02
12:10
Search for new phenomena in events with two opposite-charge leptons, jets and missing transverse momentum in $pp$ collisions at $\sqrt{s} = 13$ TeV with the ATLAS detector / ATLAS Collaboration
The results of a search for direct pair production of top squarks and for dark matter in events with two opposite-charge leptons (electrons or muons), jets and missing transverse momentum are reported, using 139 fb$^{-1}$ of integrated luminosity from proton-proton collisions at $\sqrt{s} = 13$ TeV, collected by the ATLAS detector at the Large Hadron Collider during Run 2 (2015-2018). [...]
arXiv:2102.01444 ; CERN-EP-2020-243. - 2021. - 65 p.
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