ATLAS Papers

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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
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. [...]
CERN-EP-2020-248. - 2021.
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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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2021-01-28
19:16

Search for new phenomena in final states with $b$-jets and missing transverse momentum in $\sqrt{s}=13$ TeV $pp$ collisions with the ATLAS detector / ATLAS Collaboration
The results of a search for new phenomena in final states with $b$-jets and missing transverse momentum using 139 fb$^{-1}$ of proton-proton data collected at a centre-of-mass energy $\sqrt{s} = 13$ TeV by the ATLAS detector at the LHC are reported. [...]
arXiv:2101.12527 ; CERN-EP-2021-001. - 2021. - 49 p.
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2021-01-28
11:07

Search for doubly and singly charged Higgs bosons decaying into vector bosons in multi-lepton final states with the ATLAS detector using proton-proton collisions at $\sqrt{s} = 13$ TeV / ATLAS Collaboration
A search for charged Higgs bosons decaying into $W^\pm W^\pm$ or $W^\pm Z$ bosons is performed, involving experimental signatures with two leptons of the same charge, or three or four leptons with a variety of charge combinations, missing transverse momentum and jets. [...]
arXiv:2101.11961 ; CERN-EP-2020-240. - 2021. - 51 p.
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2021-01-27
18:53

Search for pair production of third-generation scalar leptoquarks decaying into a top quark and a $\tau$-lepton in $pp$ collisions at $\sqrt{s}=13$ TeV with the ATLAS detector / ATLAS Collaboration
A search for pair production of third-generation scalar leptoquarks decaying into a top quark and a $\tau$-lepton is presented. [...]
arXiv:2101.11582 ; CERN-EP-2020-241. - 2021. - 59 p.
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2021-01-26
15:23

Two-particle azimuthal correlations in photonuclear ultraperipheral Pb+Pb collisions at 5.02 TeV with ATLAS / ATLAS Collaboration
Two-particle long-range azimuthal correlations are measured in photonuclear collisions using 1.7 nb$^{-1}$ of 5.02 TeV Pb+Pb collision data collected by the ATLAS experiment at the LHC. [...]
arXiv:2101.10771 ; CERN-EP-2020-246. - 2021. - 47 p.
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