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ATLAS Conference Notes

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2019-07-15
17:33
Search for direct production of electroweakinos in final states with one lepton, missing transverse momentum and a Higgs boson decaying into two $b$-jets in $pp$ collisions at $\sqrt{s}=13$ TeV with the ATLAS detector
The results of a search for electroweakino pair production $pp \rightarrow \tilde\chi^\pm_1 \tilde\chi^0_2$ in which the chargino ($\tilde\chi^\pm_1$) decays into a $W$ boson and the lightest neutralino ($\tilde\chi^0_1$), while the heavier neutralino ($\tilde\chi^0_2$) decays into the Standard Model 125 GeV Higgs boson and a second $\tilde\chi^0_1$ are presented. [...]
ATLAS-CONF-2019-031. - 2019.
Original Communication (restricted to ATLAS) - Full text

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2019-07-15
17:29
Search for the $HH \to b \bar{b} b \bar{b}$ process via vector boson fusion production using proton-proton collisions at $\sqrt{s}$ = 13 TeV with the ATLAS detector
A search for Higgs boson pair production via vector boson fusion (VBF) in the $b\bar{b}b\bar{b}$ final state is carried out with the ATLAS detector, using 126 fb$^{-1}$ of proton--proton collision data delivered at $\sqrt{s}$ = 13 TeV by the Large Hadron Collider. [...]
ATLAS-CONF-2019-030. - 2019.
Original Communication (restricted to ATLAS) - Full text

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2019-07-15
17:27
Measurements and interpretations of Higgs-boson fiducial cross sections in the diphoton decay channel using 139 fb$^−1$ of $pp$ collision data at $\sqrt{s}$ = 13 TeV with the ATLAS detector
Fiducial integrated and differential cross sections for the production of the Higgs boson decaying to two photons are measured using 139 fb$^{-1}$ of proton--proton collision data recorded at $\sqrt{s}=13$ TeV by the ATLAS experiment at the Large Hadron Collider. [...]
ATLAS-CONF-2019-029. - 2019.
Original Communication (restricted to ATLAS) - Full text

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2019-07-11
17:21
A search for the dimuon decay of the Standard Model Higgs boson in $pp$ collisions at $\sqrt{s} = 13$ TeV with the ATLAS Detector
A search for the dimuon decay of the Standard Model Higgs boson is performed using data corresponding to an integrated luminosity of 139 fb$^{-1}$ collected in Run 2 with the ATLAS detector in $pp$ collisions at $\sqrt{s}=13$ TeV at the Large Hadron Collider. [...]
ATLAS-CONF-2019-028. - 2019. - 25 p.
Original Communication (restricted to ATLAS) - Full text

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2019-07-11
15:28
Soft $b$-hadron tagging for compressed SUSY scenarios
$b$-hadrons with transverse momenta too low to yield a calorimeter jet that can be efficiently identified by $b$-tagging techniques are ubiquitous in scenarios of compressed spectra of supersymmetric third generation particles. [...]
ATLAS-CONF-2019-027. - 2019. - 15 p.
Original Communication (restricted to ATLAS) - Full text

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2019-07-11
12:11
Inclusive and differential measurement of the charge asymmetry in $t\bar{t}$ events at 13 TeV with the ATLAS detector
A measurement of the top-antitop ($t\bar t$) charge asymmetry $A_{\text{C}}$ is presented using data corresponding to an integrated luminosity of 139 fb$^{-1}$ of $\sqrt{s} = 13$ TeV of $pp$ collisions recorded by the ATLAS experiment at the Large Hadron Collider, CERN. [...]
ATLAS-CONF-2019-026. - 2019.
Original Communication (restricted to ATLAS) - Full text

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2019-07-11
12:10
Measurements of the Higgs boson inclusive, differential and production cross sections in the 4$\ell$ decay channel at $\sqrt{s}$ = 13 TeV with the ATLAS detector
Inclusive, differential and production mode cross sections of the Higgs boson are measured in the $H \to ZZ^{*} \to 4\ell$ decay channel. [...]
ATLAS-CONF-2019-025. - 2019.
Original Communication (restricted to ATLAS) - Full text

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2019-07-08
12:28
$Z$ boson production in Pb+Pb collisions at $\sqrt{s_{NN}}~=~5.02$ TeV measured by the ATLAS detector
The production of $Z$ bosons is measured in the dilepton, electrons and muons, decay channel in Pb+Pb collisions at $\sqrt{s_{NN}}~=~5.02$ TeV measured with the ATLAS detector. [...]
ATLAS-CONF-2019-024. - 2019.
Original Communication (restricted to ATLAS) - Full text

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2019-06-21
22:20
Measurement of azimuthal anisotropy of muons from charm and bottom hadrons in $pp$ collisions at $\sqrt{s}=13$ TeV with the ATLAS detector
The elliptic flow of charm and bottom decay muons is measured in high-multiplicity \pp collisions at $\sqrt{s}=13$ TeV with an integrated luminosity of 150 pb$^{-1}$ using the ATLAS detector at the LHC. [...]
ATLAS-CONF-2019-023. - 2019.
Original Communication (restricted to ATLAS) - Full text

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2019-06-21
21:20
Two-particle azimuthal correlations in photo-nuclear ultra-peripheral Pb+Pb collisions at 5.02~TeV with ATLAS
This note presents a measurement of two-particle long-range azimuthal correlations in photo-nuclear collisions using 1.73~nb$^{-1}$ of 5.02~TeV~Pb+Pb data collected in 2018 by ATLAS with a dedicated photo-nuclear event trigger. [...]
ATLAS-CONF-2019-022. - 2019.
Original Communication (restricted to ATLAS) - Full text

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