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2022-12-02
12:39
Measurement of exclusive pion pair production in proton-proton collisions at $\sqrt{s}=$7 TeV with the ATLAS detector
The exclusive production of pion pairs in the process $pp\to pp\pi^+\pi^-$ has been measured at $\sqrt{s}$ = 7 TeV with the ATLAS detector at the LHC, using 80 $\mu$b$^{-1}$ of low-luminosity data. [...]
CERN-EP-2022-140. - 2022.
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2022-12-02
04:19
Measurement of exclusive pion pair production in proton-proton collisions at $\sqrt{s}=$7 TeV with the ATLAS detector
The exclusive production of pion pairs in the process $pp\to pp\pi^+\pi^-$ has been measured at $\sqrt{s}$ = 7 TeV with the ATLAS detector at the LHC, using 80 $\mu$b$^{-1}$ of low-luminosity data. [...]
CERN-EP-2022-140 ; arXiv:2212.00664. - 21 p.
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2022-12-01
16:40
Measurement of the inclusive $t\bar{t}$ production cross section in the lepton+jets channel in $pp$ collisions at $\sqrt{s}= 7$ TeV with the ATLAS detector using support vector machines
A measurement of the top quark pair-production cross section in the lepton+jets decay channel is presented. [...]
CERN-EP-2022-191 ; arXiv:2212.00571. - 2022. - 32 p, 32 p.
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2022-11-29
12:02
Tools for estimating fake/non-prompt lepton backgrounds with the ATLAS detector at the LHC
Measurements and searches performed with the ATLAS detector at the CERN Large Hadron Collider often involve signatures with one or more prompt leptons. [...]
CERN-EP-2022-214 ; arXiv:2211.16178. - 2022. - 44 p.
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2022-11-28
14:46
Charged-hadron production in $pp$, $p$+Pb, Pb+Pb, and Xe+Xe collisions at $\sqrt{s_{_\text{NN}}}=5$ TeV with the ATLAS detector at the LHC
This paper presents measurements of charged-hadron spectra obtained in $pp$, $p$+Pb, and Pb+Pb collisions at $\sqrt{s}$ or $\sqrt{s_{_\text{NN}}}=5.02$ TeV, and in Xe+Xe collisions at $\sqrt{s_{_\text{NN}}}=5.44$ TeV. [...]
CERN-EP-2022-221 ; arXiv:2211.15257. - 2022. - 39 p, 39 p.
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2022-11-25
18:50
Measurement of $Z\gamma\gamma$ production in $pp$ collisions at $\sqrt{s}= 13$ TeV with the ATLAS detector
Cross-sections for the production of a $Z$ boson in association with two photons are measured in proton-proton collisions at a centre-of-mass energy of 13 TeV. [...]
CERN-EP-2022-192 ; arXiv:2211.14171. - 2022. - 26 p, 26 p.
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2022-11-24
18:03
ATLAS flavour-tagging algorithms for the LHC Run 2 $pp$ collision dataset
The flavour-tagging algorithms developed by the ATLAS Collaboration and used to analyse its dataset of $\sqrt s = 13$ TeV $pp$ collisions from Run 2 of the Large Hadron Collider are presented. [...]
CERN-EP-2022-226 ; arXiv:2211.16345. - 2022. - 34 p.
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2022-11-23
11:29
Search for dark matter produced in association with a single top quark and an energetic $W$ boson in $\sqrt{s}=$ 13 TeV $pp$ collisions with the ATLAS detector
This paper presents a search for dark matter, $\chi$, using events with a single top quark and an energetic $W$ boson. [...]
CERN-EP-2022-146. - 2022.
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2022-11-21
15:07
Measurement of substructure-dependent jet suppression in Pb+Pb collisions at 5.02 TeV with the ATLAS detector
The ATLAS detector at the Large Hadron Collider has been used to measure jet substructure modification and suppression in Pb+Pb collisions at a nucleon-nucleon center-of-mass energy $\sqrt{s_{_\mathrm{NN}}}=5.02~\mathrm{TeV}$ in comparison with $pp$ collisions at $\sqrt{s}=5.02~\mathrm{TeV}$. [...]
CERN-EP-2022-182 ; arXiv:2211.11470. - 2022. - 31 p.
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2022-11-17
12:40
Observation of gauge boson joint-polarisation states in $W^\pm Z$ production from $pp$ collisions at $\sqrt{s} = 13$ TeV with the ATLAS detector
Measurements of joint-polarisation states of $W$ and $Z$ gauge bosons in $W^{\pm}Z$ production are presented. [...]
CERN-EP-2022-202. - 2022.
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