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ATLAS PUB Notes

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2021-03-05
18:11
Measurement of the $b$-jet identification efficiency for high transverse momentum jets in $t\bar{t}$ events in the lepton + jets channel with the ATLAS detector using Run 2 data
The identification of jets containing $b$-hadrons is a crucial ingredient for many analyses of the ATLAS experiment physics programme. [...]
ATL-PHYS-PUB-2021-004. - 2021.
Original Communication (restricted to ATLAS) - Full text

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2021-03-02
09:19
Simulation-based extrapolation of b-tagging calibrations towards high transverse momenta in the ATLAS experiment
The identification of jets containing $b$-hadrons is an important tool for many of the analyses that comprise the physics programme of the ATLAS Collaboration. [...]
ATL-PHYS-PUB-2021-003. - 2021. - 12 p.
Original Communication (restricted to ATLAS) - Full text

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2021-03-01
23:05
Physics Object Localization with Point Cloud Segmentation Networks
In modern particle physics experiments, the identification and trajectory of physics object, e.g. [...]
ATL-PHYS-PUB-2021-002. - 2021. - 16 p.
Original Communication (restricted to ATLAS) - Full text

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2021-03-01
13:50
Performance of the muon spectrometer alignment in 2017 and 2018 data
An updated alignment has been released for the reprocessing of 2017 and 2018 data. [...]
ATL-MUON-PUB-2021-002. - 2021. - 9 p.
Original Communication (restricted to ATLAS) - Full text

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2021-02-24
09:40
Luminosity Determination using $Z\rightarrow \ell \ell$ events at $\sqrt{s} = 13$ TeV with the ATLAS detector
During Run 2, the maximum instantaneous luminosity delivered by the Large Hadron Collider to the ATLAS and CMS experiments reached $19 \times10^{33}$ cm$^{-2}$ s$^{-1}$ in $pp$ collisions at $\sqrt{s}=$13~TeV. [...]
ATL-DAPR-PUB-2021-001. - 2021.
Original Communication (restricted to ATLAS) - Full text

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2021-02-23
23:59
Thermal characterisation of thermo-active support structures and its application in the ATLAS pixel outer endcap local supports
Thermo-active support structures can be used to cool or warm devices that need to be operated at a given temperature. [...]
ATL-ITK-PUB-2021-001. - 2021. - 27 p.
Original Communication (restricted to ATLAS) - Full text

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2021-02-05
00:22
Measurement of Tracking Resolution in a sMDT Chamber
The expected High Luminosity Large Hadron Collider (HL-LHC) operations require the experiments at the LHC to upgrade the detectors with new technologies to cope with much increased event rates due to higher pileup. [...]
ATL-MUON-PUB-2021-001. - 2021. - 21 p.
Original Communication (restricted to ATLAS) - Full text

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2021-02-01
15:34
Modelling of isolated multi-photon production in Monte Carlo generators in ATLAS
Predictions for three- and four-photon processes are compared for a number of Monte Carlo generators and fixed-order calculations in $pp$ collisions at $\sqrt{s}=8$ and $\sqrt{s}=13$~TeV using the ATLAS simulation infrastructure. [...]
ATL-PHYS-PUB-2021-001. - 2021. - 23 p.
Original Communication (restricted to ATLAS) - Full text

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2021-01-20
07:21
Performance of the ATLAS Forward Proton Time-of-Flight Detector in 2017
The performance of the ATLAS Forward Proton Time-of-Flight (ToF) detector is studied using the ATLAS LHC data collected in the $2017$ running period of LHC Run2. [...]
ATL-FWD-PUB-2021-002. - 2021. - 13 p.
Original Communication (restricted to ATLAS) - Full text

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2020-12-07
12:28
Top working group cross-section summary plots: Autumn 2020
This note presents updated figures that summarise top cross-section results from the ATLAS top working group and the LHCtopWG..
ATL-PHYS-PUB-2020-029. - 2020. - 23 p.
Original Communication (restricted to ATLAS) - Full text

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