ATLAS Conference Contributions

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2023-11-29
16:47

Physics Performance of the ATLAS GNN4ITk Track Reconstruction Chain / ATLAS Collaboration
Graph-based techniques and graph neural networks (GNNs) in particular are a promising solution for particle track reconstruction at the HL-LHC. [...]
ATL-SOFT-PROC-2023-047. - 2023.
Original Communication (restricted to ATLAS) - Full text

2023-11-27
13:06

Measurement of Higgs boson production and properties / Arcangeletti, Chiara (INFN e Laboratori Nazionali di Frascati (IT))
With the ATLAS and CMS detectors at LHC, a proton-proton collision dataset collected at $\sqrt{s}$=13 TeV reached an integrated luminosity of about 140 fb$^{-1} $. [...]
ATL-PHYS-PROC-2023-093. - 2023. - 9 p.
Original Communication (restricted to ATLAS) - Full text

2023-11-21
16:36

Search for low and high mass resonances with $\gamma\gamma$/$Z\gamma$ final states with the ATLAS detector / Pascual Dominguez, Luis (Tel Aviv University (IL))
Searches for new resonances decaying to two photons and a Z boson and a photon in the ATLAS experiment at the LHC are presented. [...]
ATL-PHYS-PROC-2023-092. - 2023. - 6 p.
Original Communication (restricted to ATLAS) - Full text

2023-11-21
16:33

Comparison of two approaches to jet reconstruction in proton-lead collisions in ATLAS / Potepa, Patrycja Anna (AGH University of Krakow (PL))
Jets are commonly produced in heavy-ion collisions at the LHC energies. [...]
ATL-PHYS-PROC-2023-091. - 2023. - 5 p.
Original Communication (restricted to ATLAS) - Full text

2023-11-21
16:32

Optimization of light-by-light triggers from 2022 pilot lead-lead run in ATLAS / Domijan, Karolina (AGH University of Krakow (PL))
Light-by-light scattering (LbyL, $\gamma \gamma \rightarrow \gamma \gamma$) is a very rare and interesting phenomenon, impossible to measure in standard hadronic lead-lead collisions. [...]
ATL-PHYS-PROC-2023-090. - 2023. - 5 p.
Original Communication (restricted to ATLAS) - Full text

2023-11-21
15:46

Searching for anomalous H→ 𝒂𝒂 → 𝜸𝜸𝜸𝜸 decays with the ATLAS detector / Kramer, Peter (Johannes Gutenberg Universitaet Mainz (DE))
A dedicated search for anomalous Higgs boson decays into two axion-like-particles (ALPs) is presented, using the full Run-2 data-set recorded by the ATLAS experiment. [...]
ATL-PHYS-PROC-2023-089. - 2023. - 5 p.
Original Communication (restricted to ATLAS) - Full text

2023-11-17
17:47

Track reconstruction for the ATLAS Phase-II High-Level Trigger using Graph Neural Networks on FPGAs / Gupta, Sachin (Heidelberg University (DE)) ; ATLAS TDAQ Collaboration
The High-Luminosity LHC (HL-LHC) will provide an order of magnitude increase in integrated luminosity and the amount of data produced per event. [...]
ATL-DAQ-PROC-2023-014. - 2023.
Original Communication (restricted to ATLAS) - Full text

2023-11-17
17:12

Current and future challenges when operating the ATLAS Liquid Argon Calorimeter / Kresse, Tom (Technische Universitaet Dresden (DE))
The Liquid Argon (LAr) Calorimeters are employed by ATLAS for precision electromagnetic calorimetry and for hadronic and forward calorimetry. [...]
ATL-LARG-PROC-2023-007. - 2023. - 5 p.
Original Communication (restricted to ATLAS) - Full text

2023-11-16
17:40

Low Gain Avalanche Detectors for the ATLAS High Granularity Timing Detector: laboratory and test beam campaign / Ma, Kuo (University of Science and Technology of China (CN))
The High Granularity Timing Detector (HGTD) is designed for the mitigation of pile-up effects in the ATLAS forward region and for bunch per bunch luminosity measurements. [...]
ATL-HGTD-PROC-2023-007. - 2023. - 4 p.
Original Communication (restricted to ATLAS) - Full text

2023-11-16
16:29

Feasibility study of CSNS as an ATLAS ITk sensor QA irradiation site / Li, Hui (Tsinghua University (CN))
The current ATLAS Inner Detector will undergo a complete upgrade in order to meet the requirements of the High Luminosity Large Hadron Collider (HL-LHC). [...]
ATL-ITK-PROC-2023-016. - 2023. - 4 p.
Original Communication (restricted to ATLAS) - Full text

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