ATLAS Notes

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2025-11-16
00:56

ATLAS Tile calorimeter: Performance and upgrade for HL-LHC conditions / Tropina, Anastasiia (Joint Institute for Nuclear Research (RU))
The Tile Calorimeter (TileCal) is the hadronic calorimeter covering the central region of the ATLAS experiment, which measures energies in range from about 30 MeV to about 2 TeV. [...]
ATL-TILECAL-PROC-2025-017. - 2025 - 3.
Original Communication (restricted to ATLAS) - Full text

Notice détaillée

2025-11-14
17:21

GNN-Based Muon Bucket Filtering for the ATLAS Trigger
The high data rates expected at the High Luminosity Large Hadron Collider (HL-LHC) provide a significant challenge for the trigger system of the ATLAS experiment. [...]
ATL-DAQ-PUB-2025-004. - 2025 - mult..
Original Communication (restricted to ATLAS) - Full text

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2025-11-13
15:05

A measurement of the high-mass $\tau \bar{\tau}$ production cross-section at $\sqrt{s} = 13$ TeV with the ATLAS detector and constraints on new particles and couplings / Padovano, Giovanni (Sapienza Universita e INFN, Roma I (IT))
The first measurement of the high-mass $\tau\bar{\tau}$ production cross-section is presented, using $140~\mathrm{fb}^{-1}$ of $pp$ collision data, recorded with the ATLAS detector at $\sqrt{s} = 13$ TeV. [...]
ATL-PHYS-PROC-2025-107. - 2025 - 6.
Original Communication (restricted to ATLAS) - Full text

Notice détaillée

2025-11-12
17:03

Preliminary luminosity calibration of the ATLAS 13.6 TeV data recorded in 2024 and combination with the 2022 and 2023 measurements
This note presents a preliminary calibration of the integrated luminosity recorded by the ATLAS experiment in $pp$ collisions at $\sqrt{s}=13.6$ TeV in 2024. [...]
ATL-DAPR-PUB-2025-001. - 2025 - mult..
Original Communication (restricted to ATLAS) - Full text

Notice détaillée

2025-11-11
16:45

An overview of the test station involved in the production of the LVPS Boards for the Phase II upgrade of the ATLAS Tile Calorimeter / Chabalala, Vongani Cyril (University of the Witwatersrand (ZA)) ; Pilusa, Thabo (University of the Witwatersrand (ZA)) ; Mosomane, Chuene Johannes (iThemba LABS, National Research Foundation (ZA)) ; Mckenzie, Ryan Peter (University of the Witwatersrand (ZA)) ; Mellado Garcia, Bruce (University of the Witwatersrand (ZA))
The Phase-II upgrade of the Tile Calorimeter (TileCal) in the ATLAS detector is a key step toward supporting upcoming high-energy physics research and preparing CERN for the High Luminosity Large Hadron Collider (HL-LHC). [...]
ATL-TILECAL-PROC-2025-016. - 2025 - 5.
Original Communication (restricted to ATLAS) - Full text

Notice détaillée

2025-11-11
16:07

Low Voltage Power Supply Quality Control with Machine Learning for ATLAS Tile-Calorimeter / Mosomane, Chuene Johannes (iThemba LABS, National Research Foundation (ZA))
This study aimed to develop a machine-learning approach for early failure detection in custom low-voltage power supply (LVPS) electronic boards within a quality control process. [...]
ATL-TILECAL-PROC-2025-015. - 2025 - 7.
Original Communication (restricted to ATLAS) - Full text

Notice détaillée

2025-11-11
16:04

Upgrade of ATLAS Hadronic Tile Calorimeter for the High Luminosity LHC / Rapheeha, Phuti (University of the Witwatersrand (ZA))
The Tile Calorimeter (TileCal) is a sampling hadronic calorimeter covering the central region of the ATLAS experiment, with steel as absorber and plastic scintillators as active medium. [...]
ATL-TILECAL-PROC-2025-014. - 2025 - 6.
Original Communication (restricted to ATLAS) - Full text

Notice détaillée

2025-11-11
15:54

Upgrade of Trigger and Readout Electronics for ATLAS Thin Gap Chamber: System level Demonstration with a full-chain slice in the Cavern / Kondo, Shota (University of Tokyo (JP))
The trigger and readout electronics for the ATLAS Thin Gap Chamber (TGC) are being upgraded to meet the requirements of the HL-LHC ATLAS trigger and data acquisition system. [...]
ATL-MUON-PROC-2025-016. - 2025 - 7.
Original Communication (restricted to ATLAS) - Full text

Notice détaillée

2025-11-11
10:37

Electrical QC Testing of Pixel Modules in the ATLAS Inner Tracker Upgrade for the HL-LHC / Meng, Lingxin (Lancaster University (GB))
The upgrade Inner Tracker (ITk) for the ATLAS detector in the HL-LHC era is in its production phase. [...]
ATL-ITK-PROC-2025-027. - 2025 - 8.
Original Communication (restricted to ATLAS) - Full text

Notice détaillée

2025-11-10
19:08

Grounding and shielding strategy, validation and testing for the ATLAS ITk Pixel Outer Barrel / Kuehn, Susanne (CERN) ; Zografos, Angelos (CERN) ; Hamer, Matthias (University of Bonn (DE)) ; Swoboda, Anna (University of Innsbruck (AT)) - co-author, lead electronics engineer for concept and measurements co-author, involved in measurements co-author, involved in measurements
Robust grounding and shielding are critical to ensure the required detector performance of the upgraded tracking detector of the ATLAS experiment at the HL-LHC. [...]
ATL-ITK-PROC-2025-026. - 2025 - 6.
Original Communication (restricted to ATLAS) - Full text

Notice détaillée

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