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ATLAS Notes

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2025-10-31
17:31
Finalization of the Sector Logic ATCA blade design for the ATLAS Level-0 muon trigger at HL-LHC / Izumiyama, Shota (Nagoya University (JP)) ; ATLAS TDAQ Collaboration
The Trigger and Data Acquisition system of the ATLAS experiment will be upgraded in alignment with the High-Luminosity LHC project so that the trigger rate increases from 100~kHz to 1~MHz. [...]
ATL-DAQ-PROC-2025-021. - 2025 - 7.
Original Communication (restricted to ATLAS) - Full text

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2025-10-31
06:52
A Burn-in Test Station for the Transformer-Coupled Buck Converter Boards within the Low Voltage Power Supplies of the ATLAS Tile Calorimeter / Pilusa, Thabo (University of the Witwatersrand (ZA)) ; Mckenzie, Ryan Peter (University of the Witwatersrand (ZA)) ; Chabalala, Vongani Cyril (University of the Witwatersrand (ZA)) ; Mosomane, Chuene Johannes (iThemba LABS, National Research Foundation (ZA)) ; Mellado Garcia, Bruce (University of the Witwatersrand (ZA))
A comprehensive quality assurance testing procedure is developed to ensure the reliability of transformer-coupled buck converter boards (Bricks) within the ATLAS hadronic Tile Calorimeter (TileCal). [...]
ATL-TILECAL-PROC-2025-012. - 2025 - 5.
Original Communication (restricted to ATLAS) - Full text

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2025-10-31
01:33
Performance and lessons learnt from System-Level testing of ALTIROC-A, the Pre-Production ASIC for the ATLAS High Granularity Timing Detector / Seguin-Moreau, Nathalie (OMEGA (FR))
The High Granularity Timing Detector (HGTD) for the ATLAS experiment, within the HL-LHC upgrade, uses Low Gain Avalanche Diode (LGAD) sensors for high-precision timing measurements. [...]
ATL-HGTD-PROC-2025-003. - 2025 - 6.
Original Communication (restricted to ATLAS) - Full text

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2025-10-30
22:48
GELATO: A Generic Event-Level Anomalous Trigger Option for ATLAS in LHC Run 3 / Sugizaki, Kaito (University of Pennsylvania (US)) ; ATLAS Collaboration
The search for physics beyond the Standard Model has been a long-standing subject at the LHC. [...]
ATL-DAQ-PROC-2025-020. - 2025 - 5.
Original Communication (restricted to ATLAS) - Full text

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2025-10-30
21:12
South Africa’s Contribution to the Upgrade of the ATLAS TileCal low voltage power supply for the HL-LHC / Gololo, Mpho Gift Doctor (University of Johannesburg (ZA))
The start of the operation of the High Luminosity LHC (HL-LHC) is planned for the year 2030. [...]
ATL-TILECAL-PROC-2025-011. - 2025 - 5.
Original Communication (restricted to ATLAS) - Full text

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2025-10-30
17:32
Enhancing the ATLAS Level-1 endcap muon trigger with New Small Wheel integration in Run3 / Sue, Yuki (KEK High Energy Accelerator Research Organization (JP))
The Level-1 muon endcap trigger in the ATLAS experiment utilises signals from the Thin Gap Chambers (TGCs) located in the outer muon stations. [...]
ATL-DAQ-PROC-2025-019. - 2025 - 5.
Original Communication (restricted to ATLAS) - Full text

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2025-10-30
17:18
Combination of ATLAS and CMS searches for Higgs boson pair production at $\sqrt{s} = 13$ TeV
This note presents a combination of searches for Higgs boson pair (HH) production performed by the ATLAS and CMS Collaborations using proton-proton collision data sets recorded at $\sqrt{s} = 13\,\text{TeV}$ at the LHC Run 2, corresponding to integrated luminosities ranging between 126 and 140$\,\text{fb}^{-1}$. [...]
ATLAS-CONF-2025-012. - 2025 - mult..
Original Communication (restricted to ATLAS) - Full text

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2025-10-30
16:18
The ATLAS Tile Calorimeter Trigger and Data Acquisition Interface: Development, Integration and Validation / Schultz-Coulon, Hans-Christian (Heidelberg University (DE)) ; Mkrtchyan, Tigran (CERN) ; Junkermann, Thomas (Heidelberg University (DE))
Future High Luminosity LHC runs introduce more simultaneous proton-proton collisions for the LHC experiments. [...]
ATL-TILECAL-PROC-2025-010. - 2025 - 7.
Original Communication (restricted to ATLAS) - Full text

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2025-10-30
00:25
Production and quality control of the ITk Pixel outer endcap local supports for the High-Luminosity upgrade of the ATLAS detector / ATLAS Collaboration - Speaker and corresponding author
he ATLAS experiment will be upgraded with a new Inner Tracker (ITk) detector for the High-Luminosity phase of the Large Hadron Collider. [...]
ATL-ITK-PROC-2025-024. - 2025 - 9.
Original Communication (restricted to ATLAS) - Full text

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2025-10-30
00:19
Searches for Resonances Decaying into Higgs Boson Pairs with the ATLAS Experiment / Liu, Yanlin (Shandong University (CN))
This document summarizes recent searches for heavy resonances (X) decaying into pairs of Higgs bosons (HH) or a new scalar plus a Higgs boson (SH) using data from the ATLAS experiment at the Large Hadron Collider. [...]
ATL-PHYS-PROC-2025-096. - 2025 - 6.
Original Communication (restricted to ATLAS) - Full text

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ATLAS Conference Contributions (5,940)
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ATLAS Conference Notes (1,278)