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ATLAS Notes

Latest additions:
2025-10-26
01:31
New techniques for reconstructing and calibrating hadronic objects with ATLAS / Morancho Tarda, Arnau (University of Copenhagen (DK))
The precision and reach of physics analyses at the LHC are often tied to the performance of hadronic object reconstruction and calibration, with even small incremental gains in understanding and reduced uncertainties being impactful on ATLAS results. [...]
ATL-PHYS-PROC-2025-089.
- 2025 - 9.
Original Communication (restricted to ATLAS) - Full text

Detailed record
2025-10-24
21:54
Measurements of the CP structure of Higgs boson couplings with the ATLAS detector / Kholodenko, Marina (Laboratory of Instrumentation and Experimental Particle Physics (PT))
The Standard Model predicts the Higgs boson to be a CP-even scalar, but CP-odd contributions to its interactions with vector bosons and quarks are not yet strongly constrained. [...]
ATL-PHYS-PROC-2025-088.
- 2025 - 8.
Original Communication (restricted to ATLAS) - Full text

Detailed record
2025-10-24
20:32
Comprehensive Full-Power Testing of Demonstrator System for the High Granularity Timing Detector / Che, Yimin (Nanjing University (CN)) ; Zhang, Lei (Nanjing University (CN)) ; Zhang, Jie (Chinese Academy of Sciences (CN))
The High Granularity Timing Detector (HGTD) is a pixel detector to mitigate pile-up effects and improve vertex reconstruction at the High-Luminosity LHC in the ATLAS Phase-II upgrade. [...]
ATL-HGTD-PROC-2025-002.
- 2025 - 7.
Original Communication (restricted to ATLAS) - Full text

Detailed record
2025-10-23
20:42
Building ATLAS With LEGO / Readioff, Nathan Peter (University of Sheffield (GB))
A new LEGO model of the ATLAS detector has been developed to aid and enhance educational outreach. [...]
ATL-PHYS-PROC-2025-087.
- 2025 - 6.
Original Communication (restricted to ATLAS) - Full text

Detailed record
2025-10-23
20:39
Search for rare processes and lepton-flavor-violating decays of Higgs boson at the ATLAS experiment / Zakareishvili, Tamar (Univ. of Valencia and CSIC (ES))
The Standard Model predicts several rare Higgs boson processes, including decays into a Z boson and a photon, a low-mass lepton pair and a photon, or a meson and a photon. [...]
ATL-PHYS-PROC-2025-086.
- 2025 - 7.
Original Communication (restricted to ATLAS) - Full text

Detailed record
2025-10-22
21:00
ATLAS Tile Calorimeter Phase-II Upgrade: Electronics Certification with the Portable Readout Module "PROMETEO" / Tsotskolauri, Pavle (Ivane Javakhishvili Tbilisi State University (GE))
The High Luminosity Large Hadron Collider has motivated a complete upgrade of the ATLAS Tile Calorimeter system. [...]
ATL-TILECAL-PROC-2025-009.
- 2025 - 5.
Original Communication (restricted to ATLAS) - Full text

Detailed record
2025-10-22
20:19
The Phase-1 Upgrade of the ATLAS Level-1 Calorimeter Trigger / Gugel, Ralf (Johannes Gutenberg Universitaet Mainz (DE)) ; ATLAS Collaboration
During the Long Shutdown 2 of the LHC the ATLAS detector received its Phase-1 Upgrade in order to better handle the increased luminosity during LHC Run 3 and beyond. [...]
ATL-DAQ-PROC-2025-017.
- 2025 - mult..
Original Communication (restricted to ATLAS) - Full text

Detailed record
2025-10-22
19:11
LUCID, the ATLAS luminosity detector in LHC Run-3 and its upgrade for HL-LHC / Cremonini, Davide (Universita e INFN, Bologna (IT))
The LUCID-2 detector is the main luminometer of the ATLAS experiment and the only one able to provide a reliable luminosity determination in all beam configurations, luminosity ranges and at bunch-crossing level. [...]
ATL-FWD-PROC-2025-005.
- 2025 - 11.
Original Communication (restricted to ATLAS) - Full text

Detailed record
2025-10-21
20:50
New techniques for reconstructing and calibrating hadronic objects with ATLAS / Pirttikoski, Antti (Universite de Geneve (CH))
Recent developments in hadronic object reconstruction and calibration in ATLAS have led to significant improvements in jet performance. [...]
ATL-PHYS-PROC-2025-085.
- 2025 - 6.
Original Communication (restricted to ATLAS) - Full text

Detailed record
2025-10-21
19:05
Performance and calibration of the ATLAS Tile Calorimeter / Astalos, Robert (Comenius University (SK))
The Tile Calorimeter (TileCal) is a sampling hadronic calorimeter covering the central region of the ATLAS (A Toroidal LHC ApparatuS) experiment, with steel as absorber and plastic scintillators as active medium. [...]
ATL-TILECAL-PROC-2025-008.
- 2025 - 6.
Original Communication (restricted to ATLAS) - Full text

Detailed record
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