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ATLAS PUB Notes

Latest additions:
2026-01-30
18:35
Carpe Datum: Scaling behavior of transformers for heavy hadron flavor identification
Large language models (LLMs) have demonstrated that scaling, driven by compute, can yield dramatic improvements in performance, with current state-of-the-art systems reaching up to one trillion parameters. [...]
ATL-SOFT-PUB-2026-002.
- 2026 - 17.
Original Communication (restricted to ATLAS) - Full text

Detailed record
2026-01-30
16:45
GN3: Multi-task, Multi-modal Transformers for Jet Flavour Tagging in ATLAS
Identifying jets originating from heavy-flavour quarks is essential for many ATLAS analyses at the Large Hadron Collider. [...]
ATL-PHYS-PUB-2026-001.
- 2026 - mult..
Original Communication (restricted to ATLAS) - Full text

Detailed record
2026-01-23
10:31
ATLAS TDAQ Authors list
TDAQ Authors list version 17
ATL-DAQ-PUB-2026-001.
- 2026 - 9.
Original Communication (restricted to ATLAS) - Full text

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2026-01-19
16:49
ATLAS Computing Acknowledgements
Document listing the centres providing major contributions to ATLAS computing in terms of CPU resources in 2024 and 2025. [...]
ATL-SOFT-PUB-2026-001.
- 2026 - 4.
Original Communication (restricted to ATLAS) - Full text

Detailed record
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

Detailed record
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

Detailed record
2025-11-10
15:16
Preliminary tracking studies involving GPU accelerators for the ATLAS Event Filter at the HL-LHC
The Event Filter (EF) Tracking system allows real-time, online tracking for the ATLAS trigger in the upcoming HL-LHC era. [...]
ATL-DAQ-PUB-2025-003.
- 2025 - mult..
Original Communication (restricted to ATLAS) - Full text

Detailed record
2025-11-09
18:38
Common ATLAS, CMS and LHCb summary plots for Heavy Neutral Leptons (Fall 2025)
Summary plots for Heavy Neutral Leptons. [...]
ATL-PHYS-PUB-2025-048.
- 2025 - 5.
Original Communication (restricted to ATLAS) - Full text

Detailed record
2025-11-08
13:57
Parton-shower and hadronisation modelling uncertainty studies with Herwig7
Uncertainties in the predictions of general-purpose Monte-Carlo event generators, particularly those related to parton showering or hadronisation and other non-perturbative effects, are a leading source of systematic uncertainty in many ATLAS analyses. [...]
ATL-PHYS-PUB-2025-047.
- 2025 - 24.
Original Communication (restricted to ATLAS) - Full text

Detailed record
2025-11-07
18:41
Optimizations of the ATLAS ITk GNN reconstruction pipeline
The HL-LHC upgrade of the ATLAS inner detector (ITk) brings an unprecedented challenge, both in terms of the large number of silicon cluster readouts and the throughput required for budget-constrained track reconstruction. [...]
ATL-PHYS-PUB-2025-046.
- 2025 - 26.
Original Communication (restricted to ATLAS) - Full text

Detailed record