Repozitář publikační činnosti UK: Recent submissions
Now showing items 181-200 of 2154
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Configuration, Performance, and Commissioning of the ATLAS 𝒃-jet Triggers for the 2022 and 2023 LHC data-taking periods
original article
open access
published version
2025
,IOP Publishing Ltd
,Journal of Instrumentation
,20
(2025)
In 2022 and 2023, the Large Hadron Collider produced approximately two billion hadronicinteractions each second from bunches of protons that collide at a rate of 40 MHz. The ATLAS triggersystem is used to reduce this rate ...
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Expected tracking performance of the ATLAS Inner Tracker at the High-Luminosity LHC
original article
open access
published version
2025
,IOP Publishing Ltd
,Journal of Instrumentation
,20
(2025)
The high-luminosity phase of LHC operations (HL-LHC), will feature a large increase insimultaneous proton-proton interactions per bunch crossing up to 200, compared with a typical levelingtarget of 64 in Run 3. Such an ...
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An implementation of neural simulation-based inference for parameter estimation in ATLAS
original article
open access
published version
2025
,Institute of Physics
,Reports on Progress in Physics
,88
(2025)
Neural simulation-based inference (NSBI) is a powerful class of machine-learning-basedmethods for statistical inference that naturally handles high-dimensional parameter estimationwithout the need to bin data into ...
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Measurement of off-shell Higgs boson production in the H∗→ZZ→4ℓ decay channel using a neural simulation-based inference technique in 13 TeV pp collisions with the ATLAS detector
original article
open access
published version
2025
,Institute of Physics
,Reports on Progress in Physics
,88
(2025)
A measurement of off-shell Higgs boson production in the HASTERISK OPERATOR RIGHTWARDS ARROWZZRIGHTWARDS ARROW4ℓ decay channel ispresented. The measurement uses 140 fb-1 of proton-proton collisions atSQUARE ROOTs = 13 ...
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Climbing to the Top of the ATLAS 13 TeV data
original article
open access
published version
2025
,Elsevier Science
,Physics Reports
,1116
(2025)
The large amount of data recorded with the ATLAS detector at the Large HadronCollider, corresponding to 140 fb-1 of pp collisions at a centre-of-mass energy of SQUARE ROOTs = 13 TeV, has brought our knowledge of the top ...
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Electroweak, QCD and flavour physics studies with ATLAS data from Run 2 of the LHC
original article
open access
published version
2025
,Elsevier Science
,Physics Reports
,1116
(2025)
A summary of precision measurements sensitive to electroweak, QCD and quark-flavoureffects performed by the ATLAS Collaboration at the Large Hadron Collider is reported.The measurements are predominantly performed on ...
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Characterising the Higgs boson with ATLAS data from the LHC Run-2
original article
open access
published version
2025
,Elsevier Science
,Physics Reports
,1116
(2025)
The Higgs boson was discovered by the ATLAS and CMS Collaborations in 2012 usingdata from Run 1 of the Large Hadron Collider (2010−2012). In Run 2 (2015−2018),about 140 fb−1 of proton–proton collisions at a centre-of-mass ...
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Exploration at the high-energy frontier: ATLAS Run 2 searches investigating the exotic jungle beyond the Standard Model
original article
open access
published version
2025
,Elsevier Science
,Physics Reports
,1116
(2025)
This report presents a comprehensive collection of searches for new physics performedby the ATLAS Collaboration during the Run 2 period of data taking at the Large HadronCollider, from 2015 to 2018, corresponding to about ...
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The quest to discover supersymmetry at the ATLAS experiment
original article
open access
published version
2025
,Elsevier Science
,Physics Reports
,1116
(2025)
The search for supersymmetry with the ATLAS experiment at the CERN Large HadronCollider intensified after the discovery of the Higgs boson in 2012. The search programmeexpanded in both breadth and depth, profiting from the ...
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ATLAS searches for additional scalars and exotic Higgs boson decays with the LHC Run 2 dataset
original article
open access
published version
2025
,Elsevier Science
,Physics Reports
,1116
(2025)
This report reviews the published results of searches for possible additional scalar particles and exotic decays of the Higgs boson performed by the ATLAS Collaborationusing up to 140 fb-1 of 13 TeV proton-proton collision ...
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Search for Higgs boson exotic decays into Lorentz-boosted light bosons in the four-𝜏 final state at √𝑠 = 13 TeV with the ATLAS detector
original article
open access
published version
2025
,ELSEVIER
,Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
,870
(2025)
A search for exotic decays of the Higgs boson into a pair of low-mass scalars that subsequently decay into𝜏-leptons, 𝐻 → 𝑎𝑎 → 𝜏+𝜏−𝜏+𝜏−, is presented. In models with Yukawa-like couplings, the decay to 𝜏-leptons ...
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Measurement of the top quark mass with the ATLAS detector using 𝑡𝑡 events with a high transverse momentum top quark
original article
open access
published version
2025
,ELSEVIER
,Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
,867
(2025)
The mass of the top quark is measured using top-quark-top-antiquark pair events with high transverse momentumtop quarks. The dataset, collected with the ATLAS detector in proton-proton collisions atSQUARE ROOT𝑠 = 13 TeV ...
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Observation of 𝑉 𝑉 𝑍 production at √𝑠 = 13 TeV with the ATLAS detector
original article
open access
published version
2025
,ELSEVIER
,Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
,866
(2025)
A search for the production of three massive vector bosons, SQUARE ROOT 𝑉 𝑉 𝑍(𝑉 = 𝑊,𝑍), in proton-proton collisions at𝑠 = 13 TeV is performed using data with an integrated luminosity of 140 fb-1 recorded by the ATLAS ...
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Search for a new scalar decaying into new spin-1 bosons in four-lepton final states with the ATLAS detector
original article
open access
published version
2025
,ELSEVIER
,Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
,865
(2025)
A search is conducted for a new scalar boson 𝑆, with a mass distinct from that of the Higgs boson, decayingpromptly into four leptons (𝓁 = 𝑒, 𝜇) via an intermediate state containing two on-shell, promptly decaying ...
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Constraint on the total width of the Higgs boson from Higgs boson and four-top-quark measurements in 𝑝𝑝 collisions at √𝑠 = 13 TeV with the ATLAS detector
original article
open access
published version
2025
,ELSEVIER
,Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
,861
(2025)
This Letter presents a constraint on the total width of the Higgs boson (Γ𝐻) using a combined measurement ofon-shell Higgs boson production and the production of four top quarks, which involves contributions from offshellHiggs ...
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Measurement of top-quark pair production in association with charm quarks in proton–proton collisions at √𝑠 = 13 TeV with the ATLAS detector
original article
open access
published version
2025
,ELSEVIER
,Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
,860
(2025)
Inclusive cross-sections for top-quark pair production in association with charm quarks are measured with proton--proton collision data at a center-of-mass energy of 13 TeV corresponding to an integrated luminosity of 140 ...
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A search for dark matter produced in association with a dark Higgs boson decaying into a Higgs boson pair in 3b or 4b final states using pp collisions at √s = 13 TeV with the ATLAS detector
original article
open access
published version
2025
,Springer
,Journal of High Energy Physics
,2025
(09)
A search is performed for dark matter particles produced in association with aresonant pair of Higgs bosons using 140 fb-1 of proton-proton collisions at a centre-of-massenergy of 13TeV recorded by the ATLAS detector at ...
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Measurements of W+W− production cross-sections in pp collisions at √s = 13 TeV with the ATLAS detector
original article
open access
published version
2025
,Springer
,Journal of High Energy Physics
,2025
(08)
Measurements of W+W- RIGHTWARDS ARROW e+-νμMINUS-OR-PLUS SIGNν production cross-sections are presented,providing a test of the predictions of perturbative quantum chromodynamics and theelectroweak theory. The measurements ...
