A. Basan

Search for higgsinos in compressed mass spectra using low-momentum tracks in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

This paper presents two searches for the electroweak production of higgsinos with compressed mass spectra using 140 fb $^{- 1}$ of $s = 13$ TeV proton-proton collision data coll…

Measurement of the top-quark pole mass in dileptonic $t t ˉ + 1 -jet$ events at $s = 13$ TeV with the ATLAS experiment

ATLAS Collaboration

A measurement of the top-quark pole mass $m_{t}^{pole}$ is presented in $t t ˉ$ events with an additional jet, $t t ˉ + 1 -jet$ , produced in $pp$ collisions at $\sqr…

A search for dark matter produced in association with a dark Higgs boson decaying into a Higgs boson pair in 3 $b$ or 4 $b$ final states using $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

A search is performed for dark matter particles produced in association with a resonant pair of Higgs bosons using 140 fb $^{- 1}$ of proton--proton collisions at a centre-of-mass en…

Search for squarks and gluinos in $pp$ collisions at $s = 13$ TeV and $13.6$ TeV in events with $τ$ -leptons, jets and missing transverse momentum using the ATLAS detector

ATLAS Collaboration

A search for R-parity-conserving supersymmetry in events with large missing transverse momentum, jets and at least one hadronically decaying $τ$ -lepton is presented. Both gluino an…

Probing the Higgs boson CP properties in vector-boson fusion production in the $H \to τ^{+} τ^{-}$ channel with the ATLAS detector

ATLAS Collaboration

The CP properties of the Higgs boson are studied in the vector-boson fusion production mode. The analysis exploits the decay mode of the Higgs boson into two $τ$ -leptons using 140…

Search for single production of vector-like quarks decaying into $W (ℓ ν) b$ in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

A search for single production of a vector-like quark $Q$ , which could be either a singlet $T$ , with charge $\frac{2}{3}$ , or a $Y$ from a $(T, B, Y)$ triplet, with charge $- \frac{4}{3}$ ,…

Measurements of differential cross-sections of $W bW b$ production in the dilepton channel in $pp$ collisions at $s$ = 13 TeV using the ATLAS detector

ATLAS Collaboration

At the Large Hadron Collider, the $W bW b$ final state is expected to be dominated by $t t ˉ$ production with a contribution from single-top processes. Differential cross-sections…

Measurements of $W^{+} W^{-}$ production cross-sections in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

Measurements of $W^{+} W^{-} \to e^{\pm} ν μ^{\mp} ν$ production cross-sections are presented, providing a test of the predictions of perturbative quantum chromodynamics and the elect…

The environmental impact, carbon emissions and sustainability of computing in the ATLAS experiment

ATLAS Collaboration

ATLAS, a general-purpose experiment at the Large Hadron Collider (LHC), makes use of a large internationally-distributed computing infrastructure, including over $1 0^{6}$ TB of manag…

hep-ex2025★ 7 cited

Search for emerging jets in $pp$ collisions at $s = 13.6$ TeV with the ATLAS experiment

ATLAS Collaboration

A search for emerging jets is presented using 51.8 fb $^{- 1}$ of proton-proton collision data at $s = 13.6$ TeV, collected by the ATLAS experiment during 2022 and 2023. The s…

hep-ex2025★ 9 cited

Search for new physics in final states with semi-visible jets or anomalous signatures using the ATLAS detector

ATLAS Collaboration

A search is presented for hadronic signatures of beyond the Standard Model (BSM) physics, with an emphasis on signatures of a strongly-coupled hidden dark sector accessed via reson…

Constraining off-shell Higgs boson production and the Higgs boson total width using $W W \to ℓ ν ℓ ν$ final states with the ATLAS detector

ATLAS Collaboration

A measurement of off-shell Higgs boson production is performed in the $H^{*} \to W W$ channel. The measurement uses a proton-proton collision dataset with an integrated lumi…

Measurements of Higgs boson production via gluon-gluon fusion and vector-boson fusion using $H \to W W^{*} \to ℓ ν ℓ ν$ decays in $pp$ collisions with the ATLAS detector and their effective field theory interpretations

ATLAS Collaboration

Higgs boson production cross-sections via gluon-gluon fusion and vector-boson fusion in proton-proton collisions are measured in the $H \to W W^{*} \to ℓ ν ℓ ν$ d…

Measurement of high-mass $t t ˉ ℓ^{+} ℓ^{-}$ production and lepton flavour universality-inspired effective field theory interpretations at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

Measurements of $t t ˉ ℓ^{+} ℓ^{-}$ production in the region of high dilepton invariant mass with effective field theory (EFT) interpretations are presented. They are perfor…

nucl-ex2025

Measurement of substructure-dependent suppression of large-radius jets with charged particles in Pb+Pb collisions with ATLAS

ATLAS Collaboration

Measurements of jet substructure in Pb+Pb collisions provide key insights into the mechanism of jet quenching in the hot and dense QCD medium created in these collisions. This Lett…

Search for events with one displaced vertex from long-lived neutral particles decaying into hadronic jets in the ATLAS muon spectrometer in $pp$ collisions at $s = 13$ TeV

ATLAS Collaboration

A search for events with one displaced vertex from long-lived particles using data collected by the ATLAS detector at the Large Hadron Collider is presented, using 140 fb $^{- 1}$ of…

nucl-ex2025★ 11 cited

Evidence for the collective nature of radial flow in Pb+Pb collisions with the ATLAS detector

ATLAS Collaboration

Anisotropic flow and radial flow are two key probes of the expansion dynamics and properties of the quark-gluon plasma (QGP). While anisotropic flow has been extensively studied, r…

A measurement of the high-mass $τ τ ˉ$ production cross-section at $s = 13$ TeV with the ATLAS detector and constraints on new particles and couplings

The ATLAS Collaboration

The production cross-section of high-mass $τ$ -lepton pairs is measured as a function of the dilepton visible invariant mass, using 140 fb $^{- 1}$ of $s = 13$ TeV proton-proton…

Measurements of the production cross-sections of a Higgs boson in association with a vector boson and decaying into $W W^{*}$ with the ATLAS detector at $s = 13$ TeV

ATLAS Collaboration

Measurements of the total and differential Higgs boson production cross-sections, via $W H$ and $Z H$ associated production using $H \to W W^{*} \to ℓ ν ℓ ν$ and $H\r…

Electroweak diboson production in association with a high-mass dijet system in semileptonic final states from $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

This paper reports the observation of electroweak diboson ( $W W / W Z / Z Z$ ) production in association with a high-mass dijet system, in which final states with one boson decaying lepton…

hep-ex2025★ 3 cited

Searches for direct slepton production in the compressed-mass corridor in $s = 13$ TeV $pp$ collisions with the ATLAS detector

ATLAS Collaboration

This paper presents searches for the direct pair production of charged light-flavour sleptons, each decaying into a stable neutralino and an associated Standard Model lepton. The a…