University of Alberta

MoEDAL-MAPP: the first dedicated search experiment at the LHC

John R. Ellis, Nick E. Mavromatos, Vasiliki A. Mitsou +1

This special issue brings together a collection of original research articles and review papers addressing topics directly related to the MoEDAL-MAPP experiment at the Large Hadron…

Measurements of the Higgs boson production, fiducial and differential cross-sections in the four lepton decay channel using 164 fb $^{- 1}$ of data collected at $s$ = 13.6 TeV with the ATLAS detector

ATLAS Collaboration

Inclusive, differential and production-mode cross-section measurements of the Higgs boson are performed in the $H \to Z Z^{*} \to 4 ℓ$ decay channel. The analysis uses proton-prot…

Missing-mass search in forward-proton-tagged dilepton events with the ATLAS detector

ATLAS Collaboration

A search is conducted in proton-proton collisions at the Large Hadron Collider for photon-induced production $pp \to pp + γ γ, (γ γ \to V X)$ of a visible particle $V$ de…

Combination of measurements of CP properties of Higgs boson interactions with vector bosons using proton-proton collisions at $s = 13$ TeV with the ATLAS detector

The ATLAS Collaboration

A combination of measurements of the CP properties of Higgs boson interactions with electroweak gauge bosons is presented, using 140 fb $^{- 1}$ of proton-proton collisions at $\sqrt…

Search for Higgs boson pair production in association with top-quark pairs using 196 fb $^{- 1}$ of proton-proton collision data at $s =$ 13 and 13.6 TeV with the ATLAS detector

ATLAS Collaboration

This paper presents the first search for non-resonant Higgs boson pair production in association with a top-quark pair ( $t t ˉ H H$ ) using proton-proton collision data collected w…

hep-ex2026★ 1 cited

Search for long-lived charginos and $τ$ -sleptons using final states with a disappearing track in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

This paper reports a search for decays of long-lived charginos or $τ$ -sleptons to final states containing a short disappearing track, a single high-energy jet, and missing transver…

hep-ex2026★ 1 cited

Evidence of $Z Z γ$ Production with the ATLAS Detector

ATLAS Collaboration

This Letter presents the first evidence of the simultaneous production of two $Z$ bosons and one photon with the ATLAS detector at the Large Hadron Collider. The measurement is per…

Breaking barriers: the impact of ATLAS Virtual Visits in science communication

ATLAS Collaboration

The ATLAS Collaboration at CERN's Large Hadron Collider is at the forefront of particle physics research and is equally committed to bridging the gap between cutting-edge science a…

Measurement of differential $t$ -channel single top (anti)quark production cross-sections at 13 TeV with the ATLAS detector

ATLAS Collaboration

The production of single top quarks and top antiquarks via the $t$ -channel exchange of a virtual $W$ boson is measured in proton-proton collisions at a centre-of-mass energy of 13…

Measurement of the top-quark mass using decays with a $J / ψ$ meson at $s =$ 13 TeV with the ATLAS detector

ATLAS Collaboration

The top-quark mass is measured using top-quark decays producing an isolated lepton and $J / ψ$ meson reconstructed in its $μ^{+} μ^{-}$ decay mode. The data sample was recorded with the A…

Search for signatures of electroweakinos with photons, jets, and large missing transverse momentum in $s = 13$ TeV pp collisions with the ATLAS detector

ATLAS Collaboration

A search for final states characterised by at least one isolated high transverse-momentum photon, jets and large missing transverse momentum is presented. Such a final state might…

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…

Sensitivity to low-mass WIMPs with an improved liquid argon ionization response model within the DarkSide programme

F. Acerbi, P. Adhikari, P. Agnes +294

Dark matter detection experiments using liquid argon rely on a precise characterization of the ionization response to nuclear recoils, especially in the keV energy range relevant f…

Measurement of reactor antineutrino oscillations with 1.46 ktonne-years of data at SNO+

M. Abreu, A. Allega, M. R. Anderson +108

The SNO+ Collaboration reports new results on reactor antineutrino oscillations using data acquired from May 2022 through July 2025. The spectral analysis of a flux dominated by nu…

Cosmogenic Neutron Production in Water at SNO+

SNO+ Collaboration, :, M. Abreu +112

Accurate measurement of the cosmogenic muon-induced neutron yield is crucial for constraining a significant background in a wide range of low-energy physics searches. Although prev…

Measurement of the Higgs boson production in association with top quarks in multilepton final states in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

Atlas Collaboration

A measurement of the associated production of a top-quark pair with the Higgs boson ( $t t ˉ H$ ) in multilepton final states is presented. The analysis is based on a data sample o…

Constraints on effective field theories via quadruple-differential angular decay rates from $t$ -channel single-top-quark production at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

Events with $t$ -channel single top quarks are used to probe effective field theory operators in $s = 13$ TeV proton-proton collision data corresponding to 140 fb $^{- 1}$ record…

Search for emerging jets in $pp$ collisions at $s = 13$ TeV with the ATLAS experiment

ATLAS Collaboration

A search is presented for emerging jets using 140 fb $^{- 1}$ of proton-proton collision data at $s = 13$ TeV, collected by the ATLAS experiment between 2015 and 2018. The sea…

A search for electroweak $t t ˉ W j$ production in multileptonic final states at $s = 13$ TeV with the ATLAS detector and bounds on effective field theory operators

ATLAS Collaboration

A search is presented for the electroweak production of a top quark pair in association with a $W$ boson and at least one additional jet, known as the ${t\bar{t}W\kern-0.2em j_{\ma…

Measurement of the top-quark Yukawa coupling from $t t$ production in the lepton+jets final state using $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

The top-quark Yukawa coupling is extracted from the distribution of the top-quark pair ( $t t$ ) invariant mass in proton-proton collisions using 140 $f b^{- 1}$ of data a…

Measurement of the $W$ -boson angular coefficients and transverse momentum in $pp$ collisions at $s =$ 13 TeV with the ATLAS detector

The ATLAS Collaboration

The angular distributions of Drell-Yan lepton pairs provide sensitive probes of the underlying dynamics of quantum chromodynamics (QCD) effects in vector-boson production. This pap…

Observation of structures in the $J / ψ + ψ (2 S)$ mass spectrum with the ATLAS detector

ATLAS Collaboration

A search for resonant structures in the $J / ψ + ψ$ (2S) mass spectrum is performed using proton--proton collision data at $s = 13$ TeV, corresponding to an integrated luminosity o…

hep-ex2025★ 4 cited

Search for electroweak-scale dijet resonances using trigger-level analysis with the ATLAS detector in $132$ fb $^{- 1}$ of $pp$ collisions at $s = 13$ TeV

ATLAS Collaboration

This article reports on a search for dijet resonances using $132$ fb $^{- 1}$ of $pp$ collision data recorded at $s = 13$ TeV by the ATLAS detector at the Large Hadron Collide…