N. Nishu

Search for Higgs bosons produced in association with a high-energy photon via vector-boson fusion and decaying to a pair of $b$ -quarks in the ATLAS detector

ATLAS Collaboration

A search for Standard Model Higgs bosons produced in association with a high-energy photon and decaying to $b b ˉ$ is performed using 133 fb $^{- 1}$ of $s = 13$ TeV $pp$ col…

Search for decays of the Higgs boson into scalar particles decaying into four or six $b$ -quarks using $pp$ collisions at $s = 13 TeV$ with the ATLAS detector

ATLAS Collaboration

A search for exotic decays of the Higgs boson $H$ into new scalar or pseudoscalar particles that subsequently decay into $b$ -quarks is presented. The search considers $Z H$ producti…

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…

A continuous calibration of the ATLAS flavour-tagging classifiers via optimal transportation maps

ATLAS Collaboration

A calibration of the ATLAS flavour-tagging algorithms using a new calibration procedure based on optimal transportation maps is presented. Simultaneous, continuous corrections to t…

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…

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…

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…

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…

Search for a new pseudoscalar decaying into a pair of bottom and antibottom quarks in top-associated production in $s$ =13 TeV proton-proton collisions with the ATLAS detector

ATLAS Collaboration

A search for a pseudoscalar $a$ produced in association with a top-quark pair, or in association with a single top quark plus a $W$ boson, with the pseudoscalar decaying into $b$ -q…

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…

hep-ex2025★ 9 cited

Search for heavy neutral leptons in decays of W bosons using leptonic and semi-leptonic displaced vertices in $s = 13$ TeV $pp$ collisions with the ATLAS detector

ATLAS Collaboration

A search is performed for long-lived heavy neutral leptons (HNLs), produced through the decay of a $W$ boson along with a muon or electron. Two channels are explored: a leptonic ch…

Search for cascade decays of charged sleptons and sneutrinos in final states with three leptons and missing transverse momentum in $pp$ collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

A search for cascade decays of charged sleptons and sneutrinos using final states characterized by three leptons (electrons or muons) and missing transverse momentum is presented.…

hep-ex2025★ 7 cited

Evidence for longitudinally polarized $W$ bosons in the electroweak production of same-sign $W$ boson pairs in association with two jets in pp collisions at $s = 13$ TeV with the ATLAS detector

The ATLAS Collaboration

This Letter reports the first evidence of production of same-sign $W$ boson pairs where at least one of the $W$ bosons is longitudinally polarized and the most stringent constraint…

nucl-ex2025★ 3 cited

Charged-hadron and identified-hadron ( $K_{S}^{0}$ , $Λ$ , $Ξ^{-}$ ) yield measurements in photo-nuclear Pb+Pb and $p$ +Pb collisions at $s_{NN} = 5.02$ TeV with ATLAS

ATLAS Collaboration

This paper presents the measurement of charged-hadron and identified-hadron ( $K_{S}^{0}$ , $Λ$ , $Ξ^{-}$ ) yields in photo-nuclear collisions using 1.7 $\mathrm{n…

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

ATLAS Collaboration

A search for exotic decays of the Higgs boson into a pair of low-mass scalars that subsequently decay into $τ$ -leptons, $H \to aa \to τ^{+} τ^{-} τ^{+} τ^{-}$ , is presented. In…

Measurement of double-differential charged-current Drell-Yan cross-sections at high transverse masses in $pp$ collisions at $s =$ 13 TeV with the ATLAS detector

ATLAS Collaboration

This paper presents a first measurement of the cross-section for the charged-current Drell-Yan process $pp \to W^{\pm} \to ℓ^{\pm} ν$ above the resonance region,…

hep-ex2025★ 3 cited

Measurement of the top quark mass with the ATLAS detector using $t t ˉ$ events with a high transverse momentum top quark

ATLAS Collaboration

The mass of the top quark is measured using top-antitop-quark pair events with high transverse momentum top quarks. The dataset, collected with the ATLAS detector in proton--proton…

hep-ex2025★ 3 cited

Weakly supervised anomaly detection for resonant new physics in the dijet final state using proton-proton collisions at $s = 13$ TeV with the ATLAS detector

ATLAS Collaboration

An anomaly detection search for narrow-width resonances beyond the Standard Model that decay into a pair of jets is presented. The search is based on 139 fb $^{- 1}$ of proton-proton…