Showing 2023 · hep-exShow all

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hep-ex2023

First search for dark-trident processes using the MicroBooNE detector

MicroBooNE collaboration, P. Abratenko, O. Alterkait +185

We present a first search for dark-trident scattering in a neutrino beam using a data set corresponding to protons on target taken with the MicroBooNE detector…

hep-ex2023★ 3 cited

Study of High-Transverse-Momentum Higgs Boson Production in Association with a Vector Boson in the Final State with the ATLAS Detector

ATLAS Collaboration

This Letter presents the first study of Higgs boson production in association with a vector boson (V = W or Z) in the fully hadronic final state using data recorded by the A…

hep-ex2023★ 15 cited

Inclusive and differential cross-section measurements of production in collisions at TeV with the ATLAS detector, including EFT and spin-correlation interpretations

ATLAS Collaboration

Measurements of both the inclusive and differential production cross sections of a top-quark-top-antiquark pair in association with a boson () are presented. Final s…

hep-ex2023★ 3 cited

Measurement of jet substructure in boosted events with the ATLAS detector using 140 fb of 13 TeV collisions

ATLAS Collaboration

Measurements of the substructure of top-quark jets are presented, using 140 fb of 13 TeV collision data recorded with the ATLAS detector at the LHC. Top-quark jets reco…

hep-ex2023★ 18 cited

Measurement and interpretation of same-sign boson pair production in association with two jets in collisions at TeV with the ATLAS detector

The ATLAS Collaboration

This paper presents the measurement of fiducial and differential cross sections for both the inclusive and electroweak production of a same-sign -boson pair in association with…

hep-ex2023★ 5 cited

Search for light long-lived neutral particles from Higgs boson decays via vector-boson-fusion production from collisions at TeV with the ATLAS detector

ATLAS Collaboration

A search is reported for long-lived dark photons with masses between 0.1 GeV and 15 GeV, from exotic decays of Higgs bosons produced via vector-boson-fusion. Events that contain di…

hep-ex2023★ 9 cited

Combination of searches for resonant Higgs boson pair production using collisions at TeV with the ATLAS detector

ATLAS Collaboration

A combination of searches for a new resonance decaying into a Higgs boson pair is presented, using up to 139 fb of collision data at TeV recorded with the…

hep-ex2023★ 111 cited

Observation of quantum entanglement in top-quark pairs using the ATLAS detector

ATLAS Collaboration

Entanglement is a key feature of quantum mechanics, with applications in fields such as metrology, cryptography, quantum information, and quantum computation. It has been observed…

hep-ex2023★ 6 cited

Search for a CP-odd Higgs boson decaying into a heavy CP-even Higgs boson and a boson in the and final states using 140 fb of data collected with the ATLAS detector

ATLAS Collaboration

A search for a heavy CP-odd Higgs boson, , decaying into a boson and a heavy CP-even Higgs boson, , is presented. It uses the full LHC Run 2 dataset of collisions at…

hep-ex2023★ 9 cited

Search for Resonant Production of Dark Quarks in the Dijet Final State with the ATLAS Detector

ATLAS Collaboration

This paper presents a search for a new resonance decaying into a pair of dark quarks which hadronise into dark hadrons before promptly decaying back as Standard Model pa…

hep-ex2023★ 14 cited

Measurement of the decay

The NA62 Collaboration

A sample of 3984 candidates of the decay, with an estimated background of events, was collected by the NA62 experiment at CERN during 2017-2018. In order t…

hep-ex2023★ 13 cited

Studies of new Higgs boson interactions through nonresonant production in the final state in collisions at TeV with the ATLAS detector

ATLAS Collaboration

A search for nonresonant Higgs boson pair production in the final state is performed using 140 fb of proton-proton collisions at a centre-of-mass energy of 13 T…

hep-ex2023★ 1 cited

Study of decays at = 8 TeV with the ATLAS detector

ATLAS Collaboration

This paper presents a study of decays with the ATLAS detector at the Large Hadron Collider. The analysis uses a proton-proton data sample corresponding to an integrated…

hep-ex2023★ 20 cited

QUEST-DMC superfluid He detector for sub-GeV dark matter

S. Autti, A. Casey, N. Eng +22

The focus of dark matter searches to date has been on Weakly Interacting Massive Particles (WIMPs) in the GeV/-TeV/ mass range. The direct, indirect and collider searches…

hep-ex2023★ 13 cited

Search for non-resonant Higgs boson pair production in the final state in collisions with the ATLAS detector

ATLAS Collaboration

A search for non-resonant Higgs boson pair () production is presented, in which one of the Higgs bosons decays to a b-quark pair () and the other decays to , $ZZ…

hep-ex2023★ 6 cited

Search for direct production of electroweakinos in final states with one lepton, jets and missing transverse momentum in pp collisions at TeV with the ATLAS detector

ATLAS Collaboration

Searches for electroweak production of chargino pairs, , and of chargino and next-to-lightest neutralino, , are pr…

hep-ex2023★ 3 cited

Search for heavy neutral leptons in electron-positron and neutral-pion final states with the MicroBooNE detector

MicroBooNE collaboration, P. Abratenko, O. Alterkait +185

We present the first search for heavy neutral leptons (HNL) decaying into or final states in a liquid-argon time projection chamber using data collected with the M…

hep-ex2023★ 3 cited

Search for the exclusive boson hadronic decays , and with the ATLAS detector

ATLAS Collaboration

A search for the exclusive hadronic decays , and is performed using up to of proton-proton c…

hep-ex2023★ 11 cited

Event-by-Event Direction Reconstruction of Solar Neutrinos in a High Light-Yield Liquid Scintillator

A. Allega, M. R. Anderson, S. Andringa +116

The direction of individual B solar neutrinos has been reconstructed using the SNO+ liquid scintillator detector. Prompt, directional Cherenkov light was separated from the slo…

hep-ex2023★ 17 cited

Electron and photon energy calibration with the ATLAS detector using LHC Run 2 data

ATLAS Collaboration

This paper presents the electron and photon energy calibration obtained with the ATLAS detector using 140 fb of LHC proton-proton collision data recorded at Te…

hep-ex2023★ 36 cited

Evidence for the Higgs boson decay to a boson and a photon at the LHC

ATLAS, CMS Collaborations

The first evidence for the Higgs boson decay to a boson and a photon is presented, with a statistical significance of 3.4 standard deviations. The result is derived from a comb…

hep-ex2023★ 34 cited

Electron and photon efficiencies in LHC Run 2 with the ATLAS experiment

ATLAS Collaboration

Precision measurements of electron reconstruction, identification, and isolation efficiencies and photon identification efficiencies are presented. They use the full Run 2 data sam…

hep-ex2023★ 6 cited

Differential cross-section measurements of the production of four charged leptons in association with two jets using the ATLAS detector

ATLAS Collaboration

Differential cross-sections are measured for the production of four charged leptons in association with two jets. These measurements are sensitive to final states in which the jets…

hep-ex2023★ 7 cited

Search for vector-boson resonances decaying into a top quark and a bottom quark using collisions at TeV with the ATLAS detector

ATLAS Collaboration

A search for a new massive charged gauge boson, , is performed with the ATLAS detector at the LHC. The dataset used in this analysis was collected from proton-proton collisions…