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  1. Article

    Open Access

    Studies of new Higgs boson interactions through nonresonant HH production in the \( b\overline{b}\gamma \gamma \) final state in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector

    A search for nonresonant Higgs boson pair production in the b b

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2024)

  2. Article

    Open Access

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

    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 are produced via the strong ...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2024)

  3. Article

    Open Access

    Search for flavour-changing neutral tqH interactions with H → γγ in pp collisions at \( \sqrt{s} \) = 13 TeV using the ATLAS detector

    A search for flavour-changing neutral interactions involving the top quark, the Higgs boson and an up-type quark q (q = c, u) is presented. The proton-proton collision data set used, with an integrated luminosity...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2023)

  4. Article

    Open Access

    Search for direct production of electroweakinos in final states with one lepton, jets and missing transverse momentum in pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector

    Searches for electroweak production of wino-like chargino pairs, χ ...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2023)

  5. Article

    Open Access

    Search for heavy Majorana or Dirac neutrinos and right-handed W gauge bosons in final states with charged leptons and jets in pp collisions at \(\sqrt{s}=13\)  TeV with the ATLAS detector

    A search for heavy right-handed Majorana or Dirac neutrinos \(N_{\textrm{R}}\) N ...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in The European Physical Journal C (2023)

  6. Article

    Open Access

    Evidence of pair production of longitudinally polarised vector bosons and study of CP properties in ZZ → 4 events with the ATLAS detector at \( \sqrt{s} \) = 13 TeV

    A study of the polarisation and CP properties in ZZ production is presented. The used data set corresponds to an integrated luminosity of 140 fb1 of proton-proton collisions at a centre-of-mass energy of 13 TeV ...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2023)

  7. Article

    Open Access

    Search for vector-boson resonances decaying into a top quark and a bottom quark using pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector

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

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2023)

  8. Article

    Open Access

    Search for heavy Higgs bosons with flavour-violating couplings in multi-lepton plus b-jets final states in pp collisions at 13 TeV with the ATLAS detector

    A search for new heavy scalars with flavour-violating decays in final states with multiple leptons and b-tagged jets is presented. The results are interpreted in terms of a general two-Higgs-doublet model involvi...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2023)

  9. Article

    Open Access

    Purification-based quantum error mitigation of pair-correlated electron simulations

    An important measure of the development of quantum computing platforms has been the simulation of increasingly complex physical systems. Before fault-tolerant quantum computing, robust error-mitigation strateg...

    T. E. O’Brien, G. Anselmetti, F. Gkritsis, V. E. Elfving, S. Polla in Nature Physics (2023)

  10. Article

    Open Access

    Performance of the reconstruction of large impact parameter tracks in the inner detector of ATLAS

    Searches for long-lived particles (LLPs) are among the most promising avenues for discovering physics beyond the Standard Model at the Large Hadron Collider (LHC). However, displaced signatures are notoriously...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in The European Physical Journal C (2023)

  11. Article

    Open Access

    Search for pair production of third-generation leptoquarks decaying into a bottom quark and a \(\tau \) -lepton with the ATLAS detector

    A search for pair-produced scalar or vector leptoquarks decaying into a b-quark and a \(\tau \) τ ...

    G. Aad, B. Abbott, K. Abeling, S. H. Abidi in The European Physical Journal C (2023)

  12. Article

    Open Access

    Search for direct production of winos and higgsinos in events with two same-charge leptons or three leptons in pp collision data at \( \sqrt{s} \) = 13 TeV with the ATLAS detector

    A search for supersymmetry targeting the direct production of winos and higgsinos is conducted in final states with either two leptons (e or μ) with the same electric charge, or three leptons. The analysis uses 1...

    G. Aad, B. Abbott, D. C. Abbott, K. Abeling, S. H. Abidi in Journal of High Energy Physics (2023)

  13. Article

    Open Access

    Search for magnetic monopoles and stable particles with high electric charges in \( \sqrt{s} \) = 13 TeV pp collisions with the ATLAS detector

    We present a search for magnetic monopoles and high-electric-charge objects using LHC Run 2 s ...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2023)

  14. Article

    Open Access

    Luminosity determination in pp collisions at \(\sqrt{s}=13\)  TeV using the ATLAS detector at the LHC

    The luminosity determination for the ATLAS detector at the LHC during Run 2 is presented, with pp collisions at a centre-of-mass energy $$\sqr...

    G. Aad, B. Abbott, K. Abeling, S. H. Abidi in The European Physical Journal C (2023)

  15. Article

    Open Access

    Search for periodic signals in the dielectron and diphoton invariant mass spectra using 139 fb1 of pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector

    A search for physics beyond the Standard Model inducing periodic signals in the dielectron and diphoton invariant mass spectra is presented using 139 fb1 of ...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2023)

  16. Article

    Open Access

    Search for lepton-flavour violation in high-mass dilepton final states using 139 fb1 of pp collisions at \( \sqrt{s} \) = 13 TeV with the ATLAS detector

    A search is performed for a heavy particle decaying into different-flavour, dilepton final states, using 139 fb1 of proton-proton collision data at ...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2023)

  17. Article

    Open Access

    Measurements of multijet event isotropies using optimal transport with the ATLAS detector

    A measurement of novel event shapes quantifying the isotropy of collider events is performed in 140 fb1 of proton-proton collisions with ...

    G. Aad, B. Abbott, D. C. Abbott, K. Abeling, S. H. Abidi in Journal of High Energy Physics (2023)

  18. Article

    Open Access

    Search for a new heavy scalar particle decaying into a Higgs boson and a new scalar singlet in final states with one or two light leptons and a pair of τ-leptons with the ATLAS detector

    A search for a new heavy scalar particle X decaying into a Standard Model (SM) Higgs boson and a new singlet scalar particle S is presented. The search uses a proton-proton (pp) collision data sample with an inte...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2023)

  19. Article

    Open Access

    Search for leptoquarks decaying into the bτ final state in pp collisions at \( \sqrt{\textrm{s}} \) = 13 TeV with the ATLAS detector

    A search for leptoquarks decaying into the final state is performed using Run 2 proton-proton collision data from the Large Hadron Collider, corresponding to an integrated luminosity of 139 fb1 at ...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2023)

  20. Article

    Open Access

    Measurement of the \( {B}_s^0 \) → μμ effective lifetime with the ATLAS detector

    This paper reports the first ATLAS measurement of the B s 0 ...

    G. Aad, B. Abbott, K. Abeling, N. J. Abicht, S. H. Abidi in Journal of High Energy Physics (2023)

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