Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. 2023
  2. Published

    Search for Heavy Neutral Leptons in Decays of W Bosons Using a Dilepton Displaced Vertex in √s=13  TeV pp Collisions with the ATLAS Detector

    Aad, G., Abbott, B., Abbott, D. C., Abeling, K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Dam, Mogens, Camplani, Alessandra, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 7 Aug 2023, In: Physical Review Letters. 131, 6, 23 p., 061803.

    Research output: Contribution to journalLetterpeer-review

  3. Published

    Test of CP Invariance in Higgs Boson Vector-Boson-Fusion Production Using the H → γγ Channel with the ATLAS Detector

    Aad, G., Abbott, B., Abbott, D., Abeling, K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Dam, Mogens, Camplani, Alessandra, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, Jørgen Beck, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 7 Aug 2023, In: Physical Review Letters. 131, 6, 23 p., 061802.

    Research output: Contribution to journalLetterpeer-review

  4. Published

    Studies of the muon momentum calibration and performance of the ATLAS detector with pp collisions at √s = 13 TeV

    Aad, G., Abbott, B., Abeling, K., Abidi, S. H., Aboulhorma, A., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Acharya, B. S., Adam Bourdarios, C., Adamczyk, L., Adamek, L., Dam, M., Camplani, A., Hansen, J. D., Hansen, P. H., Hansen, J. B., Ignazzi, R., Petersen, T. C., Wiglesworth, G. & 2 others, Xella, Stefania & ATLAS, A., 1 Aug 2023, In: European Physical Journal C. 83, 8, 37 p., 686.

    Research output: Contribution to journalJournal articlepeer-review

  5. Published

    ATLAS flavour-tagging algorithms for the LHC Run 2 pp collision dataset

    Aad, G., Abbott, B., Abbott, DC., Abeling, K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Acharya, B. S., Adam Bourdarios, C., Adamczyk, L., Adamek, L., Dam, M., Camplani, A., Hansen, J. D., Hansen, P. H., Hansen, J. B., Ignazzi, R. & 4 others, Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 31 Jul 2023, In: European Physical Journal C. 83, 37 p., 681.

    Research output: Contribution to journalJournal articlepeer-review

  6. Published

    Search for an axion-like particle with forward proton scattering in association with photon pairs at ATLAS

    Aad, G., Abbott, B., Abeling, K., Abicht, N. J., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Acharya, B. S., Dam, M., Camplani, A., Hansen, J. D., Hansen, J. B., Hansen, P. H., Ignazzi, R., Petersen, T. C., Wiglesworth, G., Xella, S. & 1 others, ATLAS Collaboration, A. C., 31 Jul 2023, In: Journal of High Energy Physics. 2023, 07, 38 p., 234.

    Research output: Contribution to journalJournal articlepeer-review

  7. Published

    Combination of inclusive top-quark pair production cross-section measurements using ATLAS and CMS data at √s=7 and 8 TeV

    Aad, G., Abbott, B., Abbott, D., Abud, A., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Dam, Mogens, Camplani, Alessandra, Hansen, Jørn Dines, Hansen, Jørgen Beck, Hansen, Peter Henrik, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 27 Jul 2023, In: Journal of High Energy Physics (Online). 2023, 7, 64 p., 213.

    Research output: Contribution to journalJournal articlepeer-review

  8. Published

    Measurements of differential cross sections of Higgs boson production through gluon fusion in the H → W W* → eνμν final state at √s = 13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abeling, K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Acharya, B. S., Dam, Mogens, Camplani, Alessandra, Hansen, Peter Henrik, Hansen, Jørgen Beck, Hansen, Jørn Dines, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 27 Jul 2023, In: European Physical Journal C. 83, 9, 40 p., 774.

    Research output: Contribution to journalJournal articlepeer-review

  9. Published

    A search for heavy Higgs bosons decaying into vector bosons in same-sign two-lepton final states in pp collisions at √s = 13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abbott, D., Abeling, K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Dam, Mogens, Camplani, Alessandra, Hansen, Jørn Dines, Hansen, Peter Henrik, Hansen, Jørgen Beck, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 26 Jul 2023, In: Journal of High Energy Physics (Online). 2023, 07, 51 p., 200.

    Research output: Contribution to journalJournal articlepeer-review

  10. Published

    Search for a new scalar resonance in flavour-changing neutral-current top-quark decays t → qX (q = u, c), with X → b(b)over-bar, in proton-proton collisions at √s=13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abbott, D. C., Abeling, K., Abidi, S. H., Aboulhosn, J. A., Abramowicz, H., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Dam, Mogens, Camplani, Alessandra, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 26 Jul 2023, In: Journal of High Energy Physics (Online). 2023, 07, 51 p., 199.

    Research output: Contribution to journalJournal articlepeer-review

  11. Published

    Search for new phenomena in multi-body invariant masses in events with at least one isolated lepton and two jets using √s=13 TeV proton-proton collision data collected by the ATLAS detector

    Aad, G., Abbott, B., Abbott, D., Abeling, K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Dam, Mogens, Camplani, Alessandra, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 26 Jul 2023, In: Journal of High Energy Physics (Online). 2023, 07, 77 p., 202.

    Research output: Contribution to journalJournal articlepeer-review

ID: 7582