Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. 2023
  2. Published

    Search for heavy, long-lived, charged particles with large ionisation energy loss in pp collisions at √s=13 TeV using the ATLAS experiment and the full Run 2 dataset

    Aad, G., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., Aboulhorma, A., Abreu, H., Abusleme Hoffman, A. C., Acharya, B. S., Achkar, B., Dam, M., Camplani, A., Hansen, P. H., Hansen, J. D., Hansen, J. B., Ignazzi, R., Petersen, T. C., Wiglesworth, G., Xella, S. & 1 others, ATLAS, A., 26 Jun 2023, In: Journal of High Energy Physics (Online). 2023, 06, 60 p., 158.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Measurement of the tt¯ production cross-section in pp collisions at √s= 5.02 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, Peter Henrik, Hansen, Jørgen Beck, Hansen, Jørn Dines, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 23 Jun 2023, In: Journal of High Energy Physics (Online). 2023, 6, 54 p., 138.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Search for flavour-changing neutral current interactions of the top quark and the Higgs boson in events with a pair of τ -leptons 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, Peter Henrik, Hansen, Jørn Dines, Hansen, Jørgen Beck, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 23 Jun 2023, In: Journal of High Energy Physics (Online). 2023, 6, 57 p., 155.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Search for light long-lived neutral particles that decay to collimated pairs of leptons or light hadrons in pp collisions at √s=13 TeV with the ATLAS detector

    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, Peter Henrik, Hansen, Jørgen Beck, Hansen, Jørn Dines, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 23 Jun 2023, In: Journal of High Energy Physics (Online). 2023, 06, 55 p., 153.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Measurements of observables sensitive to colour reconnection in t(t)over-bar events with the ATLAS detector at √s=13TeV

    Aad, G., Abbott, B., Abbott, D., Abeling, K., Abidi, S. H., Aboulhosn, J. 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 Collaboration, A. C., 20 Jun 2023, In: European Physical Journal C. 83, 6, 52 p., 518.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Search for Higgs boson pair production in association with a vector boson in pp collisions at √s=13TeV 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., Dam, Mogens, Camplani, Alessandra, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, Jørgen Beck, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 20 Jun 2023, In: European Physical Journal C. 83, 6, 41 p., 519.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Searches for new phenomena in events with two leptons, jets, and missing transverse momentum in 139 fb-1 of √s=13 TeV pp collisions with the ATLAS detector

    Aad, G., Abbott, B., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Dam, M., Camplani, A., Hansen, P. H., Hansen, J. D., Hansen, J. B., Ignazzi, R., Petersen, T. C., Wiglesworth, G., Xella, S. & 1 others, ATLAS Collaboration, A. C., 19 Jun 2023, In: European Physical Journal C. 83, 6, 52 p., 515.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Cross-section measurements for the production of a Z boson in association with high-transverse-momentum jets in pp collisions at √ s=13 TeV with the ATLAS detector

    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., Achkar, B., Dam, M., Camplani, A., Hansen, P. H., Hansen, J. D., Hansen, J. B., Ignazzi, R., Petersen, T. C., Wiglesworth, G. & 2 others, Xella, Stefania & ATLAS, A., 14 Jun 2023, In: Journal of High Energy Physics (Online). 2023, 6, 53 p., 80.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Measurement of electroweak Z(νν¯)γjj production and limits on anomalous quartic gauge couplings 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, Peter Henrik, Hansen, Jørn Dines, Hansen, Jørgen Beck, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 14 Jun 2023, In: Journal of High Energy Physics (Online). 2023, 6, 48 p., 82.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Constraints on spin-0 dark matter mediators and invisible Higgs decays using ATLAS 13 TeV pp collision data with two top quarks and missing transverse momentum in the final state

    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 Collaboration, A. C., 13 Jun 2023, In: European Physical Journal C. 83, 6, 35 p., 503.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 7582