Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. Published

    Search for an additional, heavy Higgs boson in the decay channel at in collision data with the ATLAS detector

    Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Aben, R., Abolins, M., AbouZeid, O. S., Abramowicz, H., Abreu, H., Abreu, R., Acharya, B. S., Adamczyk, L., Adams, D. L., Adye, T., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C. & 8 others, Thomsen, L. A., Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A., Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 25 Jan 2016, In: European Physical Journal C. 76, 1, 45.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Search for additional heavy neutral Higgs and gauge bosons in the ditau final state produced in 36 fb(-1) of pp collisions at root s=13 TeV with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., Abidi, S. H., Abouzeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adelman, J., Adersberger, M., Adye, T., Affolder, A. A., Hansen, P. H. & 14 others, Wiglesworth, Graig, Galster, G. A. G. K., de Almeida Dias, F., Dam, Mogens, Thiele, F. A. J., Monk, J. W., Bajic, M., Hansen, Jørgen Beck, Petersen, Troels Christian, Stark, S. H., Alonso Diaz, A., Hansen, Jørn Dines, Besjes, G. & Xella, Stefania, 12 Jan 2018, In: Journal of High Energy Physics. 2018, 1, 54 p., 055.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Search for additional heavy neutral Higgs and gauge bosons in the ditau final state produced in 36

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., Abidi, S. H., Abouzeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adelman, J., Adersberger, M., Adye, T., Affolder, A. A., Hansen, P. H. & 14 others, Wiglesworth, Graig, Galster, G. A. G. K., de Almeida Dias, F., Dam, Mogens, Thiele, F. A. J., Monk, J. W., Bajic, M., Hansen, Jørgen Beck, Petersen, Troels Christian, Stark, S. H., Alonso Diaz, A., Hansen, Jørn Dines, Besjes, G. & Xella, Stefania, 13 Jan 2018, In: European Physical Journal C. 78, 1, 34 p., 24.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Search for a standard model Higgs boson in the H -> ZZ -> l(+)l(-) nu(nu)over-bar decay channel using 4.7 fb(-1) of root s=7 TeV data with the ATLAS detector

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Boelaert, N. M. P., Xella, Stefania & Løvschall-Jensen, A. E., 22 Nov 2012, In: Physics Letters B. 717, 1-3, p. 29-48 19 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Search for a scalar partner of the top quark in the jets plus missing transverse momentum final state at root s=13 TeV with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., Abidi, S. H., AbouZeid, O. S., Abraham, NL., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adelman, J. P., Adersberger, M., Adye, T., Affolder, A. A., Dam, M. & 16 others, Hansen, Jørn Dines, Hansen, Jørgen Beck, Xella, Stefania, Hansen, Peter Henrik, Petersen, Troels Christian, Løvschall-Jensen, A. E., Alonso Diaz, A., Monk, J. W., Pedersen, L. E., Wiglesworth, Graig, Galster, G. A. G. K., Stark, S. H., Besjes, G., Thiele, F. A. J., de Almeida Dias, F. & Bajic, M., 15 Dec 2017, In: Journal of High Energy Physics. 2017, 12, 085.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Search for a scalar partner of the top quark in the all-hadronic t(t)over-bar plus missing transverse momentum final state at root s=13 TeV with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., Abhayasinghe, D. K., Abidi, S. H., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Bajic, M., hqz214, H., Alonso Diaz, A., de Almeida Dias, F., Camplani, A., Dam, M., Galster, G. A. G. K. & 10 others, Hansen, Jørn Dines, Hansen, Peter Henrik, Hansen, Jørgen Beck, Ignazzi, R., Monk, J. W., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 13 Aug 2020, In: European Physical Journal C. 80, 8, 44 p., 737.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. 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 articleResearchpeer-review

  8. Published

    Search for a new resonance decaying to a W or Z boson and a Higgs boson in the ll/lv/vv plus b(b)over-bar final states with the ATLAS detectorv

    Aad, G., Abbott, T., Abdallah, J., Abdinov, O., Aben, R., Abolins, M., AbouZeid, O. S., Abramowicz, H., Abreu, H., Abreu, R., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C., Thomsen, L. A., Mehlhase, S., Jørgensen, M. D., Pingel, A. M. & 6 others, Løvschall-Jensen, A. E., Alonso Diaz, A., Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 16 Jun 2015, In: The European Physical Journal C: Particles and Fields. 75, 6, 263.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Search for a new pseudoscalar decaying into a pair of muons in events with a top-quark pair at√s=13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abeling, K., Abicht, N. J., 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., 28 Nov 2023, In: Physical Review D. 108, 9, 26 p., 092007.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    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

    Aad, G., Abbott, B., Abeling, K., Abicht, N. J., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Dam, Mogens, Camplani, Alessandra, Hansen, Jørn Dines, Hansen, Peter Henrik, Hansen, Jørgen Beck, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 30 Oct 2023, In: Journal of High Energy Physics (Online). 2023, 10, 46 p., 009.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 7582