Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. Published

    Evidence for single top-quark production in the s-channel in proton-proton collisions at root s=8 TeV with the ATLAS detector using the Matrix Element Method

    Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Aben, R., Abolins, M., AbouZeid, O. S., Abramowicz, H., Abreu, H., Abreu, R., Dam, M., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C., Thomsen, L. A., Mehlhase, S., Jørgensen, M. D., Pingel, A. M., Alonso Diaz, A. & 6 others, Monk, J. W., Wiglesworth, Graig, Galster, G. A. G. K., Hansen, Jørn Dines, Løvschall-Jensen, A. E. & Pedersen, L. E., 10 May 2016, In: Physics Letters B. 756, p. 228-246

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Evidence for the H -> b(b)over-bar decay 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., Dam, M., Hansen, J. D. & 15 others, Hansen, Jørgen Beck, Xella, Stefania, Hansen, Peter Henrik, Petersen, Troels Christian, Løvschall-Jensen, A. E., xtf324, X., 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., 6 Dec 2017, In: Journal of High Energy Physics. 2017, 12, 024.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Evidence for the Higgs Boson Decay to a Z Boson and a Photon at the LHC

    Aad, G., Abbott, B., Abeling, K., Abicht, N. J., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., 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. & The CMS collaboration, T. C. C., 11 Jan 2024, In: Physical Review Letters. 132, 2, 32 p., 021803.

    Research output: Contribution to journalLetterResearchpeer-review

  4. Published

    Evidence for the Higgs-boson Yukawa coupling to tau leptons with the ATLAS detector

    Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., Aben, R., Abi, B., Abolins, M., AbouZeid, O. S., Abramowicz, H., 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., 21 Apr 2015, In: Journal of High Energy Physics (Online). 2005, 4, 117.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Evidence for the associated production of a W boson and a top quark in ATLAS at root s=7 TeV

    Aad, G., Abbott, B., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Boelaert, N. M. P., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Xella, Stefania & Løvschall-Jensen, A. E., 17 Sep 2012, In: Physics Letters B. 716, 1, p. 142-159 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Evidence for the associated production of the Higgs boson and a top quark pair 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. P., Adersberger, M., Adye, T., Affolder, A. A., Afik, Y. & 19 others, Agheorghiesei, C., Aguilar-Saavedra, J. A., Ahlen, S. P., Ahmadov, F., Hansen, Jørn Dines, Hansen, Jørgen Beck, Dam, Mogens, Xella, Stefania, Hansen, Peter Henrik, Petersen, Troels Christian, Alonso Diaz, A., Monk, J. W., Wiglesworth, Graig, Stark, S. H., Besjes, G., Bajic, M., Thiele, F. A. J., de Almeida Dias, F. & Galster, G. A. G. K., 9 Apr 2018, In: Physical Review D. 97, 7, 072003.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Evidence for the charge asymmetry in pp → tt- production 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, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 16 Aug 2023, In: Journal of High Energy Physics. 2023, 08, 89 p., 077.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Evidence for the production of three massive vector bosons with the ATLAS detector

    ATLAS, A., 10 Oct 2019, In: Physics Letters B. 798, 22 p., 134919.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Evidence for the spin-0 nature of the Higgs boson using ATLAS data

    Aad, G., Abajyan, T., Abbott, B., Abdallah, J. J., Khalek, S. A., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Boelaert, N. M. P., Jørgensen, M. D., Klinkby, E. B., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 2 Oct 2013, In: Physics Letters B. 726, 1-3, p. 120-144

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Evidence for ttˉttˉ production in the multilepton final state in proton–proton collisions at √ s ​=13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., AbouZeid, O. S. A., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Achkar, B., Adam, L., Alonso Diaz, A., Camplani, A., Bajic, M., Dam, M., hqz214, H., Galster, G. A. G. K. & 10 others, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Ignazzi, R., Petersen, Troels Christian, Monk, J. W., Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 29 Jul 2020, In: European Physical Journal C. 80, 11, 32 p., 1085.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 7582