Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. Published

    Search for top-squark pair production in final states with one lepton, jets, and missing transverse momentum using 36 fb-1 of root s=13 TeV pp collision data 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., Afik, Y. & 18 others, Agatonovic-Jovin, T., Agheorghiesei, C., Ahlen, S. P., Alonso Diaz, A., Besjes, G., Bajic, M., Dam, Mogens, de Almeida Dias, F., Galster, G. A. G. K., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Monk, J. W., Thiele, F. A. J., Stark, S. H., Petersen, Troels Christian, Wiglesworth, Graig & Xella, Stefania, 21 Jun 2018, In: Journal of High Energy Physics. 2018, 6, 96 p., 108.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Search for triboson (WWW -/+)-W-+/--W-+/- production in pp collisions at root s=8 TeV with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Abeloos, B., Aben, R., AbouZeid, O. S., Abraham, NL., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adams, D. L., Adelman, J. P., Adomeit, S., Adye, T. & 17 others, Dam, Mogens, 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., 2 Mar 2017, In: European Physical Journal C. 77, 3, 141.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Search for trilepton resonances from chargino and neutralino pair production in root s=13 TeV pp collisions with the ATLAS detector

    Aad, G., Abbott, B., Abbott, D., Abud, A., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., AbouZeid, O. S. A., Abraham, N., Abramowicz, H., Camplani, Alessandra, Dam, Mogens, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, Jørgen Beck, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 7 Jun 2021, In: Physical Review D. 103, 11, 37 p., 112003.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Search for tt-H/A → tt-tt- production in the multilepton final state in proton–proton 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, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 26 Jul 2023, In: Journal of High Energy Physics (Online). 2023, 07, 53 p., 203.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Search for tt‾ resonances in fully hadronic final states in pp 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., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Achkar, B., Adam, L., Adamczyk, L., Adelman, J., Alonso Diaz, A., Bajic, M., Camplani, A. & 13 others, Dam, Mogens, Galster, G. A. G. K., hqz214, H., Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Ignazzi, R., Petersen, Troels Christian, Stark, S. H., Monk, J. W., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 9 Oct 2020, In: The Journal of High Energy Physics. 2020, 10, 40 p., 061.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Search for type-III seesaw heavy leptons in dilepton final states in pp collisions at root s=13TeV 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., Alonso Diaz, A., Bajic, M., Camplani, A., Dam, M., Ignazzi, R., Hansen, J. D., Hansen, J. B., Hansen, P. H., Petersen, T. C., Xella, S. & 7 others, Wiglesworth, Graig, Galster, G. A. G. K., Stark, S. H., hqz214, H., Monk, J. W., de Almeida Dias, F. & ATLAS Collaboration, A. C., 5 Mar 2021, In: European Physical Journal C. 81, 3, 30 p., 218.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Search for type-III seesaw heavy leptons in leptonic final states in pp collisions at root s=13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, DK., Abidi, S. H., Abramowicz, H., Abreu, H., Abulaiti, Y., Dam, M., Camplani, A., Petersen, T. C., Hansen, P. H., Hansen, J. D., Hansen, J. B., Ignazzi, R., Wiglesworth, G., Petersen, T. C., Xella, S. & 1 others, ATLAS, A., 3 Nov 2022, In: European Physical Journal C. 82, 11, 30 p., 988.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Search for type-III seesaw heavy leptons in pp collisions at root s=8 TeV 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., 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., 3 Aug 2015, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 92, 3, 032001.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Search for vector-boson resonances decaying into a top quark and a bottom quark using pp collisions 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, Peter Henrik, Hansen, Jørn Dines, Hansen, Jørgen Beck, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 12 Dec 2024, In: Journal of High Energy Physics (Online). 2023, 12, 63 p., 73.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Search for vector-boson resonances decaying to a top quark and bottom quark in the lepton plus jets final state in pp collisions at root s=13 TeV with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., Abhayasinghe, DK., Abidi, S. H., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Adachi, J., Adamczyk, L., Adelman, J., Adersberger, M., Adiguzel, A., Adye, T., Affolder, A. A. & 25 others, Afik, Y., Agheorghiesei, C., Aguilar-Saavedra, J. A., Ahmadov, F., Aielli, G., Akatsuka, S., Akesson, T. P. A., Akilli, E., Akimov, A. V., Hansen, Jørgen Beck, Hansen, Peter Henrik, Alonso Diaz, A., Dam, Mogens, Besjes, G., Wiglesworth, Graig, Monk, J. W., Bajic, M., Petersen, Troels Christian, Hansen, Jørn Dines, hqz214, H., Stark, S. H., Galster, G. A. G. K., de Almeida Dias, F., Xella, Stefania & ATLAS, A., 10 Jan 2019, In: Physics Letters B. 788, p. 347-370 24 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 7582