Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. Published

    Search for a light charged Higgs boson in t → H±b decays, with H± → cb, in the lepton+jets final state in proton-proton collisions at √s= 13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abbott, DC., Abed Abud, A., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Dam, M., Ignazzi, R., Hansen, J. D., Hansen, J. B., Hansen, P. H., Camplani, A., Petersen, T. C., Wiglesworth, G. & 2 others, Xella, Stefania & ATLAS, A., 1 Sep 2023, In: Journal of High Energy Physics (Online). 2023, 09, 52 p., 004.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. 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 journalLetterResearchpeer-review

  3. Published

    Measurement of the properties of Higgs boson production at √s=13 TeV in the H→ γγ channel using 139 fb-1 of pp collision data with the ATLAS experiment

    Aad, G., Abbott, B., Abbott, DC., Abeling, K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abulaiti, Y., Abusleme Hoffman, A. C., Acharya, B. S., Adam, C., 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., 11 Jul 2023, In: Journal of High Energy Physics (Online). 2023, 07, 100 p., 088.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. 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 articleResearchpeer-review

  5. Published

    A search for the decays of stopped long-lived particles at root s=13 TeV 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, Ignazzi, R., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 23 Jun 2021, In: Journal of High Energy Physics (Online). 2021, 7, 49 p., 173.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Measurement of the t(t)over-bart(t)over-bar production cross section in pp collisions at root s=13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abbott, D., Abud, A., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., Abramowicz, H., Abreu, H., Abulaiti, Y., Camplani, Alessandra, Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 16 Nov 2021, In: Journal of High Energy Physics (Online). 2021, 11, 23 p., 118.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Sensitivity of the SHiP experiment to dark photons decaying to a pair of charged particles

    Ahdida, C., Akmete, A., Albanese, R., Alexandrov, A., Anokhina, A., Aoki, S., Arduini, G., Atkin, E., Azorskiy, N., Back, J. J., Bagulya, A., Baaltasar Dos Santos, F., Baranov, A., Bardou, F., Barker, G. J., Battistin, M., Bauche, J., Bay, A., Bayliss, M. B., Bencivenni, G. & 31 others, Berdnikov, A. Y., Berdnikov, Y. A., Bertani, M., Betancourt, C., Bezshyiko, Bezshyyko, O., Bick, D., Bieschke, S., Blanco, A., Boehm, J., Bogomilov, M., Boiarska, Bondarenko, K., Bonivento, W. M., Borburgh, J., Boyarsky, A., Brenner, R., Breton, D., Buescher, M., Buonaura, A., Buontempo, S., Cadeddu, S., Calcaterra, A., Calviani, M., Campanelli, M., Casolino, M., Lee, K. S., Ruchayskiy, Oleg, Tastet, J. L., Xella, Stefania & SHiP Collaboration, S. C., May 2021, In: European Physical Journal C. 81, 5, 17 p., 451.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Exclusive dimuon production in ultraperipheral Pb plus Pb collisions at root S-NN=5.02 TeV with ATLAS

    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, Jørn Dines, Hansen, Peter Henrik, Hansen, Jørgen Beck, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 19 Aug 2021, In: Physical Review C. 104, 2, 32 p., 024906.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Search for new phenomena in pp collisions in final states with tau leptons, b-jets, and missing transverse momentum with the ATLAS detector

    Aad, G., Abbott, B., Abbott, D., Abud, A., Abeling, K., Abhayasinghe, D., Abidi, S. H., AbouZeid, O. S. A., Abramowicz, H., Abreu, H., Camplani, Alessandra, Dam, Mogens, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 21 Dec 2021, In: Physical Review D. 104, 11, 35 p., 112005.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Search for a heavy Higgs boson decaying into a Z boson and another heavy Higgs boson in the llbb and llWW final states in pp collisions at root s=13 TeV with the ATLAS detector

    ATLAS Collaboration, A. C., 7 May 2021, In: European Physical Journal C. 81, 5, 36 p., 396.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 7582