Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. 2020
  2. Published

    Measurements of the production cross-section for a Z boson in association with b-jets in proton-proton 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, S., Alonso Diaz, A., Camplani, A., Dam, M., Galster, G. A. G. K., Hansen, J. B., Hansen, P. H. & 10 others, Hansen, Jørn Dines, hqz214, H., Ignazzi, R., Monk, J. W., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania, Bajic, M. & ATLAS Collaboration, A. C., 7 Jul 2020, In: Journal of High Energy Physics (Online). 2020, 7, 58 p., 044.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Measurements of inclusive and differential cross-sections of combined t(t)over-bar and tW gamma production in the e mu channel at 13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abbott, D. C., Abud, A. A., Abeling, K., Abhayasinghe, DK., Abidi, S. H., Abraham, N., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Achkar, B., Adam, L., AbouZeid, O. S. A., Hansen, P. H., Petersen, T. C., Monk, J. W., Camplani, A., Stark, S. H. & 11 others, Ignazzi, R., Galster, G. A. G. K., Dam, Mogens, hqz214, H., Hansen, Jørgen Beck, Xella, Stefania, Hansen, Jørn Dines, Wiglesworth, Graig, Bajic, M., Alonso Diaz, A. & ATLAS Collaboration, A. C., 14 Jul 2020, In: Journal of High Energy Physics (Online). 2020, 09, 45 p., 049.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Measurement of the transverse momentum distribution of Drell-Yan lepton pairs in proton-proton collisions at root s=13TeV 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., Alonso Diaz, A., Bajic, M., Camplani, A., Dam, M., hqz214, H., Galster, G. A. G. K., Hansen, J. B., Hansen, J. D. & 8 others, Hansen, Peter Henrik, Ignazzi, R., Monk, J. W., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 16 Jul 2020, In: European Physical Journal C. 80, 7, 28 p., 616.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Search for the H H->bb-bb- process via vector-bosonfusion production using proton-proton collisions atps= 13TeV 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., Bajic, M., Alonso Diaz, A., Camplani, A., Dam, M., Galster, G. A. G. K., Hansen, P. H., Hansen, J. B., Hansen, J. D. & 8 others, Ignazzi, R., Monk, J. W., hqz214, H., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 16 Jul 2020, In: Journal of High Energy Physics (Online). 2020, 7, 37 p., 108.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Observation of the associated production of a top quark and a Z boson 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., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Alonso Diaz, A., hqz214, H., Bajic, M., Camplani, A., Dam, M., Galster, G. A. G. K., Hansen, J. B., Hansen, J. D. & 8 others, Hansen, Peter Henrik, Ignazzi, R., Monk, J. W., Stark, S. H., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 20 Jul 2020, In: Journal of High Energy Physics (Online). 2020, 7, 46 p., 124.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Search for Heavy Higgs Bosons Decaying into Two Tau Leptons with the ATLAS Detector Using pp Collisions at root s=13 TeV

    Aad, G., Abbott, B., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, DK., Abidi, S. H., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Alonso Diaz, A., Camplani, A., Dam, M., hqz214, H., Hansen, J. B., Hansen, J. D., Hansen, P. H., Ignazzi, R. & 7 others, Galster, G. A. G. K., Monk, J. W., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 27 Jul 2020, In: Physical Review Letters. 125, 5, 22 p., 051801.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. 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

  9. Published

    Search for direct production of electroweakinos in final states with one lepton, missing transverse momentum and a Higgs boson decaying into two b-jets 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., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abulaiti, Y., Abreu, H., Alonso Diaz, A., Camplani, A., Dam, M., Galster, G. A. G. K., Hansen, J. B., Hansen, P. H., Hansen, J. D., Bajic, M. & 8 others, Ignazzi, R., Monk, J. W., hqz214, H., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 1 Aug 2020, In: European Physical Journal C. 80, 8, 29 p., 691.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    CP Properties of Higgs Boson Interactions with Top Quarks in the (tt)over-barH and tH Processes Using H -> gamma gamma with the ATLAS Detector

    Aad, G., Abbott, B., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, DK., Abidi, S. H., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Alonso Diaz, A., hqz214, H., Camplani, A., Dam, M., Galster, G. A. G. K., Hansen, J. D., Hansen, P. H., Hansen, J. B. & 7 others, Ignazzi, R., Monk, J. W., Petersen, Troels Christian, Wiglesworth, Graig, Stark, S. H., Xella, Stefania & ATLAS Collaboration, A. C., 5 Aug 2020, In: Physical Review Letters. 125, 6, 21 p., 061802.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Measurement of azimuthal anisotropy of muons from charm and bottom hadrons Pb plus Pb collisions at root s(NN)=5.02 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, DK., Abidi, S. H., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Achkar, B., hqz214, H., Camplani, A., Dam, M., Galster, G. A. G. K., Hansen, J. B., Hansen, P. H. & 8 others, Hansen, Jørn Dines, Ignazzi, R., Monk, J. W., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 10 Aug 2020, In: Physics Letters B. 807, 23 p., 135595.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 7582