Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. Published

    Combinations of single-top-quark production cross-section measurements and vertical bar f(LV)V(tb)vertical bar determinations at root s=7 and 8 TeV with the ATLAS and CMS experiments

    ATLAS, A. & The CMS collaboration, T. C. C., 16 May 2019, In: Journal of High Energy Physics. 2019, 5, 81 p., 088.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Measurement of the differential cross-sections of inclusive, prompt and non-prompt J/psi production in proton-proton collisions at root s=7 TeV

    Aad...[et al.], G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, John Renner, Klinkby, E. B., Hansen, Peter Henrik, Jørgensen, M. D., Petersen, Troels Christian, Xella, Stefania, Boelaert, N. M. P. & Kittelmann, T. H., 21 Sep 2011, In: Nuclear Physics B. 850, 3, p. 387-444 57 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Studies of the performance of the ATLAS detector using cosmic-ray muons

    Aad...[et al.], G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, John Renner, Hansen, Jørn Dines, Klinkby, E. B., Hansen, Peter Henrik, Jørgensen, M. D., Petersen, Troels Christian, Kittelmann, T. H., Xella, Stefania & Boelaert, N. M. P., 1 Mar 2011, In: European Physical Journal C. 71, 3, p. 1593 36 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Charged-particle multiplicities in pp interactions measured with the ATLAS detector at the LHC

    Aad...[et al.], G., Dam, Mogens, Hansen, John Renner, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Jørgensen, M. D., Klinkby, E. B., Xella, Stefania, Petersen, Troels Christian, Kittelmann, T. H. & Boelaert, N. M. P., 19 May 2011, In: New Journal of Physics. 13, p. 053033 57 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Search for high-mass states with one lepton plus missing transverse momentum in proton-proton collisions at sqrt(s) = 7 TeV with the ATLAS detector

    Aad..[et al.], G., Dam, Mogens, Hansen, John Renner, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Jørgensen, M. D., Klinkby, E. B., Petersen, Troels Christian, Xella, Stefania, Kittelmann, T. H. & Boelaert, N. M. P., 27 Jun 2011, In: Physics Letters B. 701, 1, p. 50-69 19 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Search for supersymmetry using final states with one lepton, jets, and missing transverse momentum with the ATLAS detector in vs=7¿¿TeV pp collisions

    Aad...[et al.], G., Dam, Mogens, Hansen, John Renner, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Jørgensen, M. D., Klinkby, E. B., Petersen, Troels Christian, Xella, Stefania, Boelaert, N. M. P. & Kittelmann, T. H., 28 Mar 2011, In: Physical Review Letters. 106, 13, p. 131802 19 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Search for supersymmetry with jets, missing transverse momentum and at least one hadronically decaying tau lepton in proton-proton collisions at root s=7 TeV with the ATLAS detector ATLAS Collaboration

    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, Løvschall-Jensen, A. E. & Xella, Stefania, 14 Aug 2012, In: Physics Letters B. 714, 2-5, p. 197-214

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Measurement of the transverse momentum distribution of Z/gamma* bosons in proton-proton collisions at root s=7 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abdallah, J., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, John Renner, Hansen, Peter Henrik, Jørgensen, M. D., Klinkby, E. B., Petersen, Troels Christian, Xella, Stefania, Boelaert, N. M. P. & Kittelmann, T. H., 24 Nov 2011, In: Physics Letters B. 705, 5, p. 415-434

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Search for the Higgs Boson in the H -> WW -> l nu jj Decay Channel in pp Collisions at root s=7 TeV with the ATLAS Detector

    Aad...[et al.], G., Abbott, B., Abdallah, J., Dam, Mogens, Hansen, Jørgen Beck, Hansen, John Renner, Hansen, Jørn Dines, Hansen, Peter Henrik, Klinkby, E. B., Jørgensen, M. D., Xella, Stefania, Petersen, Troels Christian, Boelaert, N. M. P. & Kittelmann, T. H., 30 Nov 2011, In: Physical Review Letters. 107, 23, p. 231801 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Measurement of the Z¿tt cross section with the ATLAS detector

    Aad...[et al.], G., Abbott, B., Abdallah, J., Dam, Mogens, Hansen, Jørgen Beck, Hansen, John Renner, Hansen, Jørn Dines, Hansen, Peter Henrik, Klinkby, E. B., Jørgensen, M. D., Petersen, Troels Christian & Xella, Stefania, 14 Dec 2011, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 84, 11, p. 112006

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Search for diphoton events with large missing transverse energy with 36 pb(-1) of 7 TeV proton-proton collision data with the ATLAS detector

    Aad...[et al.], G., Abbott, B., Abdallah, J., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, John Renner, Hansen, Peter Henrik, Klinkby, E. B., Jørgensen, M. D., Petersen, Troels Christian, Xella, Stefania, Boelaert, N. M. P. & Kittelmann, T. H., 1 Oct 2011, In: European Physical Journal C. 71, 10, p. 1744

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. 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

  13. Published

    Erratum to: Erratum to: Measurement of the charge asymmetry in top-quark pair production in the lepton-plus-jets final state in pp collision data at √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., Abulaiti, Y., Acharya, B. S., Adamczyk, L., Adams, D. L., Adelman, J., Adye, T., Affolder, A. A., Alonso Diaz, A., Bajic, M., Dam, M., Galster, G. A. G. K. & 9 others, Hansen, Jørn Dines, Hansen, Jørgen Beck, Xella, Stefania, Hansen, Peter Henrik, Petersen, Troels Christian, Monk, J. W., Wiglesworth, Graig, Besjes, G. & Stark, S. H., 20 Aug 2017, In: European Physical Journal C. 77, 564.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Search for Pair Production of a New b ' Quark that Decays into a Z Boson and a Bottom Quark with the ATLAS Detector

    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., Klinkby, E. B., Boelaert, N. M. P., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 16 Aug 2012, In: Physical Review Letters. 109, 7, p. 071801

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Underlying event characteristics and their dependence on jet size of charged-particle jet events in pp collisions at root(s)=7 TeV with the ATLAS detector

    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., 9 Oct 2012, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 86, 7, p. 072004 34 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Measurement of the pseudorapidity and transverse momentum dependence of the elliptic flow of charged particles in lead-lead collisions at sqrt(s_NN) = 2.76 TeV 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., Boelaert, N. M. P., Klinkby, E. B., Nilsson, B. S., Mehlhase, S., Petersen, Troels Christian & Xella, Stefania, 1 Feb 2012, In: Physics Letters B. 707, 3-4, p. 330-348 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Search for TeV-scale gravity signatures in final states with leptons and jets with the ATLAS detector 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., Klinkby, E. B., Boelaert, N. M. P., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Xella, Stefania & Løvschall-Jensen, A. E., 17 Sep 2012, In: Physics Letters B. 716, 1, p. 122-141 21 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Study of heavy-flavor quarks produced in association with top-quark pairs at root s=7 TeV using the ATLAS detector

    Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S. A., Dam, M., Hansen, J. B., Hansen, P. H., Hansen, J. D., Hansen, J. R., Boelaert, N. M. P., Klinkby, E. B., Mehlhase, S., Heisterkamp, S. J. F., Løvschall-Jensen, A. E., Jørgensen, M. D., Petersen, T. C., Xella, S., Kadlecik, P., Jez, P. & 3 others, Jakobsen, S., Gregersen, K. D. & Monk, J. W., 21 Apr 2014, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 89, 7, 072012.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Measurement of the top quark pair production cross section in pp collisions at sqrt(s) = 7 TeV in dilepton final states with ATLAS

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Jørgensen, M. D., Boelaert, N. M. P., Klinkby, E. B., Heisterkamp, S. J. F., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 7 Feb 2012, In: Physics Letters B. 707, 5, p. 459-477 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Combined search for the Standard Model Higgs boson in pp collisions at vs=7¿¿TeV with the ATLAS detector

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Hansen, John Renner, Klinkby, E. B., Jørgensen, M. D., Boelaert, N. M. P., Nilsson, B. S., Petersen, Troels Christian, Heisterkamp, S. J. F., Xella, Stefania, Mehlhase, S. & Løvschall-Jensen, A. E., 2 Aug 2012, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 86, 3, p. 032003 31 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    A search for flavour changing neutral currents in top-quark decays in pp collision data collected with the ATLAS detector at sqrt(s) = 7 TeV

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Klinkby, E. B., Heisterkamp, S. J. F., Jørgensen, M. D., Petersen, Troels Christian, Nilsson, B. S., Mehlhase, S., Boelaert, N. M. P., Løvschall-Jensen, A. E. & Xella, Stefania, 12 Sep 2012, In: Journal of High Energy Physics (Online). 2012, p. 139

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Search for new particles decaying to ZZ using final states with leptons and jets with the ATLAS detector in sqrt(s) = 7 Tev proton-proton collisions

    Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Jørgensen, M. D., Heisterkamp, S. J. F., Mehlhase, S., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 12 Jun 2012, In: Physics Letters B. 712, 4-5, p. 331-350

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Search for heavy vector-like quarks coupling to light quarks in proton-proton collisions at sqrt(s) = 7 TeV with the ATLAS detector

    Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, Jørgen Beck, Hansen, John Renner, Hansen, Peter Henrik, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Mehlhase, S., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 30 May 2012, In: Physics Letters B. 712, 1-2, p. 22-39

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Jet mass and substructure of inclusive jets in sqrt(s) = 7 TeV pp collisions with the ATLAS experiment

    Aad, G., Boelaert, N. M. P., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Xella, Stefania & Løvschall-Jensen, A. E., 4 Jun 2012, In: Journal of High Energy Physics (Online). 2012, 5, p. 128

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Search for Scalar Bottom Quark Pair Production with the ATLAS Detector in pp Collisions at vs=7¿¿TeV

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Jørgensen, M. D., Heisterkamp, S. J. F., Boelaert, N. M. P., Mehlhase, S., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 2 May 2012, In: Physical Review Letters. 108, 18, p. 181802 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

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