Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. 2012
  2. Published

    Search for supersymmetry in pp collisions at root s=7 Te V in final states with missing transverse momentum and b-jets 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., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 15 Jun 2012, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 85, 11, p. 112006

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Search for a Light Higgs Boson Decaying to Long-Lived Weakly Interacting Particles in Proton-Proton Collisions at vs=7¿¿TeV with the ATLAS Detector

    Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Jørgensen, M. D., Mehlhase, S., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 19 Jun 2012, In: Physical Review Letters. 108, 25, p. 251801 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Measurement of ttbar production with a veto on additional central jet activity in pp collisions at sqrt(s) = 7 TeV using the ATLAS detector

    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, Løvschall-Jensen, A. E. & Xella, Stefania, 20 Jun 2012, In: European Physical Journal C. 72, p. 2043

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Search for heavy neutrinos and right-handed W bosons in events with two leptons and jets in pp collisions at sqrt(s) = 7 TeV with the ATLAS detector

    Aad, G., Boelaert, N. M. P., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Mehlhase, S., Jørgensen, M. D., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 20 Jun 2012, In: European Physical Journal C. 72, 7, p. 2056

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Measurement of the azimuthal anisotropy for charged particle production in vsNN=2.76 TeV lead-lead collisions with the ATLAS detector

    Aad, G., Boelaert, N. M. P., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 24 Jun 2012, In: Physical Review C (Nuclear Physics). 86, 1, p. 014907 41 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Search for resonant WZ production in the WZ¿l¿l'l' channel in v(s)=7¿¿TeV pp collisions 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., Mehlhase, S., Klinkby, E. B., Boelaert, N. M. P., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 25 Jun 2012, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 85, 11, p. 112012 21 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Search for supersymmetry in pp collisions at sqrt(s) = 7 TeV in final states with missing transverse momentum and b-jets with the ATLAS detector

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Jørgensen, M. D., Mehlhase, S., Boelaert, N. M. P., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian, Xella, Stefania & Løvschall-Jensen, A. E., 25 Jun 2012, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 85, 11, p. 112006 29 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Search for Pair Production of a Heavy Up-Type Quark Decaying to a W Boson and a b Quark in the lepton+jets Channel with the ATLAS Detector

    Aad, G., Dam, Mogens, Boelaert, N. M. P., 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, Løvschall-Jensen, A. E. & Xella, Stefania, 26 Jun 2012, In: Physical Review Letters. 108, 26, p. 261802 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Measurement of inclusive two-particle angular correlations in pp collisions with the ATLAS detector at the LHC

    Aad, G., Boelaert, N. M. P., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 28 Jun 2012, In: Journal of High Energy Physics (Online). 2102, 5, p. 157

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Measurement of the charge asymmetry in top quark pair production in pp collisions at sqrt(s) = 7 TeV using the ATLAS detector

    Aad, G., Boelaert, N. M. P., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Klinkby, E. B., Jørgensen, M. D., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 28 Jun 2012, In: European Physical Journal C. 72, p. 2039

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Search for lepton flavour violation in the e mu continuum with the ATLAS detector in sqrt(s) = 7 TeV pp collisions at the LHC

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Boelaert, N. M. P., Mehlhase, S., Jørgensen, M. D., Petersen, Troels Christian, Nilsson, B. S., Klinkby, E. B., Løvschall-Jensen, A. E. & Xella, Stefania, 28 Jun 2012, In: European Physical Journal C. 72, 6, p. 2040

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Search for Supersymmetry in Events with Three Leptons and Missing Transverse Momentum in root s=7 TeV pp Collisions 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, Løvschall-Jensen, A. E. & Xella, Stefania, 29 Jun 2012, In: Physical Review Letters. 108, 26, p. 261804

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    A search for t (t)over-bar resonances with the ATLAS detector in 2.05 fb(-1) of proton-proton collisions 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, Løvschall-Jensen, A. E. & Xella, Stefania, 1 Jul 2012, In: European Physical Journal C. 72, 7, p. 2083

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    A search for ttbar resonances with the ATLAS detector in 2.05 fb^-1 of proton-proton collisions at sqrt(s) = 7 TeV

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Hansen, John Renner, Heisterkamp, S. J. F., Mehlhase, S., Boelaert, N. M. P., Klinkby, E. B., Jørgensen, M. D., Petersen, Troels Christian, Nilsson, B. S., Løvschall-Jensen, A. E. & Xella, Stefania, 1 Jul 2012, In: European Physical Journal C. 72, p. 2083

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Measurement of tau polarization in W -> tau nu decays with the ATLAS detector in pp collisions 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, Løvschall-Jensen, A. E. & Xella, Stefania, 2 Jul 2012, In: European Physical Journal C. 72, 7, p. 2062

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Determination of the Strange-Quark Density of the Proton from ATLAS Measurements of the W¿l¿ and Z¿ll Cross Sections

    Aad, G., Boelaert, N. M. P., Dam, Mogens, Hansen, John Renner, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Mehlhase, S., Klinkby, E. B., Petersen, Troels Christian, Nilsson, B. S., Løvschall-Jensen, A. E. & Xella, Stefania, 5 Jul 2012, In: Physical Review Letters. 109, 1, p. 012201 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Forward-backward correlations and charged-particle azimuthal distributions in pp interactions using the ATLAS detector

    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., Mehlhase, S., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 11 Jul 2012, In: Journal of High Energy Physics (Online). 2012, 7, p. 019

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Search for the decay B-s(0) -> mu(+)mu(-) 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, 18 Jul 2012, In: Physics Letters B. 713, 4-5, p. 387-407 20 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Search for down-type fourth generation quarks with the ATLAS detector in events with one lepton and hadronically decaying W bosons

    Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, Jørgen Beck, Hansen, John Renner, Hansen, Jørn Dines, Hansen, Peter Henrik, Heisterkamp, S. J. F., Jørgensen, M. D., Mehlhase, S., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 20 Jul 2012, In: Physical Review Letters. 109, 3, p. 032001 19 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Search for pair-produced heavy quarks decaying to Wq in the two-lepton channel at v(s)=7¿¿TeV with the ATLAS detector

    Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Jørgensen, M. D., Mehlhase, S., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 23 Jul 2012, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 86, 1, p. 012007 24 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Measurement of inclusive jet and dijet production in pp collisions at root s=7 TeV using the ATLAS detector

    Aad, G., Abbott, B., Abdallah, J., 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., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Xella, Stefania & Petersen, Troels Christian, 24 Jul 2012, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 86, 1, p. 014022

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. 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

  24. Published

    Hunt for new phenomena using large jet multiplicities and missing transverse momentum with ATLAS in 4.7 fb^-1 of sqrt(s) = 7 TeV proton-proton collisions

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Klinkby, E. B., Mehlhase, S., Jørgensen, M. D., Nilsson, B. S., Petersen, Troels Christian, Boelaert, N. M. P., Løvschall-Jensen, A. E. & Xella, Stefania, 4 Aug 2012, In: Journal of High Energy Physics (Online). 2012, 7, p. 167

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Search for events with large missing transverse momentum, jets, and at least two tau leptons in 7 TeV proton-proton collision data 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. 180-196 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. 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

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