Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. Published

    Search for the Standard Model Higgs boson in the decay channel H¿ZZ(¿)¿4l 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, Jørgensen, M. D., Klinkby, E. B., Xella, Stefania, Petersen, Troels Christian, Boelaert, N. M. P. & Kittelmann, T. H., 24 Nov 2011, In: Physics Letters B. 705, 5, p. 435-451

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Measurement of the gamma(1S) production cross-section in pp collisions at root s=7 TeV in ATLAS ATLAS Collaboration

    Aad...[et al.], G., Abbott, B., Abdallah, J., Dam, Mogens, Hansen, Jørn Dines, Hansen, Jørgen Beck, Hansen, John Renner, Hansen, Peter Henrik, Klinkby, E. B., Jørgensen, M. D., Petersen, Troels Christian & Xella, Stefania, 3 Nov 2011, In: Physics Letters B. 705, 1-2, p. 9-27

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Measurement of dijet production with a veto on additional central jet activity in pp collisions at root s=7 TeV using the ATLAS detector

    Aad...[et al.], G., Abbott, B., Abdallah, J., Dam, Mogens, Hansen, Jørn Dines, Hansen, Jørgen Beck, Hansen, John Renner, Hansen, Peter Henrik, Jørgensen, M. D., Klinkby, E. B., Petersen, Troels Christian & Xella, Stefania, 1 Sep 2011, In: Journal of High Energy Physics (Online). 2011, 9, p. 053

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. 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

  5. Published

    Observation of a new particle in the search for the Standard Model Higgs boson with the ATLAS detector at the LHC

    Aad, G., Dam, Mogens, Hansen, Jørn Dines, Hansen, Jørgen Beck, Hansen, John Renner, Hansen, Peter Henrik, Klinkby, E. B., Boelaert, N. M. P., Jørgensen, M. D., Petersen, Troels Christian, Nilsson, B. S., Xella, Stefania, Heisterkamp, S. J. F., Mehlhase, S., Løvschall-Jensen, A. E. & ATLAS, A., 17 Sep 2012, In: Physics Letters B. 716, 1, p. 1-29 29 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. 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

  7. 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

  8. Published

    Measurement of the top quark mass with the template method in the top antitop -> lepton + jets channel using ATLAS data

    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, 12 Jun 2012, In: European Physical Journal C. 72, p. 2046

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. 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

  10. Published

    Measurement of the ZZ Production Cross Section and Limits on Anomalous Neutral Triple Gauge Couplings in Proton-Proton Collisions at vs=7 TeV with the ATLAS Detector

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Jørgensen, M. D., Boelaert, N. M. P., Heisterkamp, S. J. F., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 25 Jan 2012, In: Physical Review Letters. 108, 4, p. 041804 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Measurement of the production cross section for Z/¿* in association with jets in pp collisions at vs=7¿¿TeV with the ATLAS detector

    Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Mehlhase, S., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 28 Feb 2012, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 85, 3, p. 032009 42 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Search for high-mass resonances decaying to dilepton final states in pp collisions at root s=7 TeV with the ATLAS detector

    Aad, G., Abajyan, T., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Løvschall-Jensen, A. E., Jørgensen, M. D., Mehlhase, S., Boelaert, N. M. P., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 1 Nov 2012, In: Journal of High Energy Physics (Online). 2012, 11, p. 138

    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

    Observation of Spin Correlation in t(t)over-bar Events from pp Collisions at root s=7 TeV Using 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., Løvschall-Jensen, A. E., Klinkby, E. B., Boelaert, N. M. P., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 24 May 2012, In: Physical Review Letters. 108, 21, p. 212001

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Time-dependent angular analysis of the decay B-s(0) -> J/psi phi and extraction of Delta Gamma(s) and the CP-violating weak phase phi(s) by ATLAS

    Aad, G., Abajyan, T., Abbott, B., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Klinkby, E. B., Boelaert, N. M. P., Jørgensen, M. D., Petersen, Troels Christian, Heisterkamp, S. J. F., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S. & Xella, Stefania, 1 Dec 2012, In: Journal of High Energy Physics (Online). 2012, 12, p. 072

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Erratum to: Measurement of the charge asymmetry in top-quark pair production in the lepton-plus-jets final state in pp collision data at

    Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Aben, R., Abolins, M., AbouZeid, O. S., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adamczyk, L., Adams, D. L., Adelman, J. P., Adomeit, S., Adye, T., Affolder, A. A., Alonso Diaz, A., Hansen, J. D. & 14 others, Hansen, Jørgen Beck, Dam, Mogens, Xella, Stefania, Hansen, Peter Henrik, Petersen, Troels Christian, Wiglesworth, Graig, Pedersen, L. E., Monk, J. W., Galster, G. A. G. K., Besjes, G., Barr, J., Arnold, H., Zhu, H. & Zwalinski, L., 2 Aug 2017, In: European Physical Journal C. 77, 564.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Measurement of jet shapes in top-quark pair events at root s=7 TeV using the ATLAS detector

    Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Boelaert, N. M. P., Hansen, Jørn Dines, Hansen, John Renner, Jørgensen, M. D., Heisterkamp, S. J. F., Klinkby, E. B., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 11 Dec 2013, In: The European Physical Journal C: Particles and Fields. 73, 12

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Search for New Phenomena in Dijet Angular Distributions in Proton-Proton Collisions at root s=8 TeV Measured 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., 4 Sep 2015, In: Physical Review Letters. 114, 22, 221802.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Identification of high transverse momentum top quarks 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., Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A. & 3 others, Monk, J. W., Wiglesworth, Graig & Galster, G. A. G. K., 16 Jun 2016, In: Journal of High Energy Physics (Online). 2016, 6, 093.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Muon reconstruction performance of the ATLAS detector in proton-proton collision data at root s=13 TeV

    Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Abeloos, B., Aben, R., Abolins, M., AbouZeid, O. S., Abraham, N. L., Abramowicz, H., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C., Mehlhase, S., Pingel, A. M., Alonso Diaz, A., Monk, J. W. & 4 others, Galster, G. A. G. K., Thomsen, L. A., Løvschall-Jensen, A. E. & Pedersen, L. E., 25 May 2016, In: European Physical Journal C. 76, 5, 292.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Search for the Standard Model Higgs boson produced by vector-boson fusion and decaying to bottom quarks in root s=8TeV pp collisions with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Abeloos, B., Aben, R., AbouZeid, O. S., Nitzan, A., Abramowicz, H., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C., Thomsen, L. A., Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A. & 4 others, Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 21 Nov 2016, In: Journal of High Energy Physics (Online). 2016, 11, 112.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Measurement of total and differential W plus w- production cross sections in proton-proton collisions at root s=8 TeV with the ATLAS detector and limits on anomalous triple-gauge-boson couplings

    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., Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A. & 4 others, Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 6 Sep 2016, In: Journal of High Energy Physics (Online). 2016, 9, 029.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Search for Higgs and Z Boson Decays to phi gamma 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., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C., Thomsen, L. A., Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A. & 4 others, Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 6 Sep 2016, In: Physical Review Letters. 117, 11, 11802.

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Measurement of D-*+/-, D-+/- and D-S(+/-) meson production cross sections in pp collisions at root s=7 TeV with the ATLAS detector

    Aad, A., 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., Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A. & 2 others, Monk, J. W. & Wiglesworth, Graig, 2016, In: Nuclear Physics B. 907, p. 717-763 47 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    A search for t(t)over-bar resonances using lepton-plus-jets events in proton-proton 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., 28 Aug 2015, In: Journal of High Energy Physics (Online). 2015, 8, 148.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 7582