Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. Published

    Search for New Phenomena in Final States with Two Leptons and One or No b-Tagged Jets at root S=13 TeV Using the ATLAS Detector

    Aad, G., Abbott, B., Abbott, D., Abud, A., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., Abramowicz, H., Abreu, H., 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., 1 Oct 2021, In: Physical Review Letters. 127, 14, 23 p., 141801.

    Research output: Contribution to journalLetterResearchpeer-review

  2. Published

    Search for New Phenomena in Two-Body Invariant Mass Distributions Using Unsupervised Machine Learning for Anomaly Detection at p s=13 TeV ffi with the ATLAS Detector

    Aad, G., Abbott, B., Abeling, K., Abicht, N. J., 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., 20 Feb 2024, In: Physical Review Letters. 132, 8, 23 p., 081801.

    Research output: Contribution to journalLetterResearchpeer-review

  3. Published

    Search for New Phenomena in ttbar Events with Large Missing Transverse Momentum in Proton-Proton Collisions at sqrt(s) = 7 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., Boelaert, N. M. P., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 26 Jan 2012, In: Physical Review Letters. 108, 4, p. 041805 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Search for New Physics in the Dijet Mass Distribution using 1 fb-1 of pp Collision Data at sqrt(s) = 7 TeV collected by the ATLAS Detector

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Boelaert, N. M. P., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 14 Feb 2012, In: Physics Letters B. 708, 1-2, p. 37-54 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. 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

  6. 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

  7. Published

    Search for Production of Resonant States in the Photon-Jet Mass Distribution Using pp Collisions at vs=7¿¿TeV Collected by the ATLAS Detector

    Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Boelaert, N. M. P., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Petersen, Troels Christian, Nilsson, B. S., Xella, Stefania & Løvschall-Jensen, A. E., 22 May 2012, In: Physical Review Letters. 108, 21, p. 211802 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Search for R-parity-violating supersymmetric particles in multi-jet final states produced in p-p collisions at root s=13 TeV using the ATLAS detector at the LHC

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., Abidi, S. H., Abouzeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adelman, J., Adersberger, M., Adye, T., Affolder, A. A., Afik, Y., Agheorghiesei, C. & 18 others, Aguilar-Saavedra, J. A., Ahmadov, F., Aielli, G., Alonso Diaz, A., Besjes, G., Bajic, M., de Almeida Dias, F., Dam, Mogens, Galster, G. A. G. K., Hansen, Jørn Dines, Hansen, Jørgen Beck, Hansen, Peter Henrik, Monk, J. W., Wiglesworth, Graig, Petersen, Troels Christian, Thiele, F. A. J., Stark, S. H. & Xella, Stefania, 10 Oct 2018, In: Physics Letters B. 785, p. 136-158 23 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Search for R-parity-violating supersymmetry in a final state containing leptons and many jets with the ATLAS experiment using root s=13 TeV proton-proton collision data

    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., 17 Nov 2021, In: European Physical Journal C. 81, 11, 39 p., 1023.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Search for R-parity-violating supersymmetry in events with four or more leptons in root s=7 TeV pp collisions with the ATLAS detector

    Aad, G., Abajyan, T., Abbott, B., Dam, Mogens, Klinkby, E. B., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Jørgensen, M. D., Heisterkamp, S. J. F., Løvschall-Jensen, A. E., Mehlhase, S., Petersen, Troels Christian, Boelaert, N. M. P., Nilsson, B. S. & Xella, Stefania, 1 Dec 2012, In: Journal of High Energy Physics (Online). 2012, 12, p. 124

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 7582