Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. Published

    Search for Dark Matter in Events with a Hadronically Decaying W or Z Boson and Missing Transverse Momentum in pp Collisions at root s=8 TeV with the ATLAS Detector

    Aad, A., Abajyan, T., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., Aben, R., Abi, B., Abolins, M., AbouZeid, O. S., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Galster, G. A. G. K., Petersen, T. C., Thomsen, L. A., Mehlhase, S., Jørgensen, M. D. & 6 others, Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A., Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 29 Jan 2014, In: Physical Review Letters. 112, 4, 041802.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Search for Dark Photons in Rare Z Boson Decays 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., 18 Dec 2023, In: Physical Review Letters. 131, 25, 23 p., 251801.

    Research output: Contribution to journalLetterResearchpeer-review

  3. Published

    Search for Dilepton Resonances 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, 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., 29 Dec 2011, In: Physical Review Letters. 107, 27, p. 272002

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Search for Diphoton Events with Large Missing Transverse Energy in 7 TeV Proton-Proton Collisions 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., 23 Mar 2011, In: Physical Review Letters. 106, 12, p. 121803 19 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Search for Direct Top Squark Pair Production in Final States with One Isolated Lepton, Jets, and Missing Transverse Momentum in root s=7 TeV pp Collisions Using 4.7 fb-1 of ATLAS Data

    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., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Xella, Stefania & Løvschall-Jensen, A. E., 20 Nov 2012, In: Physical Review Letters. 109, 21, p. 211803 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Search for Displaced Leptons in root s=13 TeV pp Collisions with the ATLAS Detector

    Aad, G., Abbott, B., Abbott, D., Abud, A., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., AbouZeid, O. S. A., Abraham, N., Abramowicz, H., Camplani, Alessandra, Dam, Mogens, Ignazzi, R., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 27 Jul 2021, In: Physical Review Letters. 127, 5, 21 p., 051802.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Search for FCNC single top-quark production at sqrt(s) = 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., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Xella, Stefania & Løvschall-Jensen, A. E., 12 Jun 2012, In: Physics Letters B. 712, 4-5, p. 351-369

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Search for Heavy Higgs Bosons A/H Decaying to a Top Quark Pair in pp Collisions at root s=8 TeV with the ATLAS Detector

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., Abidi, S. H., AbouZeid, O. S., Abraham, NL., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adelman, J. P., Adersberger, M., Adye, T., Affolder, A. A., Dam, M. & 15 others, Hansen, Jørn Dines, Hansen, Jørgen Beck, Xella, Stefania, Hansen, Peter Henrik, Petersen, Troels Christian, Løvschall-Jensen, A. E., Alonso Diaz, A., Monk, J. W., Pedersen, L. E., Wiglesworth, Graig, Galster, G. A. G. K., Stark, S. H., Besjes, G., Thiele, F. A. J. & de Almeida Dias, F., 9 Nov 2017, In: Physical Review Letters. 119, 19, 191803.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. 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

  10. Published

    Search for Heavy Neutral Leptons in Decays of W Bosons Using a Dilepton Displaced Vertex in √s=13  TeV pp Collisions with the ATLAS Detector

    Aad, G., Abbott, B., Abbott, D. C., Abeling, K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Dam, Mogens, Camplani, Alessandra, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS, A., 7 Aug 2023, In: Physical Review Letters. 131, 6, 23 p., 061803.

    Research output: Contribution to journalLetterResearchpeer-review

ID: 7582