Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. Published

    Search for the direct production of charginos and neutralinos in final states with tau leptons in root s=13 TeV pp collisions with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., Abidi, S. H., Abouzeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adelman, J., Adersberger, M., Adye, T., Adye, T., Affolder, A. A. & 19 others, Afik, Y., Agatonovic-Jovin, T., Agheorghiesei, C., Ahlen, S. P., Alonso Diaz, A., Bajic, M., Hansen, Peter Henrik, Monk, J. W., Dam, Mogens, Thiele, F. A. J., Petersen, Troels Christian, Hansen, Jørn Dines, Besjes, G., Stark, S. H., Galster, G. A. G. K., Wiglesworth, Graig, de Almeida Dias, F., Xella, Stefania & Hansen, Jørgen Beck, 22 Feb 2018, In: European Physical Journal C. 78, 2, 33 p., 154.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Search for the standard model Higgs boson produced in association with top quarks and decaying into a b(b)overbar pair in pp collisions at root s=13 TeV with the ATLAS detector

    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. & 19 others, Aguilar-Saavedra, J. A., Ahlen, S. P., Ahmadov, F., Aielli, G., Dam, Mogens, Hansen, Jørn Dines, Hansen, Jørgen Beck, Xella, Stefania, Hansen, Peter Henrik, Petersen, Troels Christian, Alonso Diaz, A., Monk, J. W., Wiglesworth, Graig, Galster, G. A. G. K., Stark, S. H., Besjes, G., Bajic, M., Thiele, F. A. J. & de Almeida Dias, F., 30 Apr 2018, In: Physical Review D. 97, 7, 44 p., 072016.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Measurement of differential cross sections and W+/W- cross-section ratios for W boson production in association with jets 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. A., Abraham, NL., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adelman, J., Adersberger, M., Adye, T., Affolder, A. A., Afik, Y. & 20 others, Agheorghiesei, C., Aguilar-Saavedra, J. A., Ahlen, S. P., Ahmadov, F., Aielli, G., Hansen, Jørn Dines, de Almeida Dias, F., Xella, Stefania, Hansen, Jørgen Beck, Dam, Mogens, Hansen, Peter Henrik, Petersen, Troels Christian, Alonso Diaz, A., Monk, J. W., Wiglesworth, Graig, Galster, G. A. G. K., Besjes, G., Stark, S. H., Bajic, M. & Thiele, F. A. J., 11 May 2018, In: Journal of High Energy Physics. 2018, 5, 077.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Measurement of the t(t)over-barZ and t(t)over-barW production cross sections in multilepton final states using 3.2 fb(-1) of pp collisions at root s=13 TeV 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., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adamczyk, L., Adams, D. L., Adelman, J. P., Adomeit, S., Adye, T., Affolder, A. A. & 16 others, Dam, Mogens, 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., 20 Jan 2017, In: European Physical Journal C. 40.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Studies of Z gamma production in association with a high-mass dijet system in pp collisions at root s=8 TeV with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdallah, J., 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., Dam, M. & 16 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. & Bajic, M., 21 Jul 2017, In: Journal of High Energy Physics. 2017, 7, 107.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Measurement of jet p(T) correlations in Pb+Pb and pp collisions at root s(NN)=2.76 TeV with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdallah, J., 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., Adams, D. L., Adelman, J. P., Adersberger, M., Adye, T. & 17 others, Dam, Mogens, 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. & Bajic, M., 10 Nov 2017, In: Physics Letters B. 774, p. 379-402

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Measurements of electroweak W j j production and constraints on anomalous gauge couplings with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Abeloos, B., Abidi, S., AbouZeid, O. S., Abraham, NL., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adachi, S., Adams, D. L., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S. & 15 others, Hansen, Peter Henrik, Petersen, Troels Christian, Alonso Diaz, A., Monk, J. W., Pedersen, L. E., Wiglesworth, Graig, Galster, G. A. G. K., Besjes, G., Stark, S. H., Løvschall-Jensen, A. E., Thiele, F. A. J., de Almeida Dias, F., Bajic, M., Arnold, H. & Barr, J., 17 Jul 2017, In: European Physical Journal C. 77, 7, 474.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Search for strong gravity in multijet final states produced in pp collisions at root s=13 TeV using the ATLAS detector at the LHC

    Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Abeloos, B., Aben, R., Abolins, M., AbouZeid, O. S., Abramowicz, H., Abreu, H., Abreu, R., Adamczyk, L., Adams, D. L., Adye, T., Aielli, G., Ahlen, S. P., Akesson, T. P. A., Dam, M., Hansen, J. D., Hansen, J. B. & 11 others, Xella, Stefania, Hansen, Peter Henrik, Petersen, Troels Christian, Thomsen, L. A., Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A., Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 8 Mar 2016, In: Journal of High Energy Physics (Online). 2016, 3, 026.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Measurement of WW/WZ -> lvqq ' production with the hadronically decaying boson reconstructed as one or two jets in pp collisions at root s=8 TeV with ATLAS, and constraints on anomalous gauge couplings

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., AbouZeid, O. S., Abraham, NL., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adelman, J. P., Adersberger, M., Adye, T., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S. & 15 others, 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., Bajic, M., Arnold, H. & Barr, J., 20 Aug 2017, In: European Physical Journal C. 77, 8, 563.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Probing lepton flavour violation via neutrinoless tau -> 3 mu decays with the ATLAS detector

    Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Aben, R., Abolins, M., Abramowicz, H., Abreu, H., Abreu, R., Acharya, B. S., Adamczyk, L., Adams, D. L., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C., Thomsen, L. A., 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., 26 Apr 2016, In: European Physical Journal C. 76, 5, 232.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    The active muon shield in the SHiP experiment

    Akmete, A., Alexandrov, A. V., Anokhina, A., Aoki, S., Atkin, E., Azoeskiy, N., Bagulya, A., Baranov, A., Barker, G., Bay, A., Bayliss, V., Bencivenni, G., Xella, Stefania, Ruchayskiy, Oleg, Yilmaz, D., Yilmazer, A. U., Yoon, C. S. & Zaytsev, Y., 4 May 2017, In: Journal of Instrumentation. 12, P05011.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Study of the material of the ATLAS inner detector for Run 2 of the LHC

    Aaboud, M., Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Abeloos, B., Abidi, S. H., AbouZeid, O. S., Abraham, NL., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, S., Adachi, S., Adamczyk, L., Adelman, J. P., Adersberger, M., Adye, T., Affolder, A. A. & 17 others, Dam, Mogens, 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. & Bajic, M., 4 Dec 2017, In: Journal of Instrumentation. 12, P12009.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. 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

  14. Published

    Identification and rejection of pile-up jets at high pseudorapidity with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdallah, J., 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. & 17 others, Dam, Mogens, 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., Bajic, M., Thiele, F. A. J. & de Almeida Dias, F., 26 Oct 2017, In: European Physical Journal C. 77, 9, 32 p., 580.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Search for an additional, heavy Higgs boson in the decay channel at in collision data 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., Acharya, B. S., Adamczyk, L., Adams, D. L., Adye, T., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C. & 8 others, Thomsen, L. A., Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A., Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 25 Jan 2016, In: European Physical Journal C. 76, 1, 45.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Search for direct top squark pair production in events with a Higgs or Z boson, and missing transverse momentum in root s=13 TeV pp collisions with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., AbouZeid, O. S., Abraham, NL., Abramowicz, H., Abreu, H., Abreu, R., Abulaiti, Y., Acharya, B. S., Adachi, S., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C., Løvschall-Jensen, A. E. & 14 others, 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., Bajic, M., Barr, J., Arnold, H., Zhu, H. & Zwalinski, L., 1 Aug 2017, In: Journal of High Energy Physics. 2017, 8, 006.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Search for WH production with a light Higgs boson decaying to prompt electron-jets in proton-proton collisions at root s=7 TeV with the ATLAS detector

    Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S. A., 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., Løvschall-Jensen, A. E., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 8 Apr 2013, In: New Journal of Physics. 15, 043009.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    An upgraded ATLAS Central Trigger for post-2014 LHC luminosities

    Anders, G., Berge, D., Bertelsen, Henrik, Childers, T., Dam, Mogens, Dobson, E., Ellis, N., Farthouat, P., Gabaldon, C., Gorini, B., Haas, S., Kaneda, M., Maettig, S., Messina, A., Ohm, C., Pauly, T., Poettgen, R., Spiwoks, R., Wengler, T. & Xella, Stefania, 1 Feb 2013, In: Journal of Instrumentation. 8, C02031.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Search for resonant diboson production in the WW/WZ -> lvjj decay channels with the ATLAS detector at root s=7 TeV

    Aad, G., Abjyan, T., Abbott, B., Abdallah, J., Khalek, S. A., 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, 17 Jun 2013, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 87, 11, 112006.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Search for direct production of charginos and neutralinos in events with three leptons and missing transverse momentum in root s=7 TeV pp collisions with the ATLAS detector

    Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S. A., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Boelaert, N. M. P., Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 8 Jan 2013, In: Physics Letters B. 718, 3, p. 841-859

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Search for long-lived stopped R-hadrons decaying out of time with pp collisions using the ATLAS detecto

    Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S. A., 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, 3 Dec 2013, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 88, 11, p. 88 11 p., 112003.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Measurement of Top Quark Polarization in Top-Antitop Events from Proton- Proton Collisions at root s=7 TeV Using the ATLAS Detector

    Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S. A., 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, 4 Dec 2013, In: Physical Review Letters. 111, 23, 232002.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Evidence for the spin-0 nature of the Higgs boson using ATLAS data

    Aad, G., Abajyan, T., Abbott, B., Abdallah, J. J., Khalek, S. A., 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., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 2 Oct 2013, In: Physics Letters B. 726, 1-3, p. 120-144

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Improved luminosity determination in pp collisions at root s=7 TeV using the ATLAS detector at the LHC

    Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S. A., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, 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, 1 Aug 2013, In: The European Physical Journal C: Particles and Fields. 73, 8, 2518.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Single hadron response measurement and calorimeter jet energy scale uncertainty with the ATLAS detector at the LHC

    Aad, G., Abbott, B., Abdallah, J., Abdelalim, A. A., Abdesselam, A., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Løvschall-Jensen, A. E., Boelaert, N. M. P., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 1 Mar 2013, In: European Physical Journal C. 73, 3, 2305.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 7582