Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. Published

    Search for massive supersymmetric particles decaying to many jets using the ATLAS detector in pp collisions at root s=8 TeV

    Aad, A., Abbott, B., Abdallah, J., Abdel-Khalek, S., Abdinov, O., Aben, R., Abi, B., Abolins, M., AbouZeid, O. S., Abramowicz, H., 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., 29 Jun 2015, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 91, 11, 112016.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Search for supersymmetry in events containing a same-flavour opposite-sign dilepton pair, jets, and large missing transverse momentum in root s=8TeV pp collisions with the ATLAS detector

    Aad, A., Abbott, B., Abdallah, J., Abdinov, O., Aben, R., Abolins, M., AbouZeid, O. S., Abramowicz, H., Abreu, H., Abreu, P., 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., 8 Jul 2015, In: The European Physical Journal C: Particles and Fields. 75, 7, 318.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Search for long-lived, weakly interacting particles that decay to displaced hadronic jets in proton-proton collisions at root s=8 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, P., 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., 21 Jul 2015, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 92, 1, 012010.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Identification and energy calibration of hadronically decaying tau leptons with the ATLAS experiment in pp collisions at root s=8 TeV

    Aad, A., Abbott, B., Abdallah, J., Abdel-Khalek, S. A., Abdinov, O., Aben, R., Abi, B., Abolins, M., AbouZeid, O. S., 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., Løvschall-Jensen, A. E. & 5 others, Alonso Diaz, A., Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 2 Jul 2015, In: European Physical Journal C. 75, 7, 303.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Measurements of top-quark pair differential and double-differential cross-sections in the l plus jets channel with pp collisions at root s=13 TeV using the ATLAS detector

    ATLAS, A., 1 Dec 2019, In: European Physical Journal C. 79, 12, 84 p., 1028.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Reconstruction of hadronic decay products of tau leptons with the ATLAS experiment

    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., Pingel, A. M., Alonso Diaz, A., Monk, J. W., Galster, G. A. G. K. & 3 others, Thomsen, L. A., Løvschall-Jensen, A. E. & Pedersen, L. E., 25 May 2016, In: European Physical Journal C. 76, 5, 295.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Search for new phenomena in final states with large jet multiplicities and missing transverse momentum at root s = 8 TeV proton-proton collisions using the ATLAS experiment (vol 10, pg 130, 2013)

    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., 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., 21 Jan 2014, In: Journal of High Energy Physics (Online). 2014, 1, 109.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Search for high-mass diphoton resonances in pp collisions at pffisffi root s=8 TeV with the ATLAS detector

    Aad, A., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., Aben, R., Abi, B., Abolins, M., AbouZeid, O. S., Abramowicz, H., 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., 14 Jul 2015, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 92, 3, 032004.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. 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

  10. Published

    Search for the Standard Model Higgs boson produced in association with top quarks and decaying into in collisions at 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., Galster, G. A. G. K., 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 Jul 2015, In: European Physical Journal C. 75, 7, 349.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Measurement of the mass difference between top and anti-top quarks in pp collisions at root s=7 TeV using 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., 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., 20 Jan 2014, In: Physics Letters B. 728, p. 363-379

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Search for long-lived neutral particles produced in pp collisions at root s=13 TeV decaying into displaced hadronic jets in the ATLAS inner detector and muon spectrometer

    Aad, A., Abbott, B., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, DK., Abidi, S. H., Abraham, NL., Abramowicz, H., AbouZeid, O. S. A., Camplani, A., Dam, M., Galster, G. A. G. K., Hansen, J. B., Hansen, J. D., Hansen, P. H., Monk, J. W., Ignazzi, R., Petersen, T. C., Wiglesworth, G. & 3 others, hqz214, H., Xella, Stefania & ATLAS Collaboration, A. C., 30 Mar 2020, In: Physical Review D. 101, 5, 29 p., 052013.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Search for pair production of heavy top-like quarks decaying to a high-p(T) W boson and a b quark in the lepton plus jets final state at root s=7 TeV with the ATLAS detector

    Aad, A., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S. A., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Klinkby, E. B., Jørgensen, M. D., Boelaert, N. M. P., Heisterkamp, S. J. F., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 29 Jan 2013, In: Physics Letters B. 718, 4-5, p. 1284-1302

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Measurements of W(+/-)Z production cross sections in pp collisions at root s=8 TeV with the ATLAS detector and limits on anomalous gauge boson self-couplings

    Aad, A., Abbott, B., Abdallah, J., Abdinov, O., Abeloos, B., 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., 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., 13 May 2016, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 93, 9, 092004.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Evidence of W gamma gamma Production in pp Collisions at root s=8 TeV and Limits on Anomalous Quartic Gauge Couplings with the ATLAS Detector

    Aad, A., Abbott, B., Abdallah, J., Abdel-Khalek, S. A., Abdinov, O., Aben, R., Abi, B., Abolins, M., AbouZeid, O. S., Abramowicz, H., 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., 16 Jul 2015, In: Physical Review Letters. 115, 3, 031802.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Search for scalar leptoquarks in pp collisions at root s=13TeV with the ATLAS experiment

    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., 7 Sep 2016, In: New Journal of Physics. 18, 093016.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Measurement of forward-backward multiplicity correlations in lead-lead, proton-lead, and proton-proton collisions 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., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C. & 15 others, Alonso Diaz, A., Monk, J. W., Pedersen, L. E., Wiglesworth, Graig, Besjes, G., Thomsen, L. A., Løvschall-Jensen, A. E., Galster, G. A. G. K., Stark, S. H., Thiele, F. A. J., de Almeida Dias, F., Bajic, M., Arnold, H., Barr, J. & Zwalinski, L., 28 Jun 2017, In: European Physical Journal C. 95, 6, 064914.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Measurement of the inclusive cross-sections of single top-quark and top-antiquark t-channel production in 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., Adachi, J., Adamczyk, L., Adams, D. L., Adelman, J. P., Adye, T., Dam, M. & 15 others, Hansen, Jørn Dines, Hansen, Jørgen Beck, Xella, Stefania, Hansen, Peter Henrik, Petersen, Troels Christian, Løvschall-Jensen, A. E., 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., 14 Apr 2017, In: Journal of High Energy Physics. 2017, 4, 086.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Search for pair production of Higgs bosons in the b(b)over-barb(b)over-bar final state using proton-proton 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. & 24 others, Aguilar-Saavedra, J. A., Ahmadov, F., Aielli, G., Akatsuka, S., Akesson, T. P. A., Akilli, E., de Almeida Dias, F., Hansen, Jørgen Beck, Hansen, Peter Henrik, Monk, J. W., Alonso Diaz, A., Petersen, Troels Christian, Wiglesworth, Graig, Besjes, G., Bajic, M., Xella, Stefania, Galster, G. A. G. K., Hansen, Jørn Dines, Dam, Mogens, hqz214, H., Stark, S. H., Ignazzi, R., Camplani, Alessandra & ATLAS, A., 3 Jan 2019, In: Journal of High Energy Physics. 2019, 1, 49 p., UNSP 030.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Search for Higgs boson pair production in the b(b)over-barWW* decay mode at root s=13 TeV with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., Abhayasinghe, DK., Abidi, S. H., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Acharya, B. S., Adachi, J., Adam, L., Adamczyk, L., Adelman, J., Adersberger, M., Adiguzel, A., Adye, T., Affolder, A. A. & 21 others, Afik, Y., Agheorghiesei, C., Aguilar-Saavedra, J. A., Ahmadov, F., Aielli, G., Alonso Diaz, A., de Almeida Dias, F., Bajic, M., hqz214, H., Dam, Mogens, Besjes, G., Hansen, Jørgen Beck, Galster, G. A. G. K., Hansen, Peter Henrik, Hansen, Jørn Dines, Monk, J. W., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania & The ATLAS collaboration, T. A. C., 12 Apr 2019, In: Journal of High Energy Physics. 2019, 4, 47 p., 092.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Constraints on off-shell Higgs boson production and the Higgs boson total width in ZZ -> 4l and ZZ -> 2l2v final states with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdinov, O., Abeloos, B., Abhayasinghe, DK., Abidi, S. H., Abouzeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Adachi, S., Adam, L., Adamczyk, L., Adelman, J., Adersberger, M., Adiguzel, A., Adye, T. & 20 others, Affolder, A. A., Afik, Y., Agheorghiesei, C., Aguilar-Saavedra, J. A., Ahmadov, F., Alonso Diaz, A., Bajic, M., Besjes, G., Dam, Mogens, Galster, G. A. G. K., de Almeida Dias, F., Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, Jørgen Beck, Monk, J. W., Petersen, Troels Christian, Thiele, F. A. J., Stark, S. H., Wiglesworth, Graig & Xella, Stefania, 10 Nov 2018, In: Physics Letters B. 786, p. 223-244 22 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Electron and photon energy calibration with the ATLAS detector using 2015-2016 LHC proton-proton collision data

    ATLAS, A., 2 Mar 2019, In: Journal of Instrumentation. 14, 61 p., P03017.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Search for doubly charged Higgs boson production in multi-lepton final states with the ATLAS detector using proton-proton collisions at root s=13TeV

    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, Agatonovic-Jovin, T., Agheorghiesei, C., Aguilar-Saavedra, J. A., Ahlen, S. P., Ahmadov, F., Dam, Mogens, Besjes, G., Galster, G. A. G. K., Alonso Diaz, A., Stark, S. H., Bajic, M., Monk, J. W., Hansen, Jørn Dines, de Almeida Dias, F., Wiglesworth, Graig, Xella, Stefania, Thiele, F. A. J., Hansen, Jørgen Beck, Petersen, Troels Christian & Hansen, Peter Henrik, 10 Mar 2018, In: European Physical Journal C. 78, 3, 34 p., 199.

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. 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

  25. 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

ID: 7582