Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher


  1. Published

    Electron reconstruction and identification efficiency measurements with the ATLAS detector using the 2011 LHC proton-proton collision data

    Aad, G., Abbott, B., Abdallah, J., Abdelhalim, A. A., Abdel Khalek, S., Abdinov, O., Aben, R., Abi, B., Abolins, M., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C., Thomsen, L. A., Mehlhase, S., Jørgensen, M. D., Galster, G. A. G. K., Pingel, A. M. & 5 others, Løvschall-Jensen, A. E., Alonso Diaz, A., Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 8 Apr 2014, In: The European Physical Journal C: Particles and Fields. 74, p. 1-38 38 p., 2941.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Electron reconstruction and identification in the ATLAS experiment using the 2015 and 2016 LHC proton-proton collision data at s=13 TeV

    ATLAS, A., 3 Aug 2019, In: European Physical Journal C. 79, 8, 40 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Electroweak probes of small and large systems with the ATLAS detector

    ATLAS, A., 1 Feb 2019, In: Nuclear Physics A. 982, p. 603-606

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. 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

  5. Published

    Erratum to: Measurement of the W-boson mass in pp collisions at s√=7TeV with the ATLAS detector

    Aaboud, M., Aad, G., Abbott, B., Abdallah, J., 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., Adams, D. L., Adelman, J., Adersberger, M., Adye, T. & 22 others, Affolder, A. A., Agatonovic-Jovin, T., Agheorghiesei, C., Aguilar-Saavedra, J. A., Ahlen, S. P., Ahmadov, F., Aielli, G., Alonso Diaz, A., de Almeida Dias, F., Dam, Mogens, Bajic, M., Galster, G. A. G. K., Hansen, Peter Henrik, Hansen, Jørgen Beck, Hansen, Jørn Dines, Besjes, G., Monk, J. W., Stark, S. H., Petersen, Troels Christian, Thiele, F. A. J., Wiglesworth, Graig & Xella, Stefania, 5 Nov 2018, In: European Physical Journal C. 78, 11, 14 p., 898.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Erratum to: Erratum to: Measurement of the charge asymmetry in top-quark pair production in the lepton-plus-jets final state in pp collision data at √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., Abulaiti, Y., Acharya, B. S., Adamczyk, L., Adams, D. L., Adelman, J., Adye, T., Affolder, A. A., Alonso Diaz, A., Bajic, M., Dam, M., Galster, G. A. G. K. & 9 others, Hansen, Jørn Dines, Hansen, Jørgen Beck, Xella, Stefania, Hansen, Peter Henrik, Petersen, Troels Christian, Monk, J. W., Wiglesworth, Graig, Besjes, G. & Stark, S. H., 20 Aug 2017, In: European Physical Journal C. 77, 564.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Erratum to: ATLAS Run 1 searches for direct pair production of third-generation squarks at the Large Hadron Collider (vol 75, 510, 2015)

    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., 17 Mar 2016, In: European Physical Journal C. 76, 3, 153.

    Research output: Contribution to journalComment/debateResearch

  8. Published

    Erratum to: Search for production of WW/WZ resonances decaying to a lepton, neutrino and jets in pp collisions at root s = 8 TeV with the ATLAS detector (vol 75, pg 209, 2015)

    Aad, G., 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 Aug 2015, In: The European Physical Journal C: Particles and Fields. 75, 8, 370.

    Research output: Contribution to journalComment/debateResearchpeer-review

  9. Published

    Erratum to: Search for supersymmetry in events containing a same-flavour opposite-sign dilepton pair, jets, and large missing transverse momentum in root s = 8 TeV pp collisions with the ATLAS detector (vol 75, 318, 2015): Correction

    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., 29 Oct 2015, In: The European Physical Journal C: Particles and Fields. 75, 10

    Research output: Contribution to journalComment/debateResearchpeer-review

  10. Published

    Erratum to: Study of the spin and parity of the Higgs boson in diboson decays with the ATLAS detector (vol 75, 476, 2015)i

    Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Aben, R., Abolins, M., AbouZeid, O. S., Abramowicz, H., Abreu, H., Abreu, R., Adams, D. L., Adye, T., 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., 17 Mar 2016, In: European Physical Journal C. 76, 3, 1 p., 152.

    Research output: Contribution to journalComment/debateResearch

  11. Published

    Evidence for Electroweak Production of W±W±jj in pp Collisions at √s=8 TeV with the ATLAS Detector

    Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., Aben, R., Abi, B., Abolins, M., 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., Alonso Diaz, A. & 4 others, Galster, G. A. G. K., Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 23 May 2014, In: Physical Review Letters. 113, 19 p., 141803.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Evidence for Higgs boson decays to a low-mass dilepton system and a photon in pp collisions at root s=13 TeV 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, Jørn Dines, Hansen, Peter Henrik, Hansen, Jørgen Beck, Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 10 Aug 2021, In: Physics Letters B. 819, 22 p., 136412.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Evidence for electroweak production of two jets in association with a Z gamma pair in pp collisions at root S=13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, DK., Abidi, S. H., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Hansen, P. H., Galster, G. A. G. K., Xella, S., Hansen, J. B., Wiglesworth, G., Camplani, A., Monk, J. W., Hansen, J. D., Dam, M., Ignazzi, R. & 2 others, Petersen, Troels Christian & ATLAS Collaboration, A. C., 10 Apr 2020, In: Physics Letters B. 803, 23 p., 135341.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Evidence for light-by-light scattering in heavy-ion collisions with the ATLAS detector at the LHC

    Aaboud, M., Aad, G., Abbott, B., Abdallah, J., Abdinov, O., Abeloos, B., Abidi, S., AbouZeid, O. S., Abraham, NL., Abramowicz, H., Abreu, R., Abreu, H., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adelman, J. P., Dam, M., Hansen, J. D., Hansen, J. B. & 15 others, 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., de Almeida Dias, F., Thiele, F. A. J., Bajic, M. & Barr, J., 14 Aug 2017, In: Nature Physics. 13, p. 852-858

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Evidence for single top-quark production in the s-channel in proton-proton collisions at root s=8 TeV with the ATLAS detector using the Matrix Element Method

    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. B., Xella, S., Hansen, P. H., Petersen, T. C., Thomsen, L. A., Mehlhase, S., Jørgensen, M. D., Pingel, A. M., Alonso Diaz, A. & 6 others, Monk, J. W., Wiglesworth, Graig, Galster, G. A. G. K., Hansen, Jørn Dines, Løvschall-Jensen, A. E. & Pedersen, L. E., 10 May 2016, In: Physics Letters B. 756, p. 228-246

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Evidence for the H -> b(b)over-bar decay 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., Dam, M., Hansen, J. D. & 15 others, Hansen, Jørgen Beck, Xella, Stefania, Hansen, Peter Henrik, Petersen, Troels Christian, Løvschall-Jensen, A. E., xtf324, X., 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., 6 Dec 2017, In: Journal of High Energy Physics. 2017, 12, 024.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Evidence for the Higgs Boson Decay to a Z Boson and a Photon at the LHC

    Aad, G., Abbott, B., Abeling, K., Abicht, N. J., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Dam, Mogens, Camplani, Alessandra, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, Jørgen Beck, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania, ATLAS Collaboration, A. C. & The CMS collaboration, T. C. C., 11 Jan 2024, In: Physical Review Letters. 132, 2, 32 p., 021803.

    Research output: Contribution to journalLetterResearchpeer-review

  18. Published

    Evidence for the Higgs-boson Yukawa coupling to tau leptons with the ATLAS detector

    Aad, G., 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., 21 Apr 2015, In: Journal of High Energy Physics (Online). 2005, 4, 117.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Evidence for the associated production of a W boson and a top quark in ATLAS at root s=7 TeV

    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, Xella, Stefania & Løvschall-Jensen, A. E., 17 Sep 2012, In: Physics Letters B. 716, 1, p. 142-159 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Evidence for the associated production of the Higgs boson and a top quark pair 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. P., Adersberger, M., Adye, T., Affolder, A. A., Afik, Y. & 19 others, Agheorghiesei, C., Aguilar-Saavedra, J. A., Ahlen, S. P., Ahmadov, F., Hansen, Jørn Dines, Hansen, Jørgen Beck, Dam, Mogens, Xella, Stefania, Hansen, Peter Henrik, Petersen, Troels Christian, Alonso Diaz, A., Monk, J. W., Wiglesworth, Graig, Stark, S. H., Besjes, G., Bajic, M., Thiele, F. A. J., de Almeida Dias, F. & Galster, G. A. G. K., 9 Apr 2018, In: Physical Review D. 97, 7, 072003.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Evidence for the charge asymmetry in pp → tt- production at √s=13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abbott, D., 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., 16 Aug 2023, In: Journal of High Energy Physics. 2023, 08, 89 p., 077.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Evidence for the production of three massive vector bosons with the ATLAS detector

    ATLAS, A., 10 Oct 2019, In: Physics Letters B. 798, 22 p., 134919.

    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

    Evidence for ttˉttˉ production in the multilepton final state in proton–proton collisions at √ s ​=13 TeV with the ATLAS detector

    Aad, G., Abbott, B., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., AbouZeid, O. S. A., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Achkar, B., Adam, L., Alonso Diaz, A., Camplani, A., Bajic, M., Dam, M., hqz214, H., Galster, G. A. G. K. & 10 others, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Ignazzi, R., Petersen, Troels Christian, Monk, J. W., Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 29 Jul 2020, In: European Physical Journal C. 80, 11, 32 p., 1085.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. 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

Previous 12 3 4 5 6 7 8 9 ...51 Next

ID: 7582