Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher

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    ORCID: 0000-0002-0988-1655

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    1. Published

      Search for boosted diphoton resonances in the 10 to 70 GeV mass range using 138 fb-1 of 13 TeV pp collisions 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., Wiglesworth, Graig, Petersen, Troels Christian, Xella, Stefania & ATLAS, A., 20 Jul 2023, In: Journal of High Energy Physics (Online). 2023, 07, 42 p., 155.

      Research output: Contribution to journal › Journal article › Research › peer-review

    2. Published

      Search for associated production of a Z boson with an invisibly decaying Higgs boson or dark matter candidates root s=13 TeV with the ATLAS detector

      Aad, G., Abbott, B., Abbott, D., Abud, A., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Dam, Mogens, Camplani, Alessandra, Hansen, Peter Henrik, Hansen, Jørgen Beck, Hansen, Jørn Dines, Ignazzi, R., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 10 Jun 2022, In: Physics Letters B. 829, 25 p., 137066.

      Research output: Contribution to journal › Journal article › Research › peer-review

    3. Published

      Search for anomaly-mediated supersymmetry breaking with the ATLAS detector based on a disappearing-track signature in pp collisions at sqrt(s) = 7 TeV

      Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Jørgensen, M. D., Heisterkamp, S. J. F., Mehlhase, S., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 7 May 2012, In: European Physical Journal C. 72, 4, p. 1993

      Research output: Contribution to journal › Journal article › Research › peer-review

    4. Published

      Search for anomalous production of prompt same-sign lepton pairs and pair-produced doubly charged Higgs bosons with root s=8 TeV pp collisions using 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., 9 Mar 2015, In: Journal of High Energy Physics (Online). 2015, 3, 041.

      Research output: Contribution to journal › Journal article › Research › peer-review

    5. Published

      Search for anomalous production of prompt like-sign muon pairs and constraints on physics beyond the standard model with the ATLAS detector

      Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, John Renner, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Mehlhase, S., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 17 Feb 2012, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 85, 3, p. 032004

      Research output: Contribution to journal › Journal article › Research › peer-review

    6. Published

      Search for anomalous electroweak production of WW/WZ 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., Aben, R., 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., 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., 8 Feb 2017, In: Physical Review D. 95, 3, 032001.

      Research output: Contribution to journal › Journal article › Research › peer-review

    7. Published

      Search for anomalous couplings in the Wtb vertex from the measurement of double differential angular decay rates of single top quarks produced in the t-channel 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., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Petersen, T. C., Thomsen, L. A. & 7 others, Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A., Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 5 Apr 2016, In: Journal of High Energy Physics. 2016, 4, 023.

      Research output: Contribution to journal › Journal article › Research › peer-review

    8. Published

      Search for an invisibly decaying Higgs boson or dark matter candidates produced in association with a Z boson 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., Abreu, R., Abulaiti, Y., Acharya, B. S., Adachi, S., Adamczyk, L., Adelman, J., Adersberger, M., Adye, T., Affolder, A. A., Dam, M. & 14 others, Hansen, Peter Henrik, Hansen, Jørgen Beck, Besjes, G., Hansen, Jørn Dines, Alonso Diaz, A., de Almeida Dias, F., Galster, G. A. G. K., Wiglesworth, Graig, Thiele, F. A. J., Monk, J. W., Bajic, M., Petersen, Troels Christian, Stark, S. H. & Xella, Stefania, 10 Jan 2018, In: Physics Letters B. 776, p. 318-337 20 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    9. Published

      Search for an excess of events with an identical flavour lepton pair and significant missing transverse momentum in vs = 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, Boelaert, N. M. P. & Kittelmann, T. H., 1 Jul 2011, In: European Physical Journal C. 71, 7, p. 1647 18 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    10. Published

      Search for an axion-like particle with forward proton scattering in association with photon pairs at ATLAS

      Aad, G., Abbott, B., Abeling, K., Abicht, N. J., Abidi, S. H., Aboulhorma, A., Abramowicz, H., Abreu, H., Abulaiti, Y., Abusleme Hoffman, A. C., Acharya, B. S., Dam, M., Camplani, A., Hansen, J. D., Hansen, J. B., Hansen, P. H., Ignazzi, R., Petersen, T. C., Wiglesworth, G., Xella, S. & 1 others, ATLAS Collaboration, A. C., 31 Jul 2023, In: Journal of High Energy Physics. 2023, 07, 38 p., 234.

      Research output: Contribution to journal › Journal article › Research › peer-review

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    ID: 7582