Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher

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    ORCID: 0000-0002-0988-1655

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    1. Published

      Measurements of top-quark pair spin correlations in the eμ channel at s√=13 TeV using pp collisions in the ATLAS detector

      Aaboud, M., Aad, G., Abbott, B., Abbott, DC., Abdinov, O., Abud, AA., Abhayasinghe, DK., Abidi, S. H., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., hqz214, H., Alonso Diaz, A., Camplani, A., Dam, M., Galster, G. A. G. K., Hansen, P. H., Hansen, J. B. & 9 others, Hansen, Jørn Dines, Ignazzi, R., Monk, J. W., Petersen, Troels Christian, Stark, S. H., Bajic, M., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 19 Aug 2020, In: European Physical Journal C. 80, 8, 43 p., 754.

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

    2. Published

      Observation and measurement of forward proton scattering in association with lepton pairs produced via the photon fusion mechanism at ATLAS

      Aad, G., Abbott, B., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., AbouZeid, O. S. A., Abraham, N., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Achkar, B., Adam, L., Camplani, A., Dam, M., hqz214, H., Galster, G. A. G. K., Hansen, J. D. & 9 others, Hansen, Peter Henrik, Hansen, Jørgen Beck, Ignazzi, R., Monk, J. W., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 23 Dec 2020, In: Physical Review Letters. 125, 26, 21 p., 261801.

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

    3. Published

      Observation of the associated production of a top quark and a Z boson 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., Abreu, H., Abulaiti, Y., Alonso Diaz, A., hqz214, H., Bajic, M., Camplani, A., Dam, M., Galster, G. A. G. K., Hansen, J. B., Hansen, J. D. & 8 others, Hansen, Peter Henrik, Ignazzi, R., Monk, J. W., Stark, S. H., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 20 Jul 2020, In: Journal of High Energy Physics (Online). 2020, 7, 46 p., 124.

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

    4. Published

      Operation of the ATLAS trigger system in Run 2

      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., Abreu, R., Abulaiti, Y., Camplani, A., Dam, M., Galster, G. A. G. K., Hansen, J. D., Hansen, J. B., Hansen, P. H., Ignazzi, R. & 7 others, Monk, J. W., hqz214, H., Wiglesworth, Graig, Stark, S. H., Petersen, Troels Christian, Xella, Stefania & ATLAS Collaboration, A. C., 10 Feb 2020, In: Journal of Instrumentation. 15, 60 p., P10004.

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

    5. Published

      Performance of electron and photon triggers in ATLAS during LHC Run 2

      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., Alonso Diaz, A., Camplani, A., Dam, M., Hansen, J. D., Hansen, J. B., Hansen, P. H., Ignazzi, R. & 9 others, Galster, G. A. G. K., Bajic, M., Monk, J. W., hqz214, H., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 22 Jan 2020, In: European Physical Journal C. 80, 1, 41 p., 47.

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

    6. Published

      Performance of the missing transverse momentum triggers for the ATLAS detector during Run-2 data taking

      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., Galster, G. A. G. K., Hansen, P. H., Hansen, J. B., Hansen, J. D., Ignazzi, R. & 7 others, Monk, J. W., hqz214, H., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 19 Aug 2020, In: Journal of High Energy Physics (Online). 2020, 8, 53 p., 080.

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

    7. Published

      Performance of the upgraded PreProcessor of the ATLAS Level-1 Calorimeter Trigger

      Aad, G., Abbott, B., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Achkar, B., Adachi, S., Adam, L., Bajic, M., Camplani, A., Galster, G. A. G. K., hqz214, H. & 11 others, Alonso Diaz, A., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Ignazzi, R., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 10 Nov 2020, In: Journal of Instrumentation. 15, 11, 49 p., P11016.

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

    8. Published

      Reconstruction and identification of boosted di-tau systems in a search for Higgs boson pairs using 13 TeV proton-proton collision data in ATLAS

      Aad, G., Abbott, B., Abbott, DC., Abud, AA., Abeling, K., Abhayasinghe, D. K., Abidi, S. H., AbouZeid, O. S. A., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Achkar, B., Adam, L., Bourdarios, CA., Adamczyk, L., hqz214, H., Dam, M., Camplani, A. & 11 others, Galster, G. A. G. K., Ignazzi, R., Hansen, Jørn Dines, Hansen, Peter Henrik, Hansen, Jørgen Beck, Monk, J. W., Stark, S. H., Petersen, Troels Christian, Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 30 Nov 2020, In: Journal of High Energy Physics. 2020, 11, 47 p., 163.

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

    10. Published

      Search for Heavy Resonances Decaying into a Photon and a Hadronically Decaying Higgs Boson in pp Collisions at root 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., Abraham, NL., Abramowicz, H., Abreu, H., Abulaiti, Y., Acharya, B. S., Achkar, B., Adam, L., Camplani, A., Dam, M., Galster, G. A. G. K., hqz214, H., Hansen, J. B. & 9 others, Hansen, Jørn Dines, Hansen, Peter Henrik, Ignazzi, R., Monk, J. W., Petersen, Troels Christian, Stark, S. H., Wiglesworth, Graig, Xella, Stefania & ATLAS Collaboration, A. C., 18 Dec 2020, In: Physical Review Letters. 125, 25, 20 p., 251802.

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

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