Stefania Xella

Stefania Xella

Associate Professor, Guest Researcher

Member of:

    ORCID: 0000-0002-0988-1655

    Publication year:
    All
    976 - 1000 out of 1,282Page size: 25
    1. 2014
    2. Published

      Search for neutral Higgs bosons of the minimal supersymmetric standard model in pp collisions at s√ = 8 TeV with the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Dam, Mogens, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, Jørgen Beck, Petersen, Troels Christian, Xella, Stefania, Jørgensen, M. D., Mehlhase, S., Monk, J. W., Løvschall-Jensen, A. E., Thomsen, L. A., Pingel, A. M., Wiglesworth, Graig, Pedersen, L. E., Alonso Diaz, A. & Galster, G. A. G. K., 21 Sep 2014, In: Journal of High Energy Physics (Online). 2014, 32 p., 056.

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

    3. Published

      Search for new particles in events with one lepton and missing transverse momentum in pp collisions at √s = 8 TeV with the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., 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., Monk, J. W., Pedersen, L. E., Wiglesworth, G. & 1 others, Galster, G. A. G. K., 28 Jul 2014, In: Journal of High Energy Physics (Online). 2014, 037, 1409.

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

    4. Published

      Search for new resonances in Wγ and Zγ final states in pp collisions at √s=8 TeV with the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., 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., Monk, J. W., Pedersen, L. E., Wiglesworth, G. & 1 others, Galster, G. A. G. K., 30 Jul 2014, In: Physics Letters B. 738, p. 428-447

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

    5. Published

      Search for non-pointing and delayed photons in the diphoton and missing transverse momentum final state in 8 TeV pp collisions at the LHC using the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., 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., Monk, J. W., Pedersen, L. E., Wiglesworth, G. & 1 others, Galster, G. A. G. K., 10 Dec 2014, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 90, 112005.

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

    6. Published

      Search for pair and single production of new heavy quarks that decay to a Z boson and a third-generation quark in pp collisions at s√=8 TeV with the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Dam, Mogens, Hansen, Peter Henrik, Hansen, Jørgen Beck, Hansen, Jørn Dines, Xella, Stefania, Petersen, Troels Christian, Thomsen, L. A., Mehlhase, S., Jørgensen, M. D., Løvschall-Jensen, A. E., Monk, J. W., Pedersen, L. E., Wiglesworth, Graig, Alonso Diaz, A., Galster, G. A. G. K. & Pingel, A. M., 18 Sep 2014, In: Journal of High Energy Physics (Online). 2014, 36 p., 104.

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

    7. Published

      Search for pair-produced third-generation squarks decaying via charm quarks or in compressed supersymmetric scenarios 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., 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., Løvschall-Jensen, A. E., Alonso Diaz, A. & 3 others, Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 2 Jul 2014, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 90, 052008.

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

    8. Published

      Search for squarks and gluinos with the ATLAS detector in final states with jets and missing transverse momentum using √s=8 TeV proton--proton collision data

      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., Galster, G. A. G. K., Hansen, P. H., Petersen, T. C., Thomsen, L. A., Mehlhase, S., Jørgensen, M. D., Pingel, A. M., Løvschall-Jensen, A. E. & 4 others, Alonso Diaz, A., Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 30 May 2014, In: Journal of High Energy Physics (Online). 2014, 176, 52 p., 1409.

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

    9. Published

      Search for strong production of supersymmetric particles in final states with missing transverse momentum and at least three b-jets at √s= 8 TeV proton-proton collisions with the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., Aben, R., Abi, B., 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., Løvschall-Jensen, A. E., Alonso Diaz, A. & 3 others, Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 2014, In: Journal of High Energy Physics (Online). 2014, 24, 1410.

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

    10. Published

      Search for supersymmetry at √s=8 TeV in final states with jets and two same-sign leptons or three leptons 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, Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 9 Apr 2014, In: Journal of High Energy Physics (Online). 2014, 035, 50 p., 1406.

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

    11. Published

      Search for supersymmetry in events with four or more leptons in root s=8 TeV pp collisions with the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Khalek, S. A., Abdinov, O., Aben, R., Abi, B., Abolins, M., AbouZeid, O. S., Abramowicz, H., Abreu, H., Dam, M., Hansen, J. D., Hansen, P. H., Hansen, J. B., Jørgensen, M. D., Pingel, A. M., Xella, S., Petersen, T. C., Wiglesworth, G. & 7 others, Thomsen, L. A., Simonyan, M., Løvschall-Jensen, A. E., Alonso Diaz, A., Galster, G. A. G. K., Mehlhase, S. & Monk, J. W., 4 Sep 2014, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 90, 5, 052001.

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

    12. Published

      Search for supersymmetry in events with large missing transverse momentum, jets, and at least one tau lepton in 20 fb-1 of √s= 8 TeV proton-proton collision data with the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., Aben, R., Abi, B., 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., Galster, G. A. G. K., Alonso Diaz, A. & 3 others, Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 2 Jul 2014, In: Journal of High Energy Physics (Online). 2014, 103, 1409.

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

    13. Published

      Search for the Standard Model Higgs boson decay to μ+μ− with the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., Aben, R., Abi, B., Dam, M., Hansen, J. D., Hansen, J. B., Xella, S., Hansen, P. H., Galster, G. A. G. K., Petersen, T. C., Thomsen, L. A., Mehlhase, S., Jørgensen, M. D., Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A. & 3 others, Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 30 Jun 2014, In: Physics Letters B. 738, p. 68-86

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

    14. Published

      Search for the direct production of charginos, neutralinos and staus in final states with at least two hadronically decaying taus and missing transverse momentum 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., 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., Løvschall-Jensen, A. E., Alonso Diaz, A. & 3 others, Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 1 Jul 2014, In: Journal of High Energy Physics (Online). 2014, 096, 1410.

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

    15. Published

      Search for the lepton flavor violating decay Z→eμ in pp collisions at √ s TeV with the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., 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., Monk, J. W., Pedersen, L. E., Wiglesworth, G. & 1 others, Galster, G. A. G. K., 25 Aug 2014, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 90, 072010.

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

    16. Published

      Search for top quark decays t→qH with H→γγ using 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, Monk, J. W., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 25 Mar 2014, In: Journal of High Energy Physics (Online). 2014, 008, 40 p., 1406.

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

    17. Published

      Search for top squark pair production in final states with one isolated lepton, jets, and missing transverse momentum in √s=8 TeV pp collisions with the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., Aben, R., Abi, B., 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., Galster, G. A. G. K., Løvschall-Jensen, A. E., Alonso Diaz, A. & 3 others, Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 2014, In: Journal of High Energy Physics (Online). 2014, 118, 1411.

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

    18. Published

      Searches for heavy long-lived charged particles with the ATLAS detector in proton-proton collisions at √s = 8 TeV

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., Aben, R., Abi, B., 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., Galster, G. A. G. K., Løvschall-Jensen, A. E., Alonso Diaz, A. & 3 others, Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 25 Nov 2014, In: Journal of High Energy Physics (Online). 2014, 068, p. 01

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

    19. Published

      Study of heavy-flavor quarks produced in association with top-quark pairs at root s=7 TeV using the ATLAS detector

      Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S. A., Dam, M., Hansen, J. B., Hansen, P. H., Hansen, J. D., Hansen, J. R., Boelaert, N. M. P., Klinkby, E. B., Mehlhase, S., Heisterkamp, S. J. F., Løvschall-Jensen, A. E., Jørgensen, M. D., Petersen, T. C., Xella, S., Kadlecik, P., Jez, P. & 3 others, Jakobsen, S., Gregersen, K. D. & Monk, J. W., 21 Apr 2014, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 89, 7, 072012.

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

    20. Published

      The differential production cross section of the ϕ (1020) meson in √ s= 7 TeV pp collisions measured 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., Galster, G. A. G. K., Løvschall-Jensen, A. E. & 4 others, Alonso Diaz, A., Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 25 Feb 2014, In: European Physical Journal C. 74, 26 p., 2895.

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

    21. Published

      Hardware and firmware developments for the upgrade of the ATLAS Level-1 Central Trigger Processor

      Anders, G., Bertelsen, Henrik, Boisen, A., Childers, T., Dam, Mogens, Ellis, N., Farthouat, P., Ruiz, C. G., Ghibaudi, M., Gorini, B., Haas, S., Kaneda, M., Ohm, C., Silva Oliveira, M., Pauly, T., Poettgen, R., Schmieden, K., Spiwoks, R. & Xella, Stefania, 1 Jan 2014, In: Journal of Instrumentation. 9, C01035.

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

    22. 2013
    23. 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 journal › Journal article › Research › peer-review

    24. Published

      A search for high-mass resonances decaying to tau(+)tau(-) in pp 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., Boelaert, N. M. P., Jørgensen, M. D., Klinkby, E. B., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 26 Feb 2013, In: Physics Letters B. 19, 4-5, p. 242-260

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

    25. Published

      A search for prompt lepton-jets in pp 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., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 26 Feb 2013, In: Physics Letters B. 719, 4-5, p. 299-317

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

    26. Published

      ATLAS search for new phenomena in dijet mass and angular distributions using pp collisions at root s=7 TeV

      Aad, G., Abjyan, T., Abbott, B., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Hansen, John Renner, Klinkby, E. B., Boelaert, N. M. P., Jørgensen, M. D., Heisterkamp, S. J. F., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 1 Jan 2013, In: Journal of High Energy Physics (Online). 2013, 1, 029.

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

    27. Published

      Characterisation and mitigation of beam-induced backgrounds observed in the ATLAS detector during the 2011 proton-proton run

      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, 1 Jul 2013, In: Journal of Instrumentation. 8, P07004.

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

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