Stefania Xella

Stefania Xella

Guest Researcher, Associate Professor

Member of:

    ORCID: 0000-0002-0988-1655

    Publication year:
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    1 - 25 out of 83Page size: 25
    1. 2014
    2. Published

      Measurement of Higgs boson production in the diphoton decay channel in pp collisions at center-of-mass energies of 7 and 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., 24 Dec 2014, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 90, 11, 112015.

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

    3. Published

      Measurement of distributions sensitive to the underlying event in inclusive Z-boson production in pp collisions at √s=7 TeV with the ATLAS detecto

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., Aben, 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., Løvschall-Jensen, A. E., Alonso Diaz, A., Monk, J. W., Pedersen, L. E. & 2 others, Wiglesworth, Graig & Galster, G. A. G. K., 10 Dec 2014, In: European Physical Journal C. 74, 3195.

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

    4. 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

    5. 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

    6. Published

      Measurement of long-range pseudorapidity correlations and azimuthal harmonics in √sNN=5.02 TeV proton-lead collisions 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., Wiglesworth, G., Pedersen, L. E. & 1 others, Galster, G. A. G. K., 9 Oct 2014, In: Physical Review C (Nuclear Physics). 90, 044906.

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

    7. 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, P. H., 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

    8. 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, P. H., 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

    9. Published

      Muon reconstruction efficiency and momentum resolution of the ATLAS experiment in proton–proton collisions at √s=7 TeV in 2010

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdelalim, A. A., 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., Galster, G. A. G. K., Jørgensen, M. D., Pingel, A. M. & 5 others, Løvschall-Jensen, A. E., Alonso Diaz, A., Monk, J. W., Pedersen, L. E. & Wiglesworth, Graig, 16 Sep 2014, In: The European Physical Journal C: Particles and Fields. 74, 3034.

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

    10. 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

    11. Published

      Search for long-lived neutral particles decaying into lepton jets in proton--proton collisions at s√ = 8 TeV with the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Dam, Mogens, Hansen, Jørn Dines, Hansen, Jørgen Beck, Hansen, P. H., Xella, Stefania, Petersen, Troels Christian, Mehlhase, S., Monk, J. W., Thomsen, L. A., Jørgensen, M. D., Pingel, A. M., Løvschall-Jensen, A. E., Alonso Diaz, A., Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 2 Sep 2014, In: Journal of High Energy Physics (Online). 2014, 30 p., 088.

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

    12. Published

      A measurement of the ratio of the production cross sections for W and Z bosons in association with jets 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., 27 Aug 2014, In: The European Physical Journal C: Particles and Fields. 74, 3168.

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

    13. Published

      Measurement of the total cross section from elastic scattering in pp collisions at √s=7 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: Nuclear Physics B. 889, p. 486-548

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

    14. 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

    15. Published

      Measurement of flow harmonics with multi-particle cumulants in Pb+Pb collisions at √sNN =2.76 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., 19 Aug 2014, In: The European Physical Journal C: Particles and Fields. 74, 3157.

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

    16. Published

      Fiducial and differential cross sections of Higgs boson production measured in the four-lepton decay channel 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., 14 Aug 2014, In: Physics Letters B. 738, p. 234-253

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

    17. 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

    18. 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

    19. Published

      Search for Scalar Diphoton Resonances in the Mass Range 65−600 GeV with the ATLAS Detector in pp Collision Data at √s = 8 TeV

      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., 24 Jul 2014, In: Physical Review Letters. 113, 171801.

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

    20. Published

      Measurements of jet vetoes and azimuthal decorrelations in dijet events produced in pp collisions at √s = 7 TeV using the ATLAS detector

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Dam, Mogens, Hansen, Jørn Dines, Hansen, Jørgen Beck, Xella, Stefania, Hansen, P. H., Petersen, Troels Christian, 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, Graig & Galster, G. A. G. K., 22 Jul 2014, In: European Physical Journal C. 74, 27 p., 3117.

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

    21. Published

      Measurement of the production cross-section of ψ(2S)→J/ψ(→μ+μ−)π+π− in pp collisions at √s = 7 TeV at ATLAS

      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., 21 Jul 2014, In: Journal of High Energy Physics (Online). 2014, 79, 1409.

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

    22. Published

      Electron and photon energy calibration with the ATLAS detector using LHC Run 1 data

      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., 18 Jul 2014, In: The European Physical Journal C: Particles and Fields. 74, 3071.

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

    23. Published

      Measurements of fiducial and differential cross sections for Higgs boson production in the diphoton decay channel at √s=8 TeV with ATLAS

      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., Alonso Diaz, A., Monk, J. W. & 3 others, Pedersen, L. E., Wiglesworth, Graig & Galster, G. A. G. K., 16 Jul 2014, In: Journal of High Energy Physics (Online). 2014, 112, 1409.

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

    24. Published

      Measurements of spin correlation in top-antitop quark events from proton-proton collisions at √s=7 TeV 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., 16 Jul 2014, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 90, 112016.

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

    25. Published

      Measurement of the muon reconstruction performance of the ATLAS detector using 2011 and 2012 LHC proton-proton collision data

      Aad, G., Abbott, B., Abdallah, J., Abdel Khalek, S., Abdinov, O., Aben, R., Abi, B., Dam, M., Hansen, J. B., Hansen, J. D., 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. & 2 others, Pedersen, L. E. & Wiglesworth, Graig, 15 Jul 2014, In: European Physical Journal C. 74, 34 p., 3130.

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

    26. Published

      Measurement of differential production cross-sections for a Z boson in association with b-jets in 7 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. B., Hansen, J. D., 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, 14 Jul 2014, In: Journal of High Energy Physics (Online). 2014, 141, 1410.

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

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