Stefania Xella
Associate Professor, Guest Researcher
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Search for charged Higgs bosons through the violation of lepton universality in t(t)over-bar events using pp collision data at root s=7 TeV with the ATLAS experiment
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, Jørgensen, M. D., Heisterkamp, S. J. F., Boelaert, N. M. P., Klinkby, E. B., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 1 Mar 2013, In: Journal of High Energy Physics (Online). 2013, 3, 076.Research output: Contribution to journal › Journal article › Research › peer-review
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Measurement of the Lambda(0)(b) lifetime and mass in the ATLAS experiment
Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Boelaert, N. M. P., Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 4 Feb 2013, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 87, 2, 032002.Research output: Contribution to journal › Journal article › Research › peer-review
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Search for new phenomena in final states with large jet multiplicities and missing transverse momentum at root s=8 TeV proton-proton collisions using the ATLAS experiment
Aad, G., Abajyan, T., Abbott, B., Dam, Mogens, Hansen, Peter Henrik, Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, John Renner, Boelaert, N. M. P., Jørgensen, M. D., Heisterkamp, S. J. F., Klinkby, E. B., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 21 Oct 2013, In: Journal of High Energy Physics (Online). 2013, 10, 130.Research output: Contribution to journal › Journal article › Research › peer-review
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Measurement of jet shapes in top-quark pair events at root s=7 TeV using the ATLAS detector
Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Boelaert, N. M. P., Hansen, Jørn Dines, Hansen, John Renner, Jørgensen, M. D., Heisterkamp, S. J. F., Klinkby, E. B., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 11 Dec 2013, In: The European Physical Journal C: Particles and Fields. 73, 12Research output: Contribution to journal › Journal article › Research › peer-review
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Search for WH production with a light Higgs boson decaying to prompt electron-jets in proton-proton 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., Mehlhase, S., Løvschall-Jensen, A. E., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 8 Apr 2013, In: New Journal of Physics. 15, 043009.Research output: Contribution to journal › Journal article › Research › peer-review
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An upgraded ATLAS Central Trigger for post-2014 LHC luminosities
Anders, G., Berge, D., Bertelsen, Henrik, Childers, T., Dam, Mogens, Dobson, E., Ellis, N., Farthouat, P., Gabaldon, C., Gorini, B., Haas, S., Kaneda, M., Maettig, S., Messina, A., Ohm, C., Pauly, T., Poettgen, R., Spiwoks, R., Wengler, T. & Xella, Stefania, 1 Feb 2013, In: Journal of Instrumentation. 8, C02031.Research output: Contribution to journal › Journal article › Research › peer-review
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Search for resonant diboson production in the WW/WZ -> lvjj decay channels with the ATLAS detector at root s=7 TeV
Aad, G., Abjyan, 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, 17 Jun 2013, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 87, 11, 112006.Research output: Contribution to journal › Journal article › Research › peer-review
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Search for direct production of charginos and neutralinos in events with three leptons and missing transverse momentum in root s=7 TeV pp collisions 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, Boelaert, N. M. P., Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 8 Jan 2013, In: Physics Letters B. 718, 3, p. 841-859Research output: Contribution to journal › Journal article › Research › peer-review
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Search for long-lived stopped R-hadrons decaying out of time with pp collisions using the ATLAS detecto
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, 3 Dec 2013, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 88, 11, p. 88 11 p., 112003.Research output: Contribution to journal › Journal article › Research › peer-review
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Measurement of Top Quark Polarization in Top-Antitop Events from Proton- Proton Collisions at root s=7 TeV Using 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, 4 Dec 2013, In: Physical Review Letters. 111, 23, 232002.Research output: Contribution to journal › Journal article › Research › peer-review
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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. 120-144Research output: Contribution to journal › Journal article › Research › peer-review
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Improved luminosity determination in pp collisions at root s=7 TeV using the ATLAS detector at the LHC
Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S. A., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, 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 Aug 2013, In: The European Physical Journal C: Particles and Fields. 73, 8, 2518.Research output: Contribution to journal › Journal article › Research › peer-review
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Single hadron response measurement and calorimeter jet energy scale uncertainty with the ATLAS detector at the LHC
Aad, G., Abbott, B., Abdallah, J., Abdelalim, A. A., Abdesselam, A., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Løvschall-Jensen, A. E., Boelaert, N. M. P., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 1 Mar 2013, In: European Physical Journal C. 73, 3, 2305.Research output: Contribution to journal › Journal article › Research › peer-review
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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. 1284-1302Research output: Contribution to journal › Journal article › Research › peer-review
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Measurement of W+W- production in pp collisions at root s=7 TeV with the ATLAS detector and limits on anomalous WWZ and WW gamma couplings
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., Nilsson, B. S., Mehlhase, S., Petersen, Troels Christian & Xella, Stefania, 3 Jun 2013, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 87, 11, UNSP 112001.Research output: Contribution to journal › Journal article › Research › peer-review
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Search for resonances decaying into top-quark pairs using fully hadronic decays in pp collisions with ATLAS at root s=7 TeV
Aad, G., Abajyan, T., Abbott, B., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Boelaert, N. M. P., Løvschall-Jensen, A. E., Klinkby, E. B., Mehlhase, S., Jørgensen, M. D., Heisterkamp, S. J. F., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 1 Jan 2013, In: Journal of High Energy Physics (Online). 2013, 1, 116.Research output: Contribution to journal › Journal article › Research › peer-review
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Search for microscopic black holes in a like-sign dimuon final state using large track multiplicity with the ATLAS detector
Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Klinkby, E. B., Heisterkamp, S. J. F., Boelaert, N. M. P., Jørgensen, M. D., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 1 Oct 2013, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 88, 7, 072001.Research output: Contribution to journal › Journal article › Research › peer-review
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Measurement of hard double-parton interactions in W(-> lv) plus 2-jet events 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, 25 Mar 2013, In: New Journal of Physics. 15, 033038.Research output: Contribution to journal › Journal article › Research › peer-review
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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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Measurement of k(T) splitting scales in W -> l nu events 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, Boelaert, N. M. P., Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Løvschall-Jensen, A. E., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 1 May 2013, In: European Physical Journal C. 73, 5, 2432.Research output: Contribution to journal › Journal article › Research › peer-review
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Search for Dark Matter Candidates and Large Extra Dimensions in Events with a Photon and Missing Transverse Momentum in pp Collision Data 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, 3 Jan 2013, In: Physical Review Letters. 110, 1, 011802.Research output: Contribution to journal › Journal article › Research › peer-review
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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. 242-260Research output: Contribution to journal › Journal article › Research › peer-review
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Search for displaced muonic lepton jets from light Higgs boson decay in proton-proton 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., Mehlhase, S., Løvschall-Jensen, A. E., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 10 Apr 2013, In: Physics Letters B. 721, 1-3, p. 32-50Research output: Contribution to journal › Journal article › Research › peer-review
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Search for new phenomena in the WW -> vertical bar v vertical bar ' v ' final state 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, 8 Jan 2013, In: Physics Letters B. 718, 3, p. 860-876Research output: Contribution to journal › Journal article › Research › peer-review
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Measurements of Higgs boson production and couplings in diboson final states with the ATLAS detector at the LHC
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, 2 Oct 2013, In: Physics Letters B. 726, 1-3, p. 88-119Research output: Contribution to journal › Journal article › Research › peer-review
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Performance of jet substructure techniques for large-R jets in proton-proton collisions at root s=7 TeV using the ATLAS detector
Aad, G., Abajyan, T., Abbott, B., Abdallah, J., Khalek, S. A., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, 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, 13 Sep 2013, In: Journal of High Energy Physics (Online). 2013, 9, 076.Research output: Contribution to journal › Journal article › Research › peer-review
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Search for nonpointing photons in the diphoton and E-T(miss) final state in root s=7 TeV proton-proton collisions using 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, 1 Jul 2013, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 88, 1, 012001.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 7582
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The ATLAS Data Acquisition and High Level Trigger system
Research output: Contribution to journal › Journal article › Research › peer-review
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863
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Measurement of the W-+/- Z boson pair-production cross section in pp collisions at root s=13 TeV with the ATLAS detector
Research output: Contribution to journal › Journal article › Research › peer-review
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Electron reconstruction and identification efficiency measurements with the ATLAS detector using the 2011 LHC proton-proton collision data
Research output: Contribution to journal › Journal article › Research › peer-review
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