Stefania Xella
Associate Professor, Guest Researcher
- Published
Observation of a New ¿b State in Radiative Transitions to ¿(1S) and ¿(2S) at ATLAS
Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 9 Apr 2012, In: Physical Review Letters. 108, 15, p. 152001Research output: Contribution to journal › Journal article › Research › peer-review
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Measurement of ttbar production with a veto on additional central jet activity in pp collisions at sqrt(s) = 7 TeV using the ATLAS detector
Aad, G., Boelaert, N. M. P., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 20 Jun 2012, In: European Physical Journal C. 72, p. 2043Research output: Contribution to journal › Journal article › Research › peer-review
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Search for tb Resonances in Proton-Proton Collisions at vs=7¿¿TeV with the ATLAS Detector
Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Mehlhase, S., Heisterkamp, S. J. F., Boelaert, N. M. P., Jørgensen, M. D., Petersen, Troels Christian, Klinkby, E. B., Nilsson, B. S., Løvschall-Jensen, A. E. & Xella, Stefania, 21 Aug 2012, In: Physical Review Letters. 109, 8, p. 081801Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Search for lepton flavour violation in the e mu continuum with the ATLAS detector in sqrt(s) = 7 TeV pp collisions at the LHC
Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Boelaert, N. M. P., Mehlhase, S., Jørgensen, M. D., Petersen, Troels Christian, Nilsson, B. S., Klinkby, E. B., Løvschall-Jensen, A. E. & Xella, Stefania, 28 Jun 2012, In: European Physical Journal C. 72, 6, p. 2040Research output: Contribution to journal › Journal article › Research › peer-review
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Search for first generation scalar leptoquarks in pp collisions at sqrt(s) = 7 TeV with the ATLAS detecto
Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, Jørgen Beck, Hansen, Jørn Dines, Hansen, Peter Henrik, Hansen, John Renner, Heisterkamp, S. J. F., Klinkby, E. B., Jørgensen, M. D., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Xella, Stefania, Lundqvist, J. M. & Løvschall-Jensen, A. E., 23 Mar 2012, In: Physics Letters B. 711, 5, p. 442-455 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
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A Particle Consistent with the Higgs Boson Observed with the ATLAS Detector at the Large Hadron Collider
Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Løvschall-Jensen, A. E., Jørgensen, M. D., Boelaert, N. M. P., Heisterkamp, S. J. F., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 21 Dec 2012, In: Science. 338, 6114, p. 1576-1582Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A measurement of the ratio of the W and Z cross sections with exactly one associated jet in pp collisions at sqrt(s) = 7 TeV with ATLAS
Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 28 Feb 2012, In: Physics Letters B. 708, 3-5, p. 221-240 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Measurement of the centrality dependence of the charged particle pseudorapidity distribution in lead-lead collisions at sqrt(s_NN) = 2.76 TeV with the ATLAS detector
Aad, G., 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., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 12 Apr 2012, In: Physics Letters B. 710, 3, p. 363-382 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Measurement of the cross section for the production of a W boson in association with b-jets in pp collisions at sqrt(s) = 7 TeV with the ATLAS detector
Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Boelaert, N. M. P., Petersen, Troels Christian & Xella, Stefania, 7 Feb 2012, In: Physics Letters B. 707, 5, p. 418-437 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Search for the Standard Model Higgs boson in the H¿WW(¿)¿l¿l¿ decay mode with 4.7 fb-1 of ATLAS data at
Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, John Renner, Hansen, Peter Henrik, Hansen, Jørn Dines, Heisterkamp, S. J. F., Klinkby, E. B., Jørgensen, M. D., Nilsson, B. S., Mehlhase, S., Petersen, Troels Christian, Boelaert, N. M. P., Løvschall-Jensen, A. E. & Xella, Stefania, 17 Sep 2012, In: Physics Letters B. 716, 1, p. 62-81Research output: Contribution to journal › Journal article › Research › peer-review
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Search for the Standard Model Higgs boson in the H -> tau(+)tau(-) decay mode in root s=7 TeV pp collisions with ATLAS
Aad, G., Dam, Mogens, Hansen, Jørn Dines, Hansen, Jørgen Beck, Hansen, John Renner, Hansen, Peter Henrik, Heisterkamp, S. J. F., Boelaert, N. M. P., Klinkby, E. B., Jørgensen, M. D., Petersen, Troels Christian, Nilsson, B. S., Xella, Stefania, Løvschall-Jensen, A. E. & Mehlhase, S., 1 Sep 2012, In: Journal of High Energy Physics (Online). 2012, 9, p. 070Research output: Contribution to journal › Journal article › Research › peer-review
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Search for supersymmetry in pp collisions at sqrt(s) = 7 TeV in final states with missing transverse momentum and b-jets with the ATLAS detector
Aad, G., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Jørgensen, M. D., Mehlhase, S., Boelaert, N. M. P., Klinkby, E. B., Nilsson, B. S., Petersen, Troels Christian, Xella, Stefania & Løvschall-Jensen, A. E., 25 Jun 2012, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 85, 11, p. 112006 29 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Determination of the Strange-Quark Density of the Proton from ATLAS Measurements of the W¿l¿ and Z¿ll Cross Sections
Aad, G., Boelaert, N. M. P., Dam, Mogens, Hansen, John Renner, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Mehlhase, S., Klinkby, E. B., Petersen, Troels Christian, Nilsson, B. S., Løvschall-Jensen, A. E. & Xella, Stefania, 5 Jul 2012, In: Physical Review Letters. 109, 1, p. 012201 17 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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. 032004Research output: Contribution to journal › Journal article › Research › peer-review
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Search for second generation scalar leptoquarks in pp collisions at sqrt(s) = 7 TeV with the ATLAS detector
Aad, G., Boelaert, N. M. P., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 14 Sep 2012, In: European Physical Journal C. 72, p. 2151Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Search for excited leptons in proton-proton collisions at vs=7¿¿TeV with the ATLAS detector
Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 27 Apr 2012, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 85, 7, p. 072003Research output: Contribution to journal › Journal article › Research › peer-review
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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. 1993Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Search for Pair Production of a Heavy Up-Type Quark Decaying to a W Boson and a b Quark in the lepton+jets Channel with the ATLAS Detector
Aad, G., Dam, Mogens, Boelaert, N. M. P., Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, Jørn Dines, Hansen, John Renner, Heisterkamp, S. J. F., Jørgensen, M. D., Klinkby, E. B., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian, Løvschall-Jensen, A. E. & Xella, Stefania, 26 Jun 2012, In: Physical Review Letters. 108, 26, p. 261802 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Search for Production of Resonant States in the Photon-Jet Mass Distribution Using pp Collisions at vs=7¿¿TeV Collected by the ATLAS Detector
Aad, G., 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., Mehlhase, S., Petersen, Troels Christian, Nilsson, B. S., Xella, Stefania & Løvschall-Jensen, A. E., 22 May 2012, In: Physical Review Letters. 108, 21, p. 211802 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Performance of the ATLAS Trigger System in 2010
Aad, G., Dam, Mogens, 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., Boelaert, N. M. P., Petersen, Troels Christian & Xella, Stefania, 3 Jan 2012, In: European Physical Journal C. 72, 1, p. 1849 49 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Search for Magnetic Monopoles in root s=7 TeV pp Collisions with the ATLAS Detector
Aad, G., 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., Nilsson, B. S., Petersen, Troels Christian, Xella, Stefania & Løvschall-Jensen, A. E., 27 Dec 2012, In: Physical Review Letters. 109, 26, p. 261803Research output: Contribution to journal › Journal article › Research › peer-review
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Measurement of the W W cross section in root s=7 TeV pp collisions with the ATLAS detector and limits on anomalous gauge couplings
Aad, G., Abbott, B., Dam, Mogens, Hansen, Jørgen Beck, Hansen, Peter Henrik, Hansen, John Renner, Hansen, Jørn Dines, Jørgensen, M. D., Heisterkamp, S. J. F., Klinkby, E. B., Løvschall-Jensen, A. E., Boelaert, N. M. P., Mehlhase, S., Nilsson, B. S., Petersen, Troels Christian & Xella, Stefania, 12 Jun 2012, In: Physics Letters B. 712, 4-5, p. 289-308Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Search for charged Higgs bosons decaying via H-+/- -> tau nu in t(t)over-bar events using pp collision data at root s=7 TeV with the ATLAS detector
Aad, G., Abbott, B., 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, 1 Jun 2012, In: Journal of High Energy Physics (Online). 2012, 6, p. 039Research output: Contribution to journal › Journal article › Research › peer-review
ID: 7582
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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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1112
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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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836
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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
Published