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Browsing by Author "AbouZeid, O S"

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A search for an excited muon decaying to a muon and two jets in pp collisions at $sqrt{s};=;8;{rm{TeV}}$ with the ATLAS detector A search for an excited muon decaying to a muon and two jets in pp collisions at √s = 8 TeV with the ATLAS detector

Author: Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Abeloos, B ; Aben, R ; Abolins, M ; AbouZeid, O S ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S ; Alconada Verzini, M J Date: 2016 A new search signature for excited leptons is explored. Excited muons are sought in the channel pp → µµ∗ → µµ jet jet, assuming both the production and decay occur via a contact interaction. The analysis is based on 20.3 fb−1 of pp collision ... Read more
Charged-particle distributions in √s=13 TeV pp interactions measured with the ATLAS detector at the LHC

Author: Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Abeloos, B ; Aben, R ; Abolins, M ; AbouZeid, O S ; Abraham, N L ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S Date: 2016 Charged-particle distributions are measured in proton–proton collisions at a centre-of-mass energy of 13 TeV, using a data sample of nearly 9 million events, corresponding to an integrated luminosity of 170 μb−1, recorded by the ATLAS detector ... Read more
Combination of searches for WW , WZ, and ZZ resonances in pp collisions at √s = 8 TeV with the ATLAS detector

Author: Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Aben, R ; Abolins, M ; AbouZeid, O S ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S ; Alconada Verzini, M J ; Aleksa, M Date: 2016 In this study, the ATLAS experiment at the CERN Large Hadron Collider has performed searches for new, heavy bosons decaying to WW, WZ, and ZZ final states in multiple decay channels using 20.3 fb -12 of pp collision data at √s=8 TeV. In the ... Read more
Constraints on non-Standard Model Higgs boson interactions in an effective Lagrangian using differential cross sections measured in the H → γ γ decay channel at √s = 8 TeV with the ATLAS detector

Author: Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Aben, R ; Abolins, M ; AbouZeid, O S ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S ; Alconada Verzini, M J ; Aleksa, M Date: 2016 2865 Read more
Evidence for single top-quark production in the s-channel in proton–proton collisions at √s=8TeVwith the ATLAS detector using the Matrix Element Method

Author: Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Aben, R ; Abolins, M ; AbouZeid, O S ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S ; Alconada Verzini, M J ; Aleksa, M Date: 2016 This Letter presents evidence for single top-quark production in the s-channel using proton– proton collisions at a centre-of-mass energy of 8 TeV with the ATLAS detector at the CERN Large Hadron Collider. The analysis is performed on events ... Read more
High-ET isolated-photon plus jets production in pp collisions at √s = 8 TeV with the ATLAS detector

Author: Aaboud, M ; Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Abeloos, B ; AbouZeid, O S ; Abraham, N L ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adachi, S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S ; Alconada Verzini, M J Date: 2017 Available online at www.sciencedirect.com ScienceDirect Nuclear Physics B 918 (2017) 257–316 www.elsevier.com/locate/nuclphysb High-E T isolated-photon plus jets production in pp collisions at s = 8 TeV with the ATLAS detector .The ATLAS ... Read more
Measurement of D ⁎± , D ± and D s ± meson production cross sections in pp collisions at s = 7 TeV with the ATLAS detector

Author: Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Aben, R ; Abolins, M ; AbouZeid, O S ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimoto, G ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S ; Alconada Verzini, M J ; Aleksa, M Date: 2016 The production of D∗±, D± and D± s charmed mesons has been measured with the ATLAS detector in pp collisions at √s = 7 TeV at the LHC, using data corresponding to an integrated luminosity of 280 nb−1. The charmed mesons have been reconstructed ... Read more
Measurement of W + W − production in association with one jet in proton–proton collisions at s = 8 TeV with the ATLAS detector

Author: Aaboud, M ; Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Abeloos, B ; Aben, R ; AbouZeid, O S ; Abraham, N L ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adachi, S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S Date: 2016 The production of W boson pairs in association with one jet in pp collisions at View the MathML source is studied using data corresponding to an integrated luminosity of 20.3 fb−1 collected by the ATLAS detector during 2012 at the CERN Large ... Read more
Measurement of charged-particle distributions sensitive to the underlying event in root s=13 TeV proton-proton collisions with the ATLAS detector at the LHC

Author: Aaboud, M ; Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Abeloos, B ; Abidi, S H ; AbouZeid, O S ; Abraham, N L ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adachi, S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adersberger, M ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agheorghiesei, C ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akatsuka, S ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L Date: 2017 We present charged-particle distributions sensitive to the underlying event, measured by the ATLAS detector in proton-proton collisions at a centre-of-mass energy of 13 TeV, in low-luminosity Large ... Read more
Measurement of colour flow with the jet pull angle in tt¯ events using the ATLAS detector at √s = 8 TeV

Author: Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Aben, R ; Abolins, M ; AbouZeid, O S ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S ; Alconada Verzini, M J ; Aleksa, M Date: 2015 The distribution and orientation of energy inside jets is predicted to be an experimental handle on colour connections between the hard--scatter quarks and gluons initiating the jets. This Letter presents a measurement of the distribution of ... Read more
Measurement of jet activity in top quark events using the eµ final state with two b-tagged jets in pp collisions at √s = 8 TeV with the ATLAS detector

Author: Aaboud, M ; Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Abeloos, B ; Aben, R ; AbouZeid, O S ; Abraham, N L ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S Date: 2016 Measurements of the jet activity in tt¯ events produced in proton-proton collisions at √ s = 8 TeV are presented, using 20.3 fb−1 of data collected by the ATLAS experiment at the Large Hadron Collider. The events were selected in the dilepton ... Read more
Measurement of long-range pseudorapidity correlations and azimuthal harmonics in √sNN=5.02 TeV proton-lead collisions with the ATLAS detector

Author: Aad, G ; Abbott, B ; Abdallah, J ; Abdel Khalek, S ; Abdinov, O ; Aben, R ; Abi, B ; Abolins, M ; AbouZeid, O S ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Agatonovic-Jovin, T ; Aguilar-Saavedra, J A ; Agustoni, M ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimoto, G ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S Date: 2014 Measurements of two-particle correlation functions and the first five azimuthal harmonics, v 1 to v 5, are presented, using 28 nb − 1 of p+Pb collisions at a nucleon-nucleon center-of-mass energy of √ sNN = 5 .02 TeV measured with the ATLAS ... Read more
Measurement of the W ± Z boson pair-production cross section in pp collisions at s = 13 TeV with the ATLAS detector

Author: Aaboud, M ; Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Abeloos, B ; Aben, R ; AbouZeid, O S ; Abraham, N L ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S Date: 2016 Here, the production of W ±Z events in proton–proton collisions at a centre-of-mass energy of 13 TeV13 TeV is measured with the ATLAS detector at the LHC. The collected data correspond to an integrated luminosity of 3.2 fb –1. The W ±Z ... Read more
Measurement of the charge asymmetry in highly boosted top-quark pair production in √s = 8 TeV pp collision data collected by the ATLAS experiment

Author: Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Abeloos, B ; Aben, R ; Abolins, M ; AbouZeid, O S ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S ; Alconada Verzini, M J Date: 2016 In the pp → tt¯ process the angular distributions of top and anti-top quarks are expected to present a subtle difference, which could be enhanced by processes not included in the Standard Model. This Letter presents a measurement of the charge ... Read more
Measurement of the cross section for inclusive isolated-photon production in pp collisions at s√=13 TeV using the ATLAS detector

Author: Aaboud, M ; Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Abeloos, B ; Abidi, S H ; AbouZeid, O S ; Abraham, N L ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adachi, S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adersberger, M ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agheorghiesei, C ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akatsuka, S ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L Date: 2017 Here, inclusive isolated-photon production in pp collisions at a centre-of-mass energy of 13TeV is studied with the ATLAS detector at the LHC using a data set with an integrated luminosity of 3.2fb -1. The cross section is measured as a ... Read more
Measurement of the cross-section of high transverse momentum vector bosons reconstructed as single jets and studies of jet substructure in pp collisions at $sqrt{s}$ = 7 TeV with the ATLAS detector

Author: Aad, G ; Abajyan, T ; Abbott, B ; Abdallah, J ; Khalek, S Abdel ; Abdinov, O ; Aben, R ; Abi, B ; Abolins, M ; AbouZeid, O S ; Abramowicz, H ; Abreu, H ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Addy, T N ; Adelman, J ; Adomeit, S ; Adye, T ; Agatonovic-Jovin, T ; Aguilar-Saavedra, J A ; Agustoni, M ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Åkesson, T P A ; Akimoto, G ; Akimov, A V ; Albert, J ; Albrand, S ; Alconada Verzini, M J Date: 2014 This article presents a measurement of the cross-section for high transverse momentum W and Z bosons produced in pp collisions and decaying to all-hadronic final states. The data used in the analysis were recorded by the ATLAS detector at the ... Read more
Measurement of the dependence of transverse energy production at large pseudorapidity on the hard-scattering kinematics of proton–proton collisions at √s = 2.76 TeV with ATLAS

Author: Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Aben, R ; Abolins, M ; AbouZeid, O S ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S ; Alconada Verzini, M J ; Aleksa, M Date: 2016 The relationship between jet production in the central region and the underlying-event activity in a pseudorapidity-separated region is studied in 4.0 pb -1 of √s = 2.76 TeV pp collision data recorded with the ATLAS detector at the LHC. The ... Read more
Measurement of the top quark mass in the t t ¯ → dilepton channel from s = 8 TeV ATLAS data

Author: Aaboud, M ; Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Abeloos, B ; Aben, R ; AbouZeid, O S ; Abraham, N L ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S Date: 2016 A search has been made for supersymmetry in a final state containing two photons and missing transverse momentum using the ATLAS detector at the Large Hadron Collider. The search makes use of 3.2 f ... Read more
Measurement of the total cross section from elastic scattering in pp collisions at s = 8 TeV with the ATLAS detector

Author: Aaboud, M ; Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Abeloos, B ; Aben, R ; AbouZeid, O S ; Abraham, N L ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adachi, S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J Date: 2016 A measurement of the total $pp$ cross section at the LHC at $sqrt{s}=8$ TeV is presented. An integrated luminosity of $500$ $mu$b${-1}$ was accumulated in a special run with high-$beta{star}$ beam optics to measure the differential elastic ... Read more
Measurement of transverse energy–energy correlations in multi-jet events in pp collisions at √s = 7 TeV using the ATLAS detector and determination of the strong coupling constant αs(mZ )

Author: Aad, G ; Abbott, B ; Abdallah, J ; Abdinov, O ; Aben, R ; Abolins, M ; AbouZeid, O S ; Abramowicz, H ; Abreu, H ; Abreu, R ; Abulaiti, Y ; Acharya, B S ; Adamczyk, L ; Adams, D L ; Adelman, J ; Adomeit, S ; Adye, T ; Affolder, A A ; Agatonovic-Jovin, T ; Agricola, J ; Aguilar-Saavedra, J A ; Ahlen, S P ; Ahmadov, F ; Aielli, G ; Akerstedt, H ; Åkesson, T P A ; Akimov, A V ; Alberghi, G L ; Albert, J ; Albrand, S ; Alconada Verzini, M J ; Aleksa, M Date: 2015 High transverse momentum jets produced in pp collisions at a centre of mass energy of 7 TeV are used to measure the transverse energy–energy correlation function and its associated azimuthal asymmetry. The data were recorded with the ATLAS ... Read more

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