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[PDF] Top 20 Performance of $b$-Jet Identification in the ATLAS Experiment

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Performance of $b$-Jet Identification in the ATLAS Experiment

Performance of $b$-Jet Identification in the ATLAS Experiment

... A. Di Girolamo 30 , B. Di Girolamo 30 , A. Di Mattia 152 , B. Di Micco 134a,134b , R. Di Nardo 47 , A. Di Simone 48 , R. Di Sipio 158 , D. Di Valentino 29 , C. Diaconu 85 , M. Diamond 158 , F.A. Dias 46 , ... See full document

128

Operation and performance of the ATLAS semiconductor tracker

Operation and performance of the ATLAS semiconductor tracker

... rate of 100 kHz without imposing dead-time. If the trigger rate and/or occupancy is significantly increased beyond these limits, the first two limiting bottlenecks within the SCT DAQ are ... See full document

80

Jet and photon measurements from ATLAS

Jet and photon measurements from ATLAS

... within the LHC experiment. The main goals of ATLAS are searches of the Higgs boson, study of the properties of the top quark and search for new ... See full document

5

Identification and energy calibration of hadronically decaying tau leptons with the ATLAS experiment in $pp$ collisions at $\sqrt{s}$=8 TeV

Identification and energy calibration of hadronically decaying tau leptons with the ATLAS experiment in $pp$ collisions at $\sqrt{s}$=8 TeV

... H.Y. Song 33b , N. Soni 1 , A. Sood 15 , A. Sopczak 128 , B. Sopko 128 , V. Sopko 128 , V. Sorin 12 , M. Sosebee 8 , R. Soualah 165a,165c , P. Soueid 95 , A.M. Soukharev 109,c , D. South 42 , S. Spagnolo 73a,73b , ... See full document

36

Performance of jet substructure techniques for large-$R$ jets in proton-proton collisions at $\sqrt{s}$ = 7 TeV using the ATLAS detector

Performance of jet substructure techniques for large-$R$ jets in proton-proton collisions at $\sqrt{s}$ = 7 TeV using the ATLAS detector

... lower in mass after grooming as was demonstrated in figure 20 , while the constituents of signal jets have higher p T and survive the grooming procedure, thus improving discrimination ... See full document

93

Reconstruction of hadronic decay products of tau leptons with the ATLAS experiment

Reconstruction of hadronic decay products of tau leptons with the ATLAS experiment

... Flow”) of reconstructing the individual charged and neutral hadrons in tau decays with the ATLAS ...tracks in the tracking ...deposits in the calorimeter. ... See full document

42

Search for vector-like quarks with the ATLAS experiment

Search for vector-like quarks with the ATLAS experiment

... hits in different silicon detector layers within the EM Calorimeter region of ...within the hy- pothesis of it being an electron or a pion, and matched to the EM cluster ... See full document

108

Measurement of colour flow using jet-pull observables in $t\bar{t}$ events with the ATLAS experiment at $\sqrt{s} = 13\,\hbox {TeV}$

Measurement of colour flow using jet-pull observables in $t\bar{t}$ events with the ATLAS experiment at $\sqrt{s} = 13\,\hbox {TeV}$

... using the anti-k t algorithm [ 60 ] with radius parameter R = ...by the FastJet [ 61 ] package. The inputs to the jet algorithm consist of three-dimensional, massless, ... See full document

45

Operation and performance of the ATLAS Tile Calorimeter in Run 1

Operation and performance of the ATLAS Tile Calorimeter in Run 1

... PMT. The system is used to calibrate the time of all channels in one super-drawer such that the laser signal is sampled ...to the physical location of the ... See full document

70

Study of jet trigger signature in p+Pb collisions with the ATLAS detector

Study of jet trigger signature in p+Pb collisions with the ATLAS detector

... presents the ∆R distribution between the offline jets and EF jets us- ing the orthogonal L2 mbMBTS trigger as seed for the EF j20 a4hi EFFS L2mbMBTS, EF j40 a4hi EFFS L2mbMBTS and the ... See full document

105

Determination of the top-quark pole mass using $ t\overline{t} $ + 1-jet events collected with the ATLAS experiment in 7 TeV pp collisions

Determination of the top-quark pole mass using $ t\overline{t} $ + 1-jet events collected with the ATLAS experiment in 7 TeV pp collisions

... The ATLAS experiment [ 15 ] is a multipurpose detector with a forward-backward symmetric cylindrical ...geometry. The inner tracking detector (ID) consists of a silicon pixel detector, ... See full document

40

Precision measurements of the Top quark with the ATLAS experiment

Precision measurements of the Top quark with the ATLAS experiment

... to the major hadronic backgrounds. The t-channel of single top quark production is characterized by events with exactly one isolated lepton (e or µ), missing transverse energy and two or three jets, ... See full document

10

Search for B-L R -parity-violating top squarks in $\sqrt s$ =13  TeV pp collisions with the ATLAS experiment

Search for B-L R -parity-violating top squarks in $\sqrt s$ =13  TeV pp collisions with the ATLAS experiment

... for the very successful operation of the LHC, as well as the support staff from our institutions without whom ATLAS could not be operated ...acknowledge the support of ... See full document

28

Performance of the ATLAS Transition Radiation Tracker in Run 1 of the LHC: tracker properties

Performance of the ATLAS Transition Radiation Tracker in Run 1 of the LHC: tracker properties

... M.P. Giordani 167a,167c , F.M. Giorgi 22a , P.F. Giraud 138 , P. Giromini 59 , D. Giugni 94a , F. Giuli 122 , C. Giuliani 103 , M. Giulini 60b , B.K. Gjelsten 121 , S. Gkaitatzis 156 , I. Gkialas 9 , E.L. Gkougkousis 139 ... See full document

45

Measurement of the $ t\overline{t} $ production cross-section as a function of jet multiplicity and jet transverse momentum in 7 TeV proton-proton collisions with the ATLAS detector

Measurement of the $ t\overline{t} $ production cross-section as a function of jet multiplicity and jet transverse momentum in 7 TeV proton-proton collisions with the ATLAS detector

... where the sum was calculated over top, heavy quarks and light quarks with mass m and transverse momentum p T ...for the multiple-parton interaction model using the AUET1 tune [ 36 ...]. The ... See full document

75

Performance of the ATLAS Track Reconstruction Algorithms in Dense Environments in LHC Run 2

Performance of the ATLAS Track Reconstruction Algorithms in Dense Environments in LHC Run 2

... D. Sampsonidou 156 , J. Sánchez 170 , V. Sanchez Martinez 170 , A. Sanchez Pineda 167a,167c , H. Sandaker 121 , R.L. Sandbach 79 , C.O. Sander 45 , M. Sandhoff 178 , C. Sandoval 21 , D.P.C. Sankey 133 , M. Sannino ... See full document

44

Search for new phenomena in a lepton plus high jet multiplicity final state with the ATLAS experiment using $ \sqrt{s}=13 $ TeV proton-proton collision data

Search for new phenomena in a lepton plus high jet multiplicity final state with the ATLAS experiment using $ \sqrt{s}=13 $ TeV proton-proton collision data

... to the fit, and fixing the signal-strength parameter to ...illustrate the separation between the signal and the background achieved, as well as the level of signal-event ... See full document

51

Measurement Of The Heavy-Ion Collision Event Characteristics With The Atlas Experiment At The Lhc

Measurement Of The Heavy-Ion Collision Event Characteristics With The Atlas Experiment At The Lhc

... done, the methods of elliptic flow measurements are imple- mented as shown in Figure ...5b. The first analysis step is the calculation of corrections for non-uniform detector ... See full document

16

Reconstruction of primary vertices at the ATLAS experiment in Run 1 proton–proton collisions at the LHC

Reconstruction of primary vertices at the ATLAS experiment in Run 1 proton–proton collisions at the LHC

... D. Bullock 8 , H. Burckhart 32 , S. Burdin 76 , C.D. Burgard 50 , B. Burghgrave 109 , K. Burka 41 , S. Burke 132 , I. Burmeister 45 , J.T.P. Burr 121 , E. Busato 36 , D. Büscher 50 , V. Büscher 85 , P. Bussey 55 , ... See full document

52

Measurements of b-jet tagging efficiency with the ATLAS detector using $ t\overline{t} $ events at $ \sqrt{s}=13 $ TeV

Measurements of b-jet tagging efficiency with the ATLAS detector using $ t\overline{t} $ events at $ \sqrt{s}=13 $ TeV

... The ATLAS detector [ 1 ] at the LHC covers nearly the entire solid angle around the collision ...point. The detector comprises an inner tracking detector surrounded by a ... See full document

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