[PDF] Top 20 Search for Higgs and Z Boson Decays to ϕγ with the ATLAS Detector.

... We thank CERN for the very successful operation of the LHC, as well as the support staff from our institutions without whom ATLAS could not be operated efficiently. We acknowledge the support of ANPCyT, Argentina; ... See full document

... We thank CERN for the very successful operation of the LHC, as well as the support staff from our institutions without whom ATLAS could not be operated efficiently. We acknowledge the support of ANPCyT, Argentina; ... See full document

... D. Delgove 117 , F. Deliot 136 , C.M. Delitzsch 51 , A. Dell’Acqua 32 , L. Dell’Asta 24 , M. Dell’Orso 124a,124b , M. Della Pietra 104a,k , D. della Volpe 51 , M. Delmastro 5 , P.A. Delsart 57 , D.A. DeMarco 158 , S. ... See full document

... invisible Higgs boson decays extend from low WIMP mass to half the Higgs boson mass, and are complementary to the results provided by direct detection experiments that have limited ... See full document

... published ATLAS search that used 2011 data only ...the search, the selected events are analyzed in several separate categories according to the number and kinematic properties of reconstructed ...The ... See full document

... At LHC, three channels are accessible to prove that the Higgs couples to fermions. Table 1 summarises the results. There is direct evidence for H → ττ decays. The other lepton channel, H → μμ, is not ... See full document

... this search some signal cross talk from other Higgs decay modes (H → ZZ → llll, H → ZZ → llqq and H → WW → lνlν) is ...different Higgs decay modes in the final selected MC signal samples in the H → ... See full document

... the Higgs boson with a mass of ...the Higgs boson has properties, including spin, CP, and coupling strengths, that are compatible with those expected for the Higgs boson of the ... See full document

... split into two bins with the transverse momentum of the leading jet, p j1 T , below and above 200 GeV (VBF-p j T -Low and VBF-p j T -High, respectively). The former bin is expected to be dominated by SM events, while the ... See full document

... / Z H processes, and + − 4% 9% for the t ¯ t H process [52,53]; the small dependence of these uncertainties on m H is taken into ac- .../ Z H processes ...exclusive Higgs boson production pro- ... See full document

... the detector material achieving an improved simulation, a simulation-based calibration and a measurement of the energy scale from Z boson ...and Z → l + l − γ samples (l = e, ... See full document

... A search for the SM Higgs boson in the mass range between 200 and 600 GeV has been performed in the H → ZZ → 2 l 2 ν (where l represents electrons or a muons) channel using ...the search is ... See full document

... the Higgs boson is to measure its couplings to bosons and fermions and test the prediction of the Stan- dard ...new boson, we observed a significant excess with respect to the backgroud in H → γγ, H ... See full document

... the search for the Standard Model (SM) Higgs boson at the CERN Large Hadron Collider (LHC) was reported in July 2012 by the ATLAS and CMS ... See full document

... The Higgs then decays quickly, and experiments are tasked with inferring its presence from its decay ...the Higgs couples directly to all massive particles in the SM ...The Higgs decay ... See full document

... for Z + γ , Z → and Z → γ interfere, only the total γ background from the sum of the two processes is considered, and denoted with Z γ in the ...in Z + jets events, to estimate the ... See full document

... ATLAS calorimetry systems are situated outside of the 2 T solenoid field surrounding the ID. There are two types of calorimeter in the ATLAS detector. The electromagnetic (EM) calorimeter measures ... See full document

... the Z → μμ ...→ Z γ → γ signal events at m H = 125 ...the Z → reconstruction and selection efficiency is 74% (67%) and 88% (88%) for = e and = μ , respectively, at √ s = 8 ( 7 ) ...→ Z γ → γ ... See full document

... C. Gatti 49 , A. Gaudiello 52a,52b , G. Gaudio 122a , B. Gaur 142 , L. Gauthier 96 , I. L. Gavrilenko 97 , C. Gay 168 , G. Gaycken 23 , E. N. Gazis 10 , Z. Gecse 168 , C. N. P. Gee 132 , Ch. Geich-Gimbel 23 , M. ... See full document

... are arranged in a grid covering the entire area of the detector, and a sliding-window algorithm is used to locate the jet candidates [81]. This scans over all possible 0.8 × 0.8 “windows”, and sums together the ... See full document