Now showing items 1-13 of 13

    • Combined measurement of the higgs boson mass in pp collisions at √s =7 and 8 TeV with the ATLAS and CMS experiments 

      Hohlmann, Marcus; Bhopatkar, Vallary; Kalakhety, H.; Mareskas-palcek, Darren; Roy, Tuhin S.; Yumiceva, Francisco X.; Aad, G.; Abbott, B.; Abdinov, O. B. (2015-05-14)
      A measurement of the Higgs boson mass is presented based on the combined data samples of the ATLAS and CMS experiments at the CERN LHC in the H→γγ and H→ZZ→4 decay channels. The results are obtained from a simultaneous fit ...
    • Comparison of the Z/γ ∗ + jets to γ + jets cross sections in pp collisions at √s = 8 TeV 

      Khachatryan, Vardan; Sirunyan, A.M.; Tumasyan, A.R.; Adam, Wolfgang; Bhopatkar, Vardan; Hohlmann, Marcus; Kalakhety, Himali; Mareskas-palcek, Darren; Roy, Tuhin S.; Yumiceva, Francisco (2015-10-20)
      A comparison of the differential cross sections for the processes Z/γ * + jets and photon (γ)+jets is presented. The measurements are based on data collected with the CMS detector at √s = 8 TeV corresponding to an integrated ...
    • Erratum to: Comparison of the Z/γ* + jets to γ + jets cross sections in pp collisions at √s = 8 (JHEP, (2015), 10, 128) 

      Khachatryan, Vallary; Sirunyan, A.M.; Tumasyan, A.R.; Adam, Wolfgang; Bhopatkarv, Vallary; Hohlmann, Marcus; Kalakhety, Himali; Mareskas-palcek, Darren; Roy, Tuhin S.; Yumiceva, Francisco (2016-04-04)
      An error was found in the published version in the top right plots in figure 2 and figure 3. In both cases the normalization of the photon plots is incorrect by the factor of the luminosity of 19.7. The corrected figures ...
    • Measurement of the underlying event activity using charged-particle jets in proton-proton collisions at √s = 2.76 TeV 

      Khachatryan, Vardan; Sirunyan, A.M.; Tumasyan, A.R.; Adam, Wolfgang; Bhopatkar, Vardan; Hohlmann, Marcus; Kalakhety, Himali; Mareskas-palcek, Darren; Roy, Tuhin S.; Yumiceva, Francisco (2015-09-21)
      A measurement of the underlying event (UE) activity in proton-proton collisions is performed using events with charged-particle jets produced in the central pseudorapidity region (|η jet| < 2) and with transverse momentum ...
    • Search for a Higgs boson in the mass range from 145 to 1000 GeV decaying to a pair of W or Z bosons 

      Khachatryan, Vardan; Sirunyan, A.M.; Tumasyan, A.R.; Adam, Wolfgang; Bhopatkar, Vallary; Hohlmann, Marcus; Kalakhety, Himali; Mareskas-palcek, Darren; Roy, Tuhin S.; Yumiceva, Francisco (2015-10-22)
      A search for a heavy Higgs boson in the H → WW and H → ZZ decay channels is reported. The search is based upon proton-proton collision data samples corresponding to an integrated luminosity of up to 5.1 fb−1 at s√=7s=7 ...
    • Search for a pseudoscalar boson decaying into a Z boson and the 125 GeV Higgs boson in ℓ+ℓ-bb final states 

      Khachatryan, Vardan; Sirunyan, A.M.; Tumasyan, A.; Adam, Wolfgang; Bhopatkar, Vallary; Hohlmann, Marcus; Kalakhety, Himali; Mareskas-palcek, Darren; Roy, Titas; Yumiceva, Francisco (2015-09-02)
      Results are reported on a search for decays of a pseudoscalar A boson into a Z boson and a light scalar h boson, where the Z boson decays into a pair of oppositely-charged electrons or muons, and the h boson decays into ...
    • Search for neutral color-octet weak-triplet scalar particles in proton-proton collisions at √s = 8TeV 

      Khachatryan, Vardan; Sirunyan, A.M.; Tumasyan, A.R.; Adam, Wolfgang; Bhopatkar, Vallary; Hohlmann, Marcus; Kalakhety, Himali; Mareskas-palcek, Darren; Roy, Tuhin S.; Yumiceva, Francisco (2015-09-29)
      A search for pair production of neutral color-octet weak-triplet scalar particles (Θ0) is performed in processes where one Θ0 decays to a pair of b quark jets and the other to a Z boson plus a jet, with the Z boson decaying ...
    • Search for neutral MSSM Higgs bosons decaying into a pair of bottom quarks 

      Khachatryan, Vardan; Sirunyan, A.M.; Tumasyan, A.R.; Adam, Wolfgang; Bhopatkar, Vallary; Hohlmann, Marcus; Kalakhety, Himali; Mareskas-palcek, Darren; Roy, Tuhin S.; Yumiceva, Francisco (2015-11-11)
      A search for neutral Higgs bosons decaying into a bb¯ quark pair and produced in association with at least one additional b quark is presented. This signature is sensitive to the Higgs sector of the minimal supersymmetric ...
    • Search for supersymmetry in the vector-boson fusion topology in proton-proton collisions at √s = 8 TeV 

      Khachatryan, Vardan; Sirunyan, A.M.; Tumasyan, A.R.; Adam, Wolfgang; Bhopatkar, Vallary; Hohlmann, Marcus; Kalakhety, Himali; Mareskas-palcek, Darren; Roy, Tuhin S.; Yumiceva, Francisco (2015-11-15)
      The first search for supersymmetry in the vector-boson fusion topology is presented. The search targets final states with at least two leptons, large missing transverse momentum, and two jets with a large separation in ...
    • Search for the production of an excited bottom quark decaying to tW in proton-proton collisions at √s = 8 TeV 

      Khachatryan, Vardan; Sirunyan, A.M.; Tumasyan, A.R.; Bhopatkar, Vallary; Hohlmann, Marcus; Kalakhety, Himali; Mareskas-palcek, Darren; Noonan, Daniel; Roy, Tuhin S.; Yumiceva, Francisco (2016-01-27)
      A search is presented for a singly produced excited bottom quark (b∗) decaying to a top quark and a W boson in the all-hadronic, lepton+jets, and dilepton final states in proton-proton collisions at √s = 8 TeV recorded ...
    • Search for third-generation scalar leptoquarks in the tτ channel in proton-proton collisions at √s = 8 TeV 

      Khachatryan, Vardan; Sirunyan, A.M.; Tumasyan, A.R.; Adam, Wolfgang; Bhopatkar, Vallary; Hohlmann, Marcus; Kalakhety, Himali; Mareskas-palcek, Darren; Roy, Tuhin S.; Yumiceva, Francisco (2015-07-09)
      A search for pair production of third-generation scalar leptoquarks decaying to top quark and τ lepton pairs is presented using proton-proton collision data at a center-of-mass energy of √s = 8 TeV collected with the CMS ...
    • Search for W′ → tb in proton-proton collisions at √s = 8 TeV 

      Khachatryan, Vardan; Sirunyan, A.M.; Tumasyan, A.R.; Adam, Wolfgang; Bhopatkar, Vallary; Hohlmann, Marcus; Kalakhety, Himali; Mareskas-palcek, Darren; Roy, Tuhin S.; Yumiceva, Francisco (2016-02-18)
      A search is performed for the production of a massive W′ boson decaying to a top and a bottom quark. The data analysed correspond to an integrated luminosity of 19.7 fb−1 collected with the CMS detector at the LHC in ...
    • Searches for third-generation squark production in fully hadronic final states in proton-proton collisions at √s = 8 TeV 

      Khachatryan, Vardan; Sirunyan, A.M.; Tumasyan, A.R.; Adam, Wolfgang; Bhopatkar, Vallary; Hohlmann, Marcus; Kalakhety, Himali; Mareskas-palcek, Darren; Roy, Tuhin S.; Yumiceva, Francisco (2015-06-17)
      Searches for third-generation squarks in fully hadronic final states are presented using data samples corresponding to integrated luminosities of 19.4 or 19.7 fb−1, collected at a centre-of-mass energy of 8 TeV with the ...