[PDF] Top 20 Observation of a new boson with mass near 125 GeV in pp collisions at $\sqrt{s}$ = 7 and 8 TeV

... Ministry of Science and Innovation, New Zealand; the Pakistan Atomic Energy Commission; the Ministry of Science and Higher Education and the National Science Centre, Poland; the ... See full document

... 2.5 and consists of a silicon pixel detector, a semiconductor microstrip tracker, and a transition radiation ...ergy and the position of electromagnetic showers within |η| < ... See full document

... recorded at collision energies of 7 and 8 ...search with only the inner tracker, a search with both the inner tracker and the muon system, a search with only ... See full document

... containment of the photon showers in the clustered crystals and the shower losses due to conversions in the material upstream of the calorimeter are corrected using a multivari- ate ... See full document

... impact of a representative set of the 7 and 8 TeV CMS SUSY searches on a potentially acces- sible subspace of the minimal supersymmetric standard model (pMSSM) has been ... See full document

... generated with the full Pythia simulation include various non-perturbative effects including hadronisation, underlying event, and primordial k ⊥ ...differences in the treatment of perturbative ... See full document

... data in control regions (CRs) defined by criteria similar to those used for the SR, but with some requirements loosened or reversed to obtain signal-depleted samples enriched in the relevant ... See full document

... Pairs of prompt leptons can arise from tt, tW, and diboson ...use of an eµ spectrum to assess the contribution of these processes to the same-flavour dilepton ...invariant mass spectrum ... See full document

... support of ANPCyT, Argentina; Yer- PhI, Armenia; ARC, Australia; BMWF and FWF, Austria; ANAS, Azerbaijan; SSTC, Belarus; CNPq and FAPESP, Brazil; NSERC, NRC and CFI, Canada; CERN; CONICYT, ... See full document

... computation with a next-to- next-to-leading logarithmic accuracy using the H Q T ...resummation of the large logarithmic contributions appearing at transverse momenta much smaller than the ... See full document

... conversion of the photon produces a dilepton pair ...one with the invariant mass closest to the Z boson mass is ...set of requirements combines the information from the photon ... See full document

... the mass and transverse energy flow, respectively, of pair-produced, heavy, new- physics ...compatible with the background model, defined by studying event simulations and data ... See full document

... Higgs boson mass hypothesis, the search sensitivity depends on the Higgs boson production cross section and decay branching fraction into the chosen final state, the signal selection ... See full document

... experiment in proton-proton collisions at a center-of-mass energy of 8 ...analysis of the µµ final state complements the CMS searches for a low-mass A ... See full document

... [45] and the larger among the estimated change and its statistical uncertainty is quoted as the final systematic ...sum of all individual ...reported in Ref. [11]. All systematic uncertainties ... See full document

... summarized in this section. The uncertainties in jet energy scale and jet energy resolution are estimated by considering the corresponding effects in the computation of jet charge ... See full document

... construction of the two megajets the boost variable | β R | is computed; due to the approximations mentioned above, | β R | can fall in an unphysical region ( ≥ 1) for signal or back- ground events; these ... See full document

... electromagnetic and hadronic calorimeters, and a muon spectrometer ...consists of pixel and silicon microstrip detectors, surrounded by a tran- sition radiation ...liquid-argon and lead ... See full document

... discovery of a new boson with a mass close to 125 GeV [1–3], consistent with the standard model (SM) Higgs boson, has shed light on one of the most ... See full document

... described in detail in Ref. [ 1 ]. It consists of an inner detector (ID) surrounded by a solenoid that produces a 2 T magnetic field, electromagnetic (EM) and hadronic calorimeters, and ... See full document