[PDF] Top 20 Search for diphoton resonances in the mass range from 150 to 850 GeV in pp collisions at $\sqrt{s} =$ 8 TeV

... photons to satisfy either selection. The measured trigger efficiency is above ...satisfying the diphoton preselection discussed in Section ...simultaneous pp in- ... See full document

... A search for new exotic particles decaying to the VZ final state is performed, where V is either a W or a Z boson decaying into two overlapping jets and the Z decays into a pair of electrons, ... See full document

... measured in a selection of events which contain a large number of fake and non-prompt ...leptons. In these control samples, any residual prompt background is subtracted using MC estimates, and ... See full document

... signal in the spin-0 particle search is simulated as if it were a SM Higgs boson produced in pp collisions via gluon fusion and decaying into two ...investigated to assess ... See full document

... malized to a visible cross section, ...purposes, the data are binned with a bin width approximating the experimental dijet mass ...assigned to the simulated signal to ... See full document

... of the inner detector, |η| < 2.47. The tran- sition region between the barrel and end-cap EM calorime- ters, with ...excluded. The candidates are required to pass quality criteria ... See full document

... of the central barrel, provides hadronic calorimetry in the range |η| < ...3.2. The LAr forward calorimeters provide both, elec- tromagnetic and hadronic energy measurements, and ... See full document

... using the inte- grated luminosity of the collected data set and their theoretical cross ...sections. The W=Z= γ  cross sections are calculated as a function of the boson mass at ... See full document

... ies. The first category consists of events with three prompt leptons produced in the decays of electroweak gauge bosons, which are estimated using the simulated samples described ...above. ... See full document

... using the Z2 tune [20] and the CTEQL1 parton distribution function (PDF) set ...[21]. The TAUOLA package [22] is used to decay the generated τ ...of the CMS detector. The ... See full document

... are the results of dedicated searches for pair-produced three-jet resonances in multijet events from pp collisions, with one search being inclusive with respect to ... See full document

... originates from hadronic jets, are estimated using a data-driven ...but, in the muon case, fails either the calorimeter or track isolation requirement, or, in the electron case, ... See full document

... Since the W+jets process is one of the major backgrounds for the W 0 signal process (see Table 1), a study is performed to check that the shape of the W+jets mass ... See full document

... calibration, the jet p T response, defined as the p T ratio of a trigger-level jet to the same jet [25] reconstructed offline (offline jet), is between ...1.05 in the p T ... See full document

... 500 GeV, in order to keep an equal amount of data in each of the mass ...ranges. The five functions are chosen from five different families of ...family, the ... See full document

... uncertainty in this analysis is in the parame- ter R ...is 8% for the dielectron barrel–barrel chan- nel, 10% for the dielectron barrel–endcap channel, and + − 1 5 % for ... See full document

... wide resonances of interest this term produces a resonance shape with a very large tail at low mass: a cross section that falls rapidly with increasing diparton mass, like the mul- ... See full document

... of the SM Higgs boson is one of the primary scientific goals of the ...searches at the LHC were based on data from proton-proton collisions corresponding to an ... See full document

... “high-mass” search focusing on top squark masses above 300 GeV, which uses the entire ...extends the expected top squark mass search sensitivity by 40 ...GeV. ... See full document

... A search has been performed in proton-proton collisions at √ s = 8 TeV for new particles de- caying via WZ to fully leptonic final states with electrons, muons, and ... See full document