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Compact Muon Solenoid
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CMS-EXO-12-014 ; CERN-PH-EP-2012-312
Search for exotic resonances decaying into WZ/ZZ in pp collisions at $\sqrt{s}$ = 7 TeV
J. High Energy Phys. 02 (2013) 036
Abstract: 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, muons or neutrinos. The analysis uses a data sample of pp collisions corresponding to an integrated luminosity of 5 inverse femtobarns collected by the CMS experiment at the LHC at $\sqrt{s}$ = 7 TeV in 2011. No significant excess is observed in the mass distribution of the VZ candidates compared with the background expectation from standard model processes. Model-dependent upper limits at the 95% confidence level are set on the product of the cross section times the branching fraction of hypothetical particles decaying to the VZ final state as a function of mass. Sequential standard model W' bosons with masses between 700 and 940 GeV are excluded. In the Randall-Sundrum model for graviton resonances with a coupling parameter of 0.05, masses between 750 and 880 GeV are also excluded.
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Compact Muon Solenoid
LHC, CERN