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Compact Muon Solenoid
LHC, CERN

CMS-PAS-HIG-15-011
Search for the exotic decay of the Higgs boson to two light pseudoscalar bosons with two taus and two muons in the final state at $\sqrt{s} =$ 8 TeV
Abstract: A search for the exotic decay of the Higgs boson to a pair of light pseudoscalar $a$ bosons is performed in the final state with two muons and two taus. The motivation lies in models beyond the standard model, such as two-Higgs-doublet models extended with a complex singlet (2HDM+S). The results are based on an integrated luminosity of 19.7 fb$^{-1}$, accumulated by the CMS experiment at LHC in 2012 at 8 TeV center-of-mass energy. Masses of the pseudoscalar boson between 20 and 62.5 GeV are probed, and upper limits between 4 and 15% are set on the branching fraction of the Higgs boson to two light pseudoscalar bosons, under the hypothesis that the pseudoscalar $a$ does not decay to quarks.
CMS Publications
Compact Muon Solenoid
LHC, CERN