9 research outputs found

    Measurement of

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    Using the 1.32 pb−1\hbox {pb}^{-1} statistics collected at the J/ψJ/\psi peak with the KEDR detector at the VEPP-4M e+e− e^{+}e^{-\, }collider, we measured the branching fractions of J/ψJ/\psi meson decays to the final states 2(π+π−)π0\pi ^{+}\pi ^{-})\pi ^{0}, K+K−π+π−π0K^{+}K^{-}\pi ^{+}\pi ^{-}\pi ^{0}, 2(π+π−)\pi ^{+}\pi ^{-}) and K+K−π+π−K^{+}K^{-}\pi ^{+}\pi ^{-}. The results obtained for the decays J/ψ→J/\psi \rightarrow 2(π+π−)π0\pi ^{+}\pi ^{-})\pi ^{0}, J/ψ→K+K−π+π−π0J/\psi \rightarrow K^{+}K^{-}\pi ^{+}\pi ^{-}\pi ^{0} contradict the measurements performed by other groups in the last century, but agree well with recent results of BABAR and BESIII collaborations
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