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  • Search for the Process (200...
    Shemyakin, D. N.

    Physics of atomic nuclei, 2020/11, Volume: 83, Issue: 6
    Journal Article

    Searches for the process of electron–positron ( ) annihilation to the (2007) meson were performed by means of the CMD-3 detector at the VEPP-2000 collider. In the data analysis, use was made of two dominant modes of -meson decay to and , where was reconstructed in the channel. By employing a 3.7 pb data sample accumulated at the c.m. energy of MeV, an upper bound of on the decay branching ratio was obtained at a confidence level.