Abstract.
The report includes the new observation of X(1835) in J/ψ→γη ′ π + π -, the ωφ threshold enhancement in J/ψ→γωφ, the ωω structure in J/ψ→γωω and the broad 1- structure at the low K + K - invariant-mass spectrum in J/ψ→K + K - π 0.
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Xiaobin, J. New hadronic states observed at BES II. Eur. Phys. J. A 31, 672–675 (2007). https://doi.org/10.1140/epja/i2006-10278-2
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DOI: https://doi.org/10.1140/epja/i2006-10278-2