Study of J/Ψ(Ψ′)→YY^- Decays in Quark Model

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Exclusive decays J/ψ(ψ') → Y(Y-) (Y = A,∑0, -) are studied in the quark model by combining thestructure of hyperons in the transition. The branching ratios are evaluated contrastively by adopting different hyperonwavefunctions, SU(6) basis, and uds ba
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