Using(4.8.1±2.9)×10^(6)ψ(3.86)for the weak baryonic decayψ(3.86)→Λc+∑-+c.c..The analysis procedure is optimized using a blinded *** significant signal is observed,and the upper limit on the branching fraction(B...
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Using(4.8.1±2.9)×10^(6)ψ(3.86)for the weak baryonic decayψ(3.86)→Λc+∑-+c.c..The analysis procedure is optimized using a blinded *** significant signal is observed,and the upper limit on the branching fraction(B)ofψ(3.86)→Λc+∑-+*** set as 1.4.10^(-5)at the 90%confidence level.
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