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Basedonthethermalmodel,theproductionprobabilityofdibaryon(Ω-Ω-)Jπ=0+isestimatedin158AGeVPb+Pbcollision.Fromthermalmodelcauculation,theproductionprobabilityofΩ-hyperonisabout0.1~0.2andtheratiooftheproductionprobabilitiesbetweenΩ-andΩ-Ω-is10-5~10-4
Based onthermalmodel, theproductionprobabilityofdibaryon (Ω-Ω-) Jπ = 0 + isestimatedin158AGeVPb + Pbcollision.Fromthermalmodelcauculation, theproductionprobabilityofΩ- hyperonisabout0.1 ~ 0.2andtheratiooftheproductionrobatabilitybetweenΩ-andΩ-Ω-is10-5 ~ 10-4