简介:Thenet-baryonnumberisessentiallytransportedbyvalencequarksthatprobethesaturationregimeinthetargetbymultiplescattering.Thenet-baryondistributions,nuclearstoppingpowerandgluonsaturationfeaturesintheSPSandRHICenergyregionsareinvestigatedbytakingadvantageofthegluonsaturationmodelwithgeometricscaling.Predicationsaremadeforthenet-baryonrapiditydistributions,meanrapiditylossandgluonsaturationfeaturesincentralPb+PbcollisionsatLHC.