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High pT @ CERN-SPS: “Cronin” or “quenching” ?
However ... how does one reconcile Rcp ~ 0.8 with RAA >> 1. for π0 at SPS ?!
Better p+p → π0 ref. @ √sNN = 17.3 GeV
[details in D.d'E. poster S26].
No “Cronin” effect ! (but Ncoll scaling)
Look for onset of suppression at RHIC Au+Au,p+p @ √sNN≈ 20 GeV ?