Article ID Journal Published Year Pages File Type
8184316 Nuclear Physics A 2013 4 Pages PDF
Abstract
Measurement of the antibaryon-baryon ratios (B¯/B) at mid rapidity probes the baryon transport and the degree of baryon stopping in high-energy collisions, providing insight into the collision dynamics. In this paper, we discuss the measurement of different B¯/B ratios (p¯/p, Λ¯/Λ, Ξ¯+/Ξ−) in pp collisions at s=0.9,2.76,and7TeV and in Pb-Pb collisions at sNN=2.76 TeV, as a function of charged particle multiplicity, rapidity and transverse momentum. Results from pp and Pb-Pb collisions are presented and compared to models.
Related Topics
Physical Sciences and Engineering Physics and Astronomy Nuclear and High Energy Physics
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