Bautista, Irais, Pajares, Carlos, Milhano, Jose Guilherme and de Deus, Jorge Dias (2012), "Rapidity dependence of particle densities in pp and AA collisions", PHYSICAL REVIEW C, 86, 3.
Abstract: We use multiple scattering and energy conservation arguments to describe
dn/d eta vertical bar(NANA) as a function of dn/d eta vertical bar(pp)
in the framework of string percolation. We discuss the pseudorapidity
eta and beam rapidity Y dependence of particle densities. We present our
results for pp, Au-Au, and Pb-Pb collisions at RHIC and LHC.