[Gyulassy, M.;Jacobs, P. M.;Wang, X. N.;Yuan, F.] Lawrence Berkeley Natl Lab, Nucl Sci Div, Berkeley, CA 94720 USA.^[Gyulassy, M.;Wang, X. N.] Cent China Normal Univ, Inst Particle Phys, Wuhan, Peoples R China.^[Liao, J.] Indiana Univ, Phys Dept, 2401 N Milo B Sampson Lane, Bloomington, IN 47408 USA.^[Liao, J.] Indiana Univ, Ctr Explorat Energy & Matter, 2401 N Milo B Sampson Lane, Bloomington, IN 47408 USA.^[Shi, S.] McGill Univ, Dept Phys, 3600 Rue Univ, Montreal, PQ H3A 2T8, Canada.