Observation of an energy-dependent difference in elliptic flow between particles and anti-particles in relativistic heavy ion collisions

L. Adamczyk, J. K. Adkins, G. Agakishiev +362

Elliptic flow ($v_2$) values for identified particles at mid-rapidity in Au+Au collisions, measured by the STAR experiment in the Beam Energy Scan at RHIC at $\sqrt{s_{NN}}=$ 7.7…