The centrality dependence of the width of the balance function $\langle \Deta \rangle$ and $\langle \Dphi \rangle$, for the correlations studied in terms of the relative pseudorapidity and the relative azimuthal angle, respectively. The data points are compared to the predictions from HIJING, and AMPT. | ![](https://alice-publications.web.cern.ch/sites/default/files/papers/476/figure3a_CorrEM-2671.png ) |