# Figure 5

 Distribution of ([d$E$/d$x$]$_{\rm meas}-$[d$E$ / d$x$(kaon)]$_{\rm calc}$)/[d$E$/d$x$(kaon)]$_{\rm calc}$measured with the TPC for several $\pt$-bins showing the separation power. The solid lines are Gaussian fits to the distributions. [png]   [pdf]