6 7 8 9 10 p [MeV] -2 0 2 4 6 E n ( Γ$^{p}$ ) [MeV] p = 6 p = 8 p = 10 p = 12 p = 14 W-K FIG. 7: Neutron shell correction δE$_{n}$ (Γ$_{p}$) for the nucleus $^{24}$O as a function of the renormalized smoothing range Γ$_{p}$ calculated for a set of p -values by using the finite-range smoothing function f$_{p}$ . Dotted horizontal line shows the semi-classical value: δE$_{sc}$ = E$_{sc}$ − E n $_{sp}$. 26