The dispersive contribution to the real part of the optical potential arising due to the energy dependence of the imaginary part of the potential has been estimated for ${}_{}{}^6{}_{}{}^{}\mathrm{Li}$${+}^{12}$C, ${}_{}{}^{58}{}_{}{}^{}\mathrm{Ni}$ systems.

• Received 15 November 1989

DOI:https://doi.org/10.1103/PhysRevC.41.2943