pair_style     hybrid/overlay coul/long 10.0 morse 3.5 lj/cut 1.12
pair_coeff     * * coul/long
pair_coeff     * * morse <<Dijmorse>> <<aijmorse>> <<r0morse>>
pair_coeff     * * lj/cut <<ljeps>> 1.0
kspace_style   ewald 1.0e-4

set type 2 charge 2.4
set type 1 charge -1.2