Evaluates the potential and its derivative for screened Coulombic interaction combined with 12-6 LJ (cut & shifted). See vdw_lj_coul_debye_set.
Type | Intent | Optional | Attributes | Name | ||
---|---|---|---|---|---|---|
real(kind=rp), | intent(in) | :: | r | |||
real(kind=rp), | intent(in) | :: | qiqj | |||
real(kind=rp), | intent(in), | dimension(:) | :: | params | ||
real(kind=rp), | intent(out) | :: | enrg | |||
real(kind=rp), | intent(out) | :: | frc |