SEARCH Articles Figures Tables A plot of the ratio n C P n C versus log W for reaction pairs interacting via the angle-averaged dipole-dipole potential for the three square-planar lattice systems 3 x 3 . [Publishers Imprint] See Also: A plot of the ratio n C P n C versus log W for reaction pairs interacting via the angle-averaged dipole-dipole potential for the three square-planar lattice systems 3 x 3 .