"group, and an aryl group;each R2 and R3 is independently an alkyl group or an aryl group; and R4 is an aryl group; a dispersible material; (b) providing a receptor element having texturized surface; (c) assembling the donor element in contact with the receptor element and exposing the assembly to scanned laser radiation of a wavelength absorbed by the cationic infrared absorbing dye, said laser ra" . . . . .