Currently,
superlattices feature alternating layers that have similar atomic structures and similar electronic properties.
Not exact matches
The same issue of Science
features another approach to engineering
superlattices using DNA nanotechnology: «Diamond family of nanoparticle
superlattices» [abstract].
The new
superlattices — called monolayer atomic crystal molecular
superlattices —
feature a molecular layer that becomes the second «sheet» that is held in place by van der Waals forces — weak electrostatic forces that keep otherwise neutral molecules attached to each other.