Molecular self-assembly
Videos
In chemistry and materials science, molecular self-assembly is the process by which molecules adopt a defined arrangement without guidance or management from an outside source. There are two types of
AFM image of napthalenetetracarboxylic diimide molecules on silver interacting via hydrogen bonding at 77 K. ("Hydrogen bonds" in the top image are exaggerated by artifacts of the imaging technique.)
STM image of self-assembled Br4-pyrene molecules on Au(111) surface (top) and its model (bottom; pink spheres are Br atoms).
Br 4Py self assembly on Au
Nanotechnology
Videos
Nanotechnology is the manipulation of matter with at least one dimension sized from 1 to 100 nanometers. At this scale, commonly known as the nanoscale, surface area and quantum mechanical effects bec
Fullerene nanogears
Comparison of nanomaterials sizes
Image of reconstruction on a clean Gold(100) surface, as visualized using scanning tunneling microscopy. The positions of the individual atoms composing the surface are visible.
Graphical representation of a rotaxane, useful as a molecular switch