MicroElectroMechanical
devices
10 -100 mm wide
Atoms
of silicon
spacing
~tenths of nm
Quantum
corral of 48 iron atoms on copper surface
positioned
one at a time with an STM tip
Corral
diameter 14 nm
Human
hair
~ 10-50 mm wide
Red
blood cells
with
white cell
~ 2-5 mm
The
Scale of Things -- Nanometers and More
Carbon
nanotube
~2 nm
diameter
Combine nanoscale building blocks to
make novel functional devices, e.g., a photosynthetic
reaction center with integral semiconductor
storage
Zone plate x-ray “lens”
Outermost ring spacing
~35 nm
Office of
Basic Energy Sciences
Office of
Science, U.S. DOE
Version
03-05-02