Biomedical Engineering Reference
In-Depth Information
Fig. 7.14
(
a
) Schematic illustration of experimental setup for heterogeneous 2D colloidal crystal-
lization experiments under an AEF. Refs. [
39
-
42
]. (
b
) Frequency dependence of the orientational
order parameter
S
under an AEF. Also shown are the optical images of a perfectly oriented colloidal
crystal (
left
inset,
S
0.83), assembled
at 800 Hz and 2,000 Hz for 10 min, respectively. (
c
) Variation of
r
eq
/2
a
and nucleation rate in the
bulk fluid phase with frequency for 1.8
D
1) and a roughly oriented colloidal crystal (
right
inset,
S
D
m PS particles. Reproduced with permission from Ref.
[
31
] ©2009 American Chemical Society
