Chemistry Reference
In-Depth Information
Figure 14.10 Self-assembly of peptide-amphiphiles into nanofibers: (a) a peptide amphi-
phile molecule with five distinct regions designed for hydroxyapatite mineralization, (b) a sche-
matic of molecular self-assembly, and (c) a negatively stain transmission electron microscopy
image of the nanofibers. Reprinted from Hartgerink et al. (2001). Copyright 2001 American
Association for the Advancement of Science.
Cd
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to PA produced a continuous polycrystalline CdS layer on the nanofibers. TEM
analysis, which showed a lighter core surrounded by a darker layer, indicated that the
hydrophilic portion of the PA was embedded in CdS whereas the hydrophobic core
remained unmineralized.
