This talk gives an excellent
overview of our efforts on the synthesis, characterization, and
functionalization of organic and polymer
materials as ultrathin films and nanoparticles. A number of
synthesis strategies involve the preparation of oligomers,
amphiphiles, precursor polymers, and dendrimers. While conventional
organic and polymer synthesis methodologies are utilized, the
challenge is in a careful rationale and design incorporating the
functional group (electro-optical properties) simultaneously with
self-assembly parameters. This protocol is demonstrated in a number
of our current projects which includes: the electrostatic
layer-by-layer (LBL) self-assembly of oligothiophenes, the
precursor-polymer approach to pi-conjugated polymers, and the
in-situ synthesis of nanoparticles. Another strategy involves the
use of the surface initiated polymerization (SIP) approach to
tethering polymer brushes on a variety of flat and nanoparticle
surfaces. Lately, we have focused our investigation on a number of
thiophene dendrimer topologies. Thus, a number of targeted
"organic" nanostructured materials are realized based on this
approaches.
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