Fundamental Investigations of the Molecular Basis of Conductance in Flexible Polymer/Metal Nanostructures Alexei V. Tivanski, Department of Chemistry,

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Presentation transcript:

Fundamental Investigations of the Molecular Basis of Conductance in Flexible Polymer/Metal Nanostructures Alexei V. Tivanski, Department of Chemistry, University of Iowa, IA 52242 Photo-Reversible Nanoscale Surface Relief Grating Patterns on Azobenzene-Containing Polymer Thin Film Idea: combine azobenzene moieties with “bulky” side chain polyamidoamine (PAMAM) dendritic wedge diol expect to decrease azobenzene aggregation => improve polymer film stability/photoeffectiveness trans-azobenzene stable state cis-azobenzene excited state Photo-Responsive Side Chain Dendritic Polyesters (SCDPE) Photo-mask 10 µm spacing Polymer film spin coated on quartz substrate UV exposure