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Images of electropolymerized surfaces. A) Scanning electron micrograph (SEM) of an array of 1 μm-diameter polypyrrole particles (bar = 10 μm). B) SEM of a single 1 μm-diameter polypyrrole particle (bar = 1 μm). C) SEM of an array of 500 nm-diameter polypyrrole particles (bar = 5 μm). D) SEM of a single 500 nm-diameter polypyrrole particle (bar = 1 μm).
