Synthesis of ordered spiral and ring-like polypyrrole nanowires in cetyltrimethylammounium bromide crystalline suspension

作者: Yong Wang , Chunhong Yu , Zhen Li , Dongshan Zhou , Wei Chen

DOI: 10.1007/S00396-009-2093-1

关键词:

摘要: Spiral dislocation morphology on the surface of cetyltrimethylammounium bromide (CTAB) crystallites has been discovered for first time. By addition ammonium peroxydisulfate into CTAB crystalline suspension, a drastic change in result is observed from spiral to two dimensional (2D) islands. The and 2D-island structures these could be use as templates synthesis ring-like polypyrrole (PPy) nanowires, respectively, via direct chemical oxidative polymerization pyrrole due oxidation reaction occurring preferentially at steps crystallites. mechanism adsorption oligomers proposed growth PPy nanowires.

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