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Synthesis,characterization, and electrochemical properties of imidazole derivatives functionalized single‐walled carbon nanotubes
Authors:Li Wan  Xianbao Wang  Shimin Wang  Shaoqing Li  Qin Li  Rong Tian  Mingjian Li
Institution:1. Faculty of Materials Science and Engineering, Hubei University, Wuhan, China;2. Ministry‐of‐Education Key Laboratory for the Synthesis and Application of Organic Functional Molecules, Hubei University, Wuhan, China
Abstract:The imidazole derivatives functionalized single‐walled carbon nanotubes (SWNTs) were synthesized by a diazonium‐based reaction. We have designed and synthesized two imidazole derivatives to modify SWNTs. The resulting products were characterized by Fourier transform infrared (FT‐IR) spectroscopy, Raman spectroscopy, ultraviolet visible (UV/Vis) spectroscopy, thermo gravimetric analysis (TGA), energy dispersive X‐ray spectroscopy (EDX), transmission electron microscopy (TEM), and atomic force microscopy (AFM). Electrochemical measurements via a cyclic voltammetry method revealed that the weak intramolecular electronic interactions presented between the attached imidazole derivatives groups and the nanotubes. Copyright © 2008 John Wiley & Sons, Ltd.
Keywords:single‐walled carbon nanotubes  imidazole derivatives  functionalization  electrochemical properties
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