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Electrochemical copolymerization of pyrrole and thiophene nanofibrils using template-synthesis method

机译:模板合成法吡咯与噻吩纳米纤维的电化学共聚

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Copolymer nanofibrils composed of pyrrole and thiophene were prepared by synthesizing the desired polymer within the pores of microporous anodic aluminum oxide (AAO) template membranes. The copolymer nanofibrils were photographed using scanning electron microscopy (SEM) and transmission electron microscopy (TEM) for microstructure analyses. The results of the SEM and TEM revealed that the copolymer nanofibrils obtained had uniform and well-aligned arrays and their diameter and length could be controlled by changing the aspect ratios of the AAO membrane. The results of cyclic voltammetry and IR spectrometry indicated that polypyrrole and polythiophene were both involved in the copolymer. The nanofibrils that were obtained were identified as copolymers rather than composites. The influence of the applied polymerization potential on the synthesis of copolymer nanofibrils was investigated. The higher potential favored the incorporation of thiophene units into the copolymer nanofibrils. (C) 2002 Wiley Periodicals, Inc. [References: 21]
机译:通过在微孔阳极氧化铝(AAO)模板膜的孔内合成所需的聚合物,制备了由吡咯和噻吩组成的共聚物纳米原纤维。使用扫描电子显微镜(SEM)和透射电子显微镜(TEM)对共聚物纳米原纤维进行拍照,以进行微观结构分析。 SEM和TEM的结果表明,所获得的共聚物纳米原纤维具有均匀且排列良好的阵列,并且可以通过改变AAO膜的长宽比来控制其直径和长度。循环伏安法和红外光谱法的结果表明,聚吡咯和聚噻吩均与共聚物有关。所获得的纳米原纤维被鉴定为共聚物而不是复合物。研究了施加的聚合电势对共聚物纳米原纤维合成的影响。较高的电势有利于将噻吩单元并入共聚物纳米原纤维中。 (C)2002 Wiley Periodicals,Inc. [参考:21]

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