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Surfactant decorated polypyrrole-carbon materials composites electrodes for supercapacitor
Diamond and Related Materials ( IF 4.1 ) Pub Date : 2020-10-01 , DOI: 10.1016/j.diamond.2020.107989
Preetam Bhardwaj , Shalu Singh , Poonam R. Kharangarh , Andrews Nirmala Grace

Abstract The current effort discuss the fabrication of improve electrode materials for supercapacitor comprise of surfactant doped polypyrrole‑carbon materials composites integrated with graphene, amine functionalized multiwalled carbon nanotubes and hybrid carbon assembly. The spectroscopic characterizations demonstrate the establishment of a well-built state of charge swap complex among surfactant doped polypyrrole and carbon materials that disclose the occurrence of polymer‑carbon phases and promote well-built polarization. The electrodes are assembled in the three electrode cell configuration with graphite sheet current collector. The composite SDBSDPPy-HC holds a specific capacitance of 1086 F g−1 at scan rate 5 mV s−1 in 6 M KOH electrolyte solution. SDBSDPPy-HC exhibit only 10% losses in specific capacitance over 2500 cycles i.e. 90% preservation of specific capacitance at a current density 1 A g−1.

中文翻译:

表面活性剂修饰的聚吡咯碳材料复合电极用于超级电容器

摘要 当前的努力讨论了用于超级电容器的改进电极材料的制造,包括表面活性剂掺杂的聚吡咯碳材料复合材料与石墨烯、胺官能化多壁碳纳米管和混合碳组件的集成。光谱表征表明,在表面活性剂掺杂的聚吡咯和碳材料之间建立了精心构建的电荷交换复合物状态,揭示了聚合物-碳相的出现并促进了良好构建的极化。电极与石墨片集电器组装在三电极电池配置中。复合材料 SDBSDPPy-HC 在 6 M KOH 电解质溶液中以 5 mV s-1 的扫描速率保持 1086 F g-1 的比电容。SDBSDPPy-HC 在 2500 次循环中的比电容损失仅 10%,即
更新日期:2020-10-01
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