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A conductive 1D high-nucleus silver polymer as a brilliant non-hybrid supercapacitor electrode
Journal of Materials Chemistry A ( IF 11.9 ) Pub Date : 2020-06-10 , DOI: 10.1039/d0ta04199h
Kuan-Guan Liu 1, 2, 3, 4 , Farzaneh Rouhani 5, 6, 7, 8, 9 , Hamed Moghanni-Bavil-Olyaei 5, 6, 7, 8, 9 , Xue-Wen Wei 1, 2, 3, 4 , Xue-Mei Gao 1, 2, 3, 4 , Jing-Zhe Li 1, 2, 3, 4 , Xiao-Wei Yan 4, 10, 11, 12, 13 , Mao-Lin Hu 4, 14, 15, 16 , Ali Morsali 5, 6, 7, 8, 9
Affiliation  

A one dimensional high-nucleus silver polymer (SSc: silver supercapacitor) was designed by a simple and single-step synthesis. This stable highly conductive metallic polymer without any modification steps such as pyrolysis or doping provides a desirable path for electron transfer and shows high capacitance as a non-hybrid electrode (specific capacitance of 827 F g−1 at 5 A g−1). This polymer could tolerate low to high scan rates (200 mV s−1 to 1 V s−1) and exhibit rectangular cyclic voltammetry shapes, high power density and long cycle life over 5000 cycles (90.7%). These results could promise the development of new types of high-performance supercapacitors by overcoming the low conductivity and the limited capacity challenges of known structures without the need for any modification which is unique in non-hybrid electrode materials.

中文翻译:

导电的一维高核银聚合物,作为出色的非混合超级电容器电极

通过简单的一步合成设计了一种一维高核银聚合物(SSc:银超级电容器)。这种稳定的高导电金属的聚合物而不进行任何修改步骤,例如热解或掺杂提供了一种用于电子转移,并显示高的电容作为非混合电极(827 F G特定电容的期望的路径-1在5 A G -1)。这种聚合物可以耐受低到高的扫描速率(200 mV s -1至1 V s -1)并呈现矩形循环伏安法形状,高功率密度和超过5000次循环(90.7%)的长循环寿命。这些结果有望克服已知结构的低电导率和有限的容量挑战,而无需对非混合电极材料进行独特的修改,从而有望开发出新型的高性能超级电容器。
更新日期:2020-07-07
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