活性炭的微结构与超级电容器性能的构效关系

刘宇喆,李成才,李琳,王少辉,刘培慧,王同华

Structure-property relationship between microstructure of activated carbon and supercapacitor performance

Yuzhe LIU,Chengcai LI,Lin LI,Shaohui WANG,Peihui LIU,Tonghua WANG

表3 五种活化方式元素组成和各个样品中O 1s的存在形式

Table 3 The element composition and types of O functional groups of activated carbon by different activation methods

Samples Elements content/%(atom) O 1s distribution/%(atom) C N O P O-Ⅰ O-Ⅱ O-Ⅲ O-Ⅳ O-Ⅴ ZM-C 92.29 0.99 6.72 — — 27.94 — 44.73 27.33 ZM-P 90.12 0.20 8.24 1.44 12.80 — 56.60 17.46 11.39 ZM-K 90.47 0.61 8.92 — — 51.06 — 34.60 14.34 ZM-P-K 89.14 0.51 9.66 0.69 10.84 28.74 41.84 12.85 5.73 ZM-P-C 94.53 0.28 4.72 0.47 11.78 26.80 35.83 16.95 8.63