{"title":"松针状NiCo2O4@碳布复合材料在锂硫电池中的应用。 Application of Needle-like NiCo2O4@Carbon Cloth Composites in Lithium-Sulfur Batteries","authors":"杨小兰,吴忠辉,张亚军,何欣健,贾金柱,杨雄智,周俊丽","doi":"10.11862/cjic.2021.222","DOIUrl":null,"url":null,"abstract":"以碳布(CC)作为柔性基底,采用水热法在其表面原位生长松针状网络结构NiCo2O4,制得NiCo2O4@CC复合材料,并应用于锂硫电池。NiCo2O4在碳纤维表面竖直生长形成三维纳米针簇网络,为硫的存储提供更多的空间,有效缓解硫电极的体积膨胀。通过吸附实验,证明了NiCo2O4@CC能有效吸附多硫化物,从而抑制多硫化物的穿梭效应。与CC/S相比(933 mAh·g-1),NiCo2O4@CC/S复合材料用于锂硫电池具有更优异的电池性能,在0.1C下初始放电比容量高达1 467 mAh·g-1,在0.2C下初始放电比容量为1 098 mAh·g-1,经200次循环后,放电比容量仍然保持在879 mAh·g-1,平均每圈衰减率为0.09%,表现出良好的循环性能。","PeriodicalId":501515,"journal":{"name":"无机化学学报","volume":"12 1","pages":""},"PeriodicalIF":0.0000,"publicationDate":"2021-11-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"松针状NiCo2O4@碳布复合材料在锂硫电池中的应用。 Application of Needle-like NiCo2O4@Carbon Cloth Composites in Lithium-Sulfur Batteries\",\"authors\":\"杨小兰,吴忠辉,张亚军,何欣健,贾金柱,杨雄智,周俊丽\",\"doi\":\"10.11862/cjic.2021.222\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"以碳布(CC)作为柔性基底,采用水热法在其表面原位生长松针状网络结构NiCo2O4,制得NiCo2O4@CC复合材料,并应用于锂硫电池。NiCo2O4在碳纤维表面竖直生长形成三维纳米针簇网络,为硫的存储提供更多的空间,有效缓解硫电极的体积膨胀。通过吸附实验,证明了NiCo2O4@CC能有效吸附多硫化物,从而抑制多硫化物的穿梭效应。与CC/S相比(933 mAh·g-1),NiCo2O4@CC/S复合材料用于锂硫电池具有更优异的电池性能,在0.1C下初始放电比容量高达1 467 mAh·g-1,在0.2C下初始放电比容量为1 098 mAh·g-1,经200次循环后,放电比容量仍然保持在879 mAh·g-1,平均每圈衰减率为0.09%,表现出良好的循环性能。\",\"PeriodicalId\":501515,\"journal\":{\"name\":\"无机化学学报\",\"volume\":\"12 1\",\"pages\":\"\"},\"PeriodicalIF\":0.0000,\"publicationDate\":\"2021-11-10\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"无机化学学报\",\"FirstCategoryId\":\"1085\",\"ListUrlMain\":\"https://doi.org/10.11862/cjic.2021.222\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"\",\"JCRName\":\"\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"无机化学学报","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.11862/cjic.2021.222","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
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