{"title":"同构MOFs复合氧化石墨烯电极材料构筑高性能超级电容器。 High Performance Supercapacitors Constructed with Isomorphic MOFs Doped Graphene Oxide Electrode Materials","authors":"籍文娟,王丹,王国娇,孙秀玲,付云龙","doi":"10.11862/cjic.2021.241","DOIUrl":null,"url":null,"abstract":"在水热条件下一步自组装合成系列同构X-MOF(X6O(TATB)4(H+)2·(H2O)8·(DMF)2,X=Zn、Co、Ni;H3TATB=4,4',4″-s-triazine-2,4,6-triyl-tribenzoic acid;DMF=N,N-二甲基甲酰胺)和氧化石墨烯(GO)的复合材料(X-MOF@GO),并探究其作为超级电容器电极材料的电化学性能。通过X射线粉末衍射、X射线光电子能谱和扫描电子显微镜测试证明GO和MOFs复合成功。其中,性能最优的Ni-MOFs@1.5GO(GO的添加量为1.5 mL)的比电容高达694.8 F·g-1(0.5 A·g-1),约是Ni-MOF的2倍。电化学测试结果表明:复合材料X-MOF@1.0GO较其原MOF表现出更大的比电容和更好的倍率性能。在3.5 A·g-1的电流密度下,1 000次循环充放电后,Ni-MOFs@1.0GO仍保持初始比电容量的81.2%。与活性炭(AC)组装的非对称超级电容器Ni-MOF@1.5GO//AC的性能最优,其功率密度为754.3 W·kg-1时,能量密度为15.4 Wh·kg-1,且循环3 000次后比电容保持率约为70.0%,显示出较长的循环寿命。","PeriodicalId":501515,"journal":{"name":"无机化学学报","volume":"62 1","pages":""},"PeriodicalIF":0.0000,"publicationDate":"2021-11-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"同构MOFs复合氧化石墨烯电极材料构筑高性能超级电容器。 High Performance Supercapacitors Constructed with Isomorphic MOFs Doped Graphene Oxide Electrode Materials\",\"authors\":\"籍文娟,王丹,王国娇,孙秀玲,付云龙\",\"doi\":\"10.11862/cjic.2021.241\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"在水热条件下一步自组装合成系列同构X-MOF(X6O(TATB)4(H+)2·(H2O)8·(DMF)2,X=Zn、Co、Ni;H3TATB=4,4',4″-s-triazine-2,4,6-triyl-tribenzoic acid;DMF=N,N-二甲基甲酰胺)和氧化石墨烯(GO)的复合材料(X-MOF@GO),并探究其作为超级电容器电极材料的电化学性能。通过X射线粉末衍射、X射线光电子能谱和扫描电子显微镜测试证明GO和MOFs复合成功。其中,性能最优的Ni-MOFs@1.5GO(GO的添加量为1.5 mL)的比电容高达694.8 F·g-1(0.5 A·g-1),约是Ni-MOF的2倍。电化学测试结果表明:复合材料X-MOF@1.0GO较其原MOF表现出更大的比电容和更好的倍率性能。在3.5 A·g-1的电流密度下,1 000次循环充放电后,Ni-MOFs@1.0GO仍保持初始比电容量的81.2%。与活性炭(AC)组装的非对称超级电容器Ni-MOF@1.5GO//AC的性能最优,其功率密度为754.3 W·kg-1时,能量密度为15.4 Wh·kg-1,且循环3 000次后比电容保持率约为70.0%,显示出较长的循环寿命。\",\"PeriodicalId\":501515,\"journal\":{\"name\":\"无机化学学报\",\"volume\":\"62 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.2021.241\",\"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.2021.241","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
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