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典型文献
A 3D/OD cobalt-embedded nitrogen-doped porous carbon/supramolecular porphyrin magnetic-separation photocatalyst with highly efficient pollutant degradation and water oxidation performance
文献摘要:
A 3D/0D cobalt-embedded nitrogen-doped porous carbon nanocubes(Co-N-C)/supramolecular tetra(4-carboxylphenyl)porphyrin nanocrystals(SA-TCPP)photocatalyst was successfully self-assembled via π-πinteraction,hydrogen bonding,and chemical bonding.Co-N-C/SA-TCPP heterostructure exhibited satis-factory visible photocatalytic oxidation performance on pollutant degradation and water evolution.The degradation rates of Co-N-C/ST(30%)composite towards 2,4-dichlorophenol,ofloxacin,and ethylene were 10.9,7.2,and 2.1 times faster than SA-TCPP,respectively.The oxygen evolution efficiency was 1.9 times higher than SA-TCPP.The remarkably improved oxidation activities of Co-N-C/SA-TCPP were mainly as-cribed to the following reasons:(1)Co-N-C could enhance the light absorption ability of SA-TCPP to produce more photoinduced carriers.(2)The well-developed porosity of Co-N-C could optimize the dis-persibility of SA-TCPP to provide more reactive sites and charge separation channels.(3)The π-π in-teraction between SA-TCPP and Co-N-C was beneficial to interlayer charge mobility,while the embed-ded cobalt nanoparticles(Co NPs)and N-doped carbon matrix could serve as electron traps to acceler-ate interfacial electron transfer.Additionally,the ferromagnetic Co NPs endowed Co-N-C/SA-TCPP with magnetic-separation function to promote recyclability in practical application.
文献关键词:
作者姓名:
Lufang Ning;Jing Xu;Yang Lou;Chengsi Pan;Zhouping Wang;Yongfa Zhu
作者机构:
State Key Laboratory of Food Science and Technology,Jiangnan University,Wuxi 214122,China;School of Food Science and Technology,Jiangnan University,Wuxi 214122,China;International Joint Laboratory on Food Safety,Jiangnan University,Wuxi 214122,China;Collaborative Innovation Center of Food Safety and Quality Control in Jiangsu Province,Jiangnan University,Wuxi 214122,China;Key Laboratory of Synthetic and Biological Colloids,Ministry of Education,School of Chemical and Material Engineering,Jiangnan University,Wuxi 214122,China;National Engineering Research Center for Functional Food,Jiangnan University,Wuxi 214122,China;Key Laboratory of Meat Processing of Sichuan,Chengdu University,Chengdu 610106,China;Department of Chemistry,Tsinghua University,Beijing 100084,China
引用格式:
[1]Lufang Ning;Jing Xu;Yang Lou;Chengsi Pan;Zhouping Wang;Yongfa Zhu-.A 3D/OD cobalt-embedded nitrogen-doped porous carbon/supramolecular porphyrin magnetic-separation photocatalyst with highly efficient pollutant degradation and water oxidation performance)[J].材料科学技术(英文版),2022(29):53-64
A类:
carboxylphenyl,cribed,persibility
B类:
OD,cobalt,embedded,nitrogen,doped,porous,carbon,supramolecular,porphyrin,separation,photocatalyst,highly,efficient,pollutant,degradation,water,oxidation,performance,0D,nanocubes,Co,tetra,nanocrystals,SA,TCPP,was,successfully,self,assembled,via,interaction,hydrogen,bonding,chemical,heterostructure,exhibited,satis,factory,visible,photocatalytic,evolution,rates,ST,composite,towards,dichlorophenol,ofloxacin,ethylene,were,times,faster,than,respectively,oxygen,efficiency,higher,remarkably,improved,activities,mainly,following,reasons,could,enhance,light,absorption,produce,more,photoinduced,carriers,well,developed,porosity,optimize,dis,provide,reactive,sites,charge,channels,between,beneficial,interlayer,mobility,while,nanoparticles,NPs,matrix,serve,electron,traps,acceler,interfacial,transfer,Additionally,ferromagnetic,endowed,function,promote,recyclability,practical,application
AB值:
0.543245
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