典型文献
Catalytic degradation of lomefloxacin by photo-assisted persulfate activation on natural hematite:Performance and mechanism
文献摘要:
The natural hematite(α-Fe2O3)is stable and abundant on the earth,as well as with strange electronic band structure and good visible light absorption properties.However,the composition and catalytic per-formance of natural hematite should be explored.In this study,the photo-assisted hematite nanoparticles activated persulfate(H-NPs/PS/vis)system was constructed.As detected,H-NPs had an irregular agglom-erate structure with abundant internal pore and were mainly composed of Fe2O3,SiO2 and TiO2.The system was applied to removing various antibiotic(i.e.,lomefloxacin,ciprofloxacin and enrofloxacin with initial concentration of 10mg/L),achieving high degradation performance of 82.0%,81.2%and 82.2%after 120,330 and 240 min,respectively.Moreover,H-NPs had excellent reusability with low metal leaching(Ti leaching percentage lower than 0.01%,Fe dissolution percentage was 0.48%)and stable structure.At last,a possible reaction mechanism of H-NPs/PS/vis system was proposed that lomefloxacin(LOM)was efficiently removed via the synergistic process of components contained in H-NPs with PS and light,in-volving the generation of·O2-,·OH and SO4·-.Above all,this paper provided a novel application scheme of natural hematite through in-depth and comprehensive experimental exploration.
文献关键词:
中图分类号:
作者姓名:
Ruonan Guo;Ying Chen;Bingrui Liu;Ying Han;Jianfeng Gou;Xiuwen Cheng
作者机构:
Key Laboratory for Environmental Pollution Prediction and Control,Gansu Province,College of Earth and Environmental Sciences,Lanzhou University,Lanzhou 730000,China
文献出处:
引用格式:
[1]Ruonan Guo;Ying Chen;Bingrui Liu;Ying Han;Jianfeng Gou;Xiuwen Cheng-.Catalytic degradation of lomefloxacin by photo-assisted persulfate activation on natural hematite:Performance and mechanism)[J].中国化学快报(英文版),2022(08):3809-3817
A类:
volving
B类:
Catalytic,degradation,lomefloxacin,by,photo,assisted,persulfate,activation,natural,hematite,Performance,mechanism,Fe2O3,stable,abundant,earth,well,strange,electronic,band,structure,good,visible,light,absorption,properties,However,composition,catalytic,should,be,explored,In,this,study,nanoparticles,activated,NPs,PS,system,was,constructed,detected,had,irregular,agglom,erate,internal,pore,were,mainly,composed,SiO2,TiO2,applied,removing,various,antibiotic,ciprofloxacin,enrofloxacin,initial,concentration,10mg,achieving,high,performance,after,respectively,Moreover,excellent,reusability,metal,leaching,percentage,lower,than,dissolution,At,last,possible,reaction,proposed,that,LOM,efficiently,removed,via,synergistic,process,components,contained,generation,SO4,Above,all,paper,provided,novel,application,scheme,through,depth,comprehensive,experimental,exploration
AB值:
0.608216
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