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典型文献
Pomelo biochar as an electron acceptor to modify graphitic carbon nitride for boosting visible-light-driven photocatalytic degradation of tetracycline
文献摘要:
In this study,biochar(BC)derived from pomelo was prepared via a high-temperature calcination method to modify the graphitic carbon nitride(g-C3N4)to synthesize the BC/g-C3N4 composite for the degrada-tion of the tetracycline(TC)antibiotic under visible light irradiation.The experimental results exhibit that the optimal feeding weight ratio of biochar/urea is 0.03∶1 in BC/g-C3N4 composite could show the best photocatalytic activity with the degradation rate of tetracycline is 83%in 100 min irradiation.The improvement of photocatalytic activity is mainly attributed to the following two points:(ⅰ)the strong bonding with π-π stacking between BC and g-C3N4 make the photogenerated electrons of light-excited g-C3N4 transfer to BC,quickly and improve the separation efficiency of carriers;(ⅱ)the introduction of BC reduces the distance for photogenerated electrons to migrate to the surface and increases the specific surface area for providing more active sites.This study provides a sustainable,economical and promising method for the synthesis of photocatalytic materials their application to wastewater treatment.
文献关键词:
作者姓名:
Feng Guo;Chunli Shi;Wei Sun;Yanan Liu;Xue Lin;Weilong Shi
作者机构:
School of Material Science and Engineering,Beihua University,Jilin 132013,China;School of Energy and Power,Jiangsu University of Science and Technology,Zhenjiang 212003,China;School of Material Science and Engineering,Jiangsu University of Science and Technology,Zhenjiang 212003,China;College of Chemistry,Zhengzhou University,Zhengzhou 450001,China
引用格式:
[1]Feng Guo;Chunli Shi;Wei Sun;Yanan Liu;Xue Lin;Weilong Shi-.Pomelo biochar as an electron acceptor to modify graphitic carbon nitride for boosting visible-light-driven photocatalytic degradation of tetracycline)[J].中国化学工程学报(英文版),2022(08):1-11
A类:
Pomelo
B类:
biochar,acceptor,modify,graphitic,carbon,nitride,boosting,visible,light,driven,photocatalytic,degradation,tetracycline,In,this,study,BC,derived,from,pomelo,prepared,via,high,temperature,calcination,method,C3N4,synthesize,composite,antibiotic,under,irradiation,experimental,results,exhibit,that,optimal,feeding,weight,urea,could,show,best,activity,improvement,mainly,attributed,following,two,points,strong,bonding,stacking,between,make,photogenerated,electrons,excited,transfer,quickly,separation,efficiency,carriers,introduction,reduces,distance,migrate,surface,increases,specific,area,providing,more,active,sites,This,provides,sustainable,economical,promising,synthesis,materials,their,application,wastewater,treatment
AB值:
0.553214
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