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典型文献
Sustainable preparation of graphene-analogue boron nitride by ball-milling for adsorption of organic pollutants
文献摘要:
The method of fabricating low-cost adsorbents with high activity and durability via a convenient and eco-friendly procedure is of great importance to wastewater treatment.Herein,a high-efficient mechanical exfoliation strategy was proposed to facilely prepare few-layered graphene-analogue boron nitride(BN)via a one-step non-organic solvent assisted wet ball mill procedure.Ball-milling treatment increased the specific surface area of BN 3.5-fold by reducing the thickness to~3 layers with 45 min.The exfoliated BN exhibited strikingly improved sorption performance to organic contaminants with around 124%and 116%increased removal efficiency respectively for oxytetracycline(OTC)and Rhodamine B(RhB)as com-pared to the bulk BN.Batches sorption experiments showed that the sorption processes were thermody-namic endothermic,and well fitted to pseudo-second-order kinetic model and Freundlich isotherm equation.The π-π stacking interaction,hydrophobic effect and electrostatic interaction were proposed as the dominated sorption mechanism.In addition,no significant decline in adsorptive removal ability for the sorbent after 5 times recycling.The results indicate that the ball-milling exfoliation is a fast,green,sustainable and promising strategy for synthesis of highly potent BN based two-dimensional layered adsorbents.
文献关键词:
作者姓名:
Haofeng Wu;Yanhong Chao;Yan Jin;Duanjian Tao;Xiaowei Li;Jing Luo;Guohua Xia;Linhua Zhu;Wenshuai Zhu
作者机构:
School of Pharmacy,Jiangsu University,Zhenjiang 212013,China;College of Chemistry and Chemical Engineering,Jiangxi Normal University,Nanchang 330022,China;School of Chemistry and Chemical Engineering,Jiangsu University,Zhenjiang 212013,China;Key Laboratory of Tropical Medicinal Plant Chemistry of Education,Hainan Normal University,Haikou 571158,China
引用格式:
[1]Haofeng Wu;Yanhong Chao;Yan Jin;Duanjian Tao;Xiaowei Li;Jing Luo;Guohua Xia;Linhua Zhu;Wenshuai Zhu-.Sustainable preparation of graphene-analogue boron nitride by ball-milling for adsorption of organic pollutants)[J].中国化学工程学报(英文版),2022(02):73-81
A类:
Batches
B类:
Sustainable,preparation,graphene,analogue,boron,nitride,by,ball,milling,adsorption,organic,pollutants,method,fabricating,low,cost,adsorbents,activity,durability,via,convenient,friendly,procedure,great,importance,wastewater,treatment,Herein,efficient,mechanical,exfoliation,strategy,proposed,facilely,prepare,few,layered,BN,one,step,solvent,assisted,wet,Ball,increased,specific,surface,area,fold,reducing,thickness,layers,exfoliated,exhibited,strikingly,improved,performance,contaminants,around,removal,efficiency,respectively,oxytetracycline,OTC,Rhodamine,RhB,com,pared,bulk,experiments,showed,that,processes,were,thermody,namic,endothermic,well,fitted,pseudo,second,order,kinetic,model,Freundlich,isotherm,equation,stacking,interaction,hydrophobic,effect,electrostatic,dominated,mechanism,In,addition,significant,decline,adsorptive,after,times,recycling,results,indicate,fast,green,sustainable,promising,synthesis,highly,potent,two,dimensional
AB值:
0.639475
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